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Tracking Issue for duration_constructors_lite

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

S-tracking-unimplementedStatus: The feature has not been implemented.Status: The feature has not been implemented.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#140881 In rust-lang/rust;

· Dietr1ch opened on May 10, 2025

Misleading "captured variable cannot escape FnMut closure body" diagnostic, should be "can't mutable borrow more than once"

A-diagnosticsArea: Messages for errors, warnings, and lintsArea: Messages for errors, warnings, and lints

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.

#140875 In rust-lang/rust;

· teor2345 opened on May 9, 2025

removing needless <code>.collect()</code> in the middle of iterator chain reduces performance significantly

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

I-slowIssue: Problems and improvements with respect to performance of generated code.Issue: Problems and improvements with respect to performance of generated code.

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.

#140873 In rust-lang/rust;

· cyrgani opened on May 9, 2025

Tracking Issue i64 to u64 (as)

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#140870 In rust-lang/rust;

· AveNRU opened on May 9, 2025

Issue with <code>write_all_at</code> on GitHub Action

C-external-bugCategory: issue that is caused by bugs in software beyond our controlCategory: issue that is caused by bugs in software beyond our control

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.

O-linuxOperating system: LinuxOperating system: Linux

Status: Open.

#140867 In rust-lang/rust;

· allevo opened on May 9, 2025

ICE: <code>normalizing free const aliases in the type system is unsupported</code>

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.

#140860 In rust-lang/rust;

· matthiaskrgr opened on May 9, 2025

when dependency enable async_drop feature, it cause ICE

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

E-needs-mcveCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable ExampleCall for participation: This issue has a repro, but needs a Minimal Complete and Verifiable Example

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

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

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.

#140858 In rust-lang/rust;

· Sherlock-Holo opened on May 9, 2025

rustdoc: Inline code in links in first paragraph of doc of trait implementation not clickable

A-intra-doc-linksArea: Intra-doc links, the ability to link to items in docs by nameArea: Intra-doc links, the ability to link to items in docs by name

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

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

Status: Open.

#140857 In rust-lang/rust;

· SpecificProtagonist opened on May 9, 2025

Type inference of inferred repeat expr counts is not as strong as it could be

A-arrayArea: `[T; N]`Area: `[T; N]`

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

F-generic_arg_inferUsing `_` as a const argument: #![feature(generic_arg_infer)]`Using `_` as a const argument: #![feature(generic_arg_infer)]`

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

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-typesRelevant to the types team, which will review and decide on the PR/issue.Relevant to the types team, which will review and decide on the PR/issue.

Status: Open.

#140855 In rust-lang/rust;

· BoxyUwU opened on May 9, 2025

Tracking issue for release notes of #129334: Implement (part of) ACP 429: add <code>DerefMut</code> to <code>Lazy[Cell/Lock]</code>

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-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#140853 In rust-lang/rust;

· rustbot opened on May 9, 2025

ICE：rustc panicked at compiler\rustc_mir_transform\src\validate.rs:1560:30

-Zvalidate-mirUnstable option: MIR validationUnstable option: MIR validation

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.

#140850 In rust-lang/rust;

· sososopy opened on May 9, 2025

Codegen Optimization for Non-Consecutive Enum Match Arms

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

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.

#140849 In rust-lang/rust;

· ray90514 opened on May 9, 2025