error: component 'rust-std' for target 'x86_64-unknown-illumos' is unavailable for download for channel stable

[jhpratt]

Pretty self explanatory one here: Illumos should be available, at least from my interpretation of the platform support page.

[jonas-schievink]

Pretty sure #71272 is only on beta, not stable

[jhpratt]

Confirming that the target is available on beta. Guess I just jumped the gun on this one.