Top rust issues

save-analysis causes ICE

A-save-analysis C-bug F-type_alias_impl_trait I-ICE I-nominated T-compiler glacier

Bad error message with async main

A-async-await A-diagnostics A-suggestion-diagnostics AsyncAwait-OnDeck AsyncAwait-Triaged C-enhancement D-confusing D-papercut E-needs-mentor P-medium T-compiler

Rustc doesn't report line numbers for type errors within proc macro async fn within macro_rules macro

A-async-await A-diagnostics A-macros A-proc-macros AsyncAwait-OnDeck AsyncAwait-Triaged C-bug D-terse P-high T-compiler

Classify various const generics bugs

A-const-generics C-bug F-const_generics metabug

Copy not implemented on returned closures

A-closures A-impl-trait C-feature-request T-lang

Return Result After Mutable Borrow in Loop

TcpStream bind before connect

C-feature-request T-libs

thread_id_value tracking issue

A-concurrency B-unstable C-tracking-issue Libs-Small Libs-Tracked T-libs

rustc compiler crashed when using async in loop

A-async-await AsyncAwait-OnDeck AsyncAwait-Triaged C-bug E-needs-test I-ICE ICEBreaker-Cleanup-Crew P-high T-compiler

Another mir-opt-level=2 miscompilation

A-mir C-bug T-compiler requires-nightly