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fix z3_auto #35

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merged 1 commit into from
Apr 2, 2024
Merged

fix z3_auto #35

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18 changes: 11 additions & 7 deletions hakim-engine/src/interactive/tactic/z3_auto.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -576,13 +576,13 @@ impl<'a> Z3Manager {
if let Term::Universe { index } = ty.as_ref() {
if *index == 0 {
let key = app_ref!(to_universe(), TermRef::new(t.clone()));
let sort_name = format!("{:?}", t);
if check_exists(&self.unknowns.0, key.clone()) {
return Some(sort_name);
let exist = check_exists(&self.unknowns.0, key.clone());
let id = lookup_in_cell_hashmap(&self.unknowns.0, key);
let sort_name = format!("$Type{id}");
if !exist {
let sort = smt2::Sort::Declare(SortDecl::new(sort_name.clone(), 0));
self.smt_ctx.sort(sort);
}
let sort = smt2::Sort::Declare(SortDecl::new(sort_name.clone(), 0));
self.smt_ctx.sort(sort);
lookup_in_cell_hashmap(&self.unknowns.0, key);
return Some(sort_name);
}
}
Expand Down Expand Up @@ -719,7 +719,11 @@ mod tests {
);
convert_check(r#""s" + "l" + " a" = "sl a""#, "(assert (not (= (str.++ (str.++ (seq.++ (seq.unit #x73) ) (seq.++ (seq.unit #x6C) )) (seq.++ (seq.unit #x20) (seq.++ (seq.unit #x61) ))) (seq.++ (seq.unit #x73) (seq.++ (seq.unit #x6C) (seq.++ (seq.unit #x20) (seq.++ (seq.unit #x61) )))))))\n(check-sat)\n");
convert_check(r#"nth '*' "aa" 0 ∈ member_set "a""#, "(declare-const $x0 (Seq (_ BitVec 8)))\n(assert (not (select $x0 (seq.nth (seq.++ (seq.unit #x61) (seq.++ (seq.unit #x61) )) 0))))\n(check-sat)\n");
// convert_check(r#"map (λ x, 2*x) [2] = [4]"#, "");
// convert_check(r#"map (λ x, 2*x) [2] = [4]"#, "");
convert_check(
r#"∀ A: DFA "()", Ldfa A = { s: list char | valid_paren s }"#,
"(declare-const $x0 Bool)\n(assert $x0)\n(declare-sort $Type1 0)\n(declare-const A $Type1)\n(declare-const $x3 (Seq String))\n(declare-const $x4 (Seq String))\n(assert (not (= $x3 $x4)))\n(check-sat)\n",
);
}
#[test]
fn simple() {
Expand Down
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