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Coroutine/Future <code>Send</code> bounds are too restrictive when taking references to <code>!Sync</code> values

A-coroutinesArea: CoroutinesArea: Coroutines

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

E-needs-investigationCall for partcipation: This issues needs some investigation to determine current statusCall for partcipation: This issues needs some investigation to determine current status

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

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#132382 In rust-lang/rust;

· ds84182 opened on Oct 31, 2024

Overly conservative async capture analysis when values are borrowed

I-async-nominatedNominated for discussion during an async working group meeting.Nominated for discussion during an async working group meeting.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#129325 In rust-lang/rust;

· nikomatsakis opened on Aug 20, 2024

Happens-before relationship between wake and poll

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

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#128920 In rust-lang/rust;

· Ddystopia opened on Aug 10, 2024

Tracking Issue for async drop codegen

A-async-awaitArea: Async & AwaitArea: Async & Await

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

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

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

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

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#126482 In rust-lang/rust;

· zetanumbers opened on Jun 14, 2024

Strange error message when trying to call a function that takes a closure that returns a future

A-async-awaitArea: Async & AwaitArea: Async & Await

A-closuresArea: Closures (`|…| { … }`)Area: Closures (`|…| { … }`)

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

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

fixed-by-async-closuresFixed by `#![feature(async_closure)]`Fixed by `#![feature(async_closure)]`

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#123717 In rust-lang/rust;

· tljubej-tbtl opened on Apr 10, 2024

Tracking Issue for <code>context_ext</code>

A-async-awaitArea: Async & AwaitArea: Async & Await

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

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

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

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#123392 In rust-lang/rust;

· jkarneges opened on Apr 2, 2024

Recursive async functions don't internally implement auto traits

A-async-awaitArea: Async & AwaitArea: Async & Await

A-auto-traitsArea: auto traits (e.g., `auto trait Send {}`)Area: auto traits (e.g., `auto trait Send {}`)

A-trait-systemArea: Trait systemArea: Trait system

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

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

fixed-by-next-solverFixed by the next-generation trait solver, `-Znext-solver`.Fixed by the next-generation trait solver, `-Znext-solver`.

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#123072 In rust-lang/rust;

· drewtato opened on Mar 26, 2024

recursive async function using <code>Box::new</code> results in cycle error

A-async-awaitArea: Async & AwaitArea: Async & Await

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

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

D-confusingDiagnostics: Confusing error or lint that should be reworked.Diagnostics: Confusing error or lint that should be reworked.

I-cycleIssue: A query cycle occurred while none was expectedIssue: A query cycle occurred while none was expected

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#122332 In rust-lang/rust;

· lcnr opened on Mar 11, 2024

Async callback argument causes nonsensical error message.

A-async-awaitArea: Async & AwaitArea: Async & Await

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

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

D-confusingDiagnostics: Confusing error or lint that should be reworked.Diagnostics: Confusing error or lint that should be reworked.

fixed-by-async-closuresFixed by `#![feature(async_closure)]`Fixed by `#![feature(async_closure)]`

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

WG-diagnosticsWorking group: DiagnosticsWorking group: Diagnostics

Status: Open.

#121093 In rust-lang/rust;

· theemathas opened on Feb 14, 2024

never patterns: <code>!</code> argument not detected as diverging on async fn

A-async-awaitArea: Async & AwaitArea: Async & Await

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

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

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

requires-incomplete-featuresThis issue requires the use of incomplete features.This issue requires the use of incomplete features.

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#120240 In rust-lang/rust;

· Nadrieril opened on Jan 22, 2024

Clarification needed on what happens when <code>Future::poll</code> wakes an old waker

A-async-awaitArea: Async & AwaitArea: Async & Await

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

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

I-async-nominatedNominated for discussion during an async working group meeting.Nominated for discussion during an async working group meeting.

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

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#119698 In rust-lang/rust;

· zopsicle opened on Jan 7, 2024

ICE with "failed to resolve instance for &lt;... as IntoFuture&gt;::into_future: Ok(None)" (regression between 1.73 and 1.74)

A-async-awaitArea: Async & AwaitArea: Async & Await

A-auto-traitsArea: auto traits (e.g., `auto trait Send {}`)Area: auto traits (e.g., `auto trait Send {}`)

AsyncAwait-TriagedAsync-await issues that have been triaged during a working group meeting.Async-await issues that have been triaged during a working group meeting.

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) ❄️

P-mediumMedium priorityMedium priority

regression-from-stable-to-stablePerformance or correctness regression from one stable version to another.Performance or correctness regression from one stable version to another.

S-bug-has-testStatus: This bug is tracked inside the repo by a `known-bug` test.Status: This bug is tracked inside the repo by a `known-bug` test.

S-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issueStatus: A Minimal Complete and Verifiable Example has been found for this issue

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.

WG-asyncWorking group: Async & awaitWorking group: Async & await

Status: Open.

#119095 In rust-lang/rust;

· 42triangles opened on Dec 18, 2023