Top rust issues

ICE when using reference variable from iterator (instead of copying it): thread 'rustc' panicked at 'already borrowed: BorrowMutError'

A-typesystem C-bug E-needs-bisection I-ICE P-high T-compiler regression-from-stable-to-stable

Rustdoc cannot infer type when using type_alias_impl_trait, while rustc works

C-bug F-type_alias_impl_trait T-rustdoc requires-nightly

ICE: errors resolving bounds after type-checking for fmt::Display

A-associated-items A-traits C-bug F-associated_type_defaults I-ICE P-medium T-compiler glacier requires-nightly

Spurious new Send requirement in async block

A-async-await AsyncAwait-Focus T-compiler T-lang

Ref parameter incorrectly decorated with `noalias` attribute

A-codegen C-bug I-unsound 💥 T-lang T-libs

async fn with elided lifetime causes rustc panic

A-async-await AsyncAwait-Focus C-bug F-async_await I-ICE P-high T-compiler

error for too many trailing #s in raw string literals could be improved

A-diagnostics C-enhancement E-easy

type inference doesn't work in async fn that return Box<dyn SomeTrait>

A-async-await A-inference AsyncAwait-Focus C-bug F-async_await T-compiler

Tracking issue for RFC 2645, "Transparent Unions" (formerly: and Enums)

B-RFC-approved B-RFC-implemented B-unstable C-tracking-issue T-lang

Confusing error message: "expected 2 lifetime parameters"

A-diagnostics A-lifetimes A-suggestion-diagnostics C-enhancement D-papercut T-compiler