Search results

generic_const_exprs: the type <code>[(); N]</code> does not fulfill the required lifetime

C-bugCategory: This is a bug.Category: This is a bug.

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#150778 In rust-lang/rust;

· nazar-pc opened on Jan 7, 2026

Tracking issue for release notes of #146989: Inhibit all-absent-variant optimization for all enum reprs that inhibit layout optimization, not just repr(C).

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-langRelevant to the language teamRelevant to the language team

Status: Open.

#150774 In rust-lang/rust;

· rustbot opened on Jan 7, 2026

Missing tracking issue and label for <code>multiple_supertrait_upcastable</code>

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#150773 In rust-lang/rust;

· hashcatHitman opened on Jan 7, 2026

ICE: Failed to normalize Alias with type error during match checking (invalid TAIT usage)

C-bugCategory: This is a bug.Category: This is a bug.

F-type_alias_impl_trait`#[feature(type_alias_impl_trait)]``#[feature(type_alias_impl_trait)]`

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#150770 In rust-lang/rust;

· trait-Cong opened on Jan 7, 2026

Draft release notes for 1.93

T-releaseRelevant to the release subteam, which will review and decide on the PR/issue.Relevant to the release subteam, which will review and decide on the PR/issue.

Status: Open.

#150760 In rust-lang/rust;

· BoxyUwU opened on Jan 7, 2026

Update Illumos sysroot

A-CIArea: Our Github Actions CIArea: Our Github Actions CI

C-bugCategory: This is a bug.Category: This is a bug.

O-illumosthe other shiny OSthe other shiny OS

T-infraRelevant to the infrastructure team, which will review and decide on the PR/issue.Relevant to the infrastructure team, which will review and decide on the PR/issue.

Status: Open.

#150756 In rust-lang/rust;

· nikic opened on Jan 7, 2026

<code>alloc_error_handler</code> signature mismatch

A-allocatorsArea: Custom and system allocatorsArea: Custom and system allocators

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

C-bugCategory: This is a bug.Category: This is a bug.

O-wasmTarget: WASM (WebAssembly), http://webassembly.org/Target: WASM (WebAssembly), http://webassembly.org/

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#150755 In rust-lang/rust;

· Spxg opened on Jan 7, 2026

ICE: No HirId for DefId(0:5 ~ example[56a3]::{extern#0}::foo::{opaque#0})

C-bugCategory: This is a bug.Category: This is a bug.

F-generic_const_exprs`#![feature(generic_const_exprs)]``#![feature(generic_const_exprs)]`

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#150754 In rust-lang/rust;

· bushilushan opened on Jan 7, 2026

ICE: checking trait bound on <code>extern type</code> with negative impl of auto trait triggers panic in <code>assemble_candidates</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-auto_traits`#![feature(auto_traits)]``#![feature(auto_traits)]`

F-negative_impls#![feature(negative_impls)]#![feature(negative_impls)]

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#150753 In rust-lang/rust;

· trait-Cong opened on Jan 7, 2026

ICE: <code>expected specialization failed to hold</code> when using specialization with RPITIT and unresolved type in <code>where</code> clause

C-bugCategory: This is a bug.Category: This is a bug.

F-specialization`#![feature(specialization)]``#![feature(specialization)]`

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

Status: Open.

#150751 In rust-lang/rust;

· trait-Cong opened on Jan 7, 2026

ICE: internal compiler error: Unknown(Foo)

C-bugCategory: This is a bug.Category: This is a bug.

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#150750 In rust-lang/rust;

· bushilushan opened on Jan 7, 2026

ICE <code>invalid Res .. for const path</code>

C-bugCategory: This is a bug.Category: This is a bug.

F-min_generic_const_args`#![feature(min_generic_const_args)]``#![feature(min_generic_const_args)]`

I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

needs-triageThis issue may need triage. Remove it if it has been sufficiently triaged.This issue may need triage. Remove it if it has been sufficiently triaged.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#150749 In rust-lang/rust;

· matthiaskrgr opened on Jan 7, 2026