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Bad recovery from incorrect type ascription syntax in tuples

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.

#149246 In rust-lang/rust;

· ada4a opened on Nov 23, 2025

Implementation is not general enough error with no context

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

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

A-type-systemArea: Type systemArea: Type system

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

D-terseDiagnostics: An error or lint that doesn't give enough information about the problem at hand.Diagnostics: An error or lint that doesn't give enough information about the problem at hand.

fixed-by-higher-ranked-assumptionsFixed by `-Zhigher-ranked-assumptions`Fixed by `-Zhigher-ranked-assumptions`

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.

#149235 In rust-lang/rust;

· Noratrieb opened on Nov 23, 2025

<code>..i32::MIN</code> pattern gives error mentioning "lower range bound"

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

A-patternsRelating to patterns and pattern matchingRelating to patterns and pattern matching

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.

#149165 In rust-lang/rust;

· theemathas opened on Nov 21, 2025

<code>cfg_select</code> should check for <code>unexpected_cfgs</code> on other arms

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

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

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

F-check-cfg--check-cfg--check-cfg

I-lang-nominatedNominated for discussion during a lang team meeting.Nominated for discussion during a lang team meeting.

I-lang-radarItems that are on lang's radar and will need eventual work or consideration.Items that are on lang's radar and will need eventual work or consideration.

P-lang-drag-1Lang team prioritization drag level 1. https://rust-lang.zulipchat.com/#narrow/channel/410516-t-langLang team prioritization drag level 1. https://rust-lang.zulipchat.com/#narrow/channel/410516-t-lang

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.

#149090 In rust-lang/rust;

· tgross35 opened on Nov 19, 2025

<code>Box&lt;dyn std::error::Error&gt;</code> fails to satisfy <code>TryFrom::Error: std::error::Error</code>

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

A-dyn-traitArea: trait objects, vtable layoutArea: trait objects, vtable layout

A-error-handlingArea: Error handlingArea: Error handling

D-newcomer-roadblockDiagnostics: Confusing error or lint; hard to understand for new users.Diagnostics: Confusing error or lint; hard to understand for new users.

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.

#149086 In rust-lang/rust;

· ultimaweapon opened on Nov 19, 2025

anonymous lifetimes in <code>impl Trait</code> are unstable *except in async*

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

I-lang-radarItems that are on lang's radar and will need eventual work or consideration.Items that are on lang's radar and will need eventual work or consideration.

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.

#149076 In rust-lang/rust;

· ijackson opened on Nov 19, 2025

Missing field resolve error doesn't look at associated functions

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

A-resolveArea: Name/path resolution done by `rustc_resolve` specificallyArea: Name/path resolution done by `rustc_resolve` specifically

D-terseDiagnostics: An error or lint that doesn't give enough information about the problem at hand.Diagnostics: An error or lint that doesn't give enough information about the problem at hand.

P-lowLow priorityLow priority

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.

#149038 In rust-lang/rust;

· estebank opened on Nov 17, 2025

Implement method signature suggestion for trait mismatches error

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

A-suggestion-diagnosticsArea: Suggestions generated by the compiler applied by `cargo fix`Area: Suggestions generated by the compiler applied by `cargo fix`

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

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 (in progress).

rust-lang/rustnumber 149027

#149027 In rust-lang/rust;

· reddevilmidzy opened on Nov 17, 2025

<code>extern crate $crate</code> causes rust to read <code>lib$crate.rlib</code>

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

A-macrosArea: All kinds of macros (custom derive, macro_rules!, proc macros, ..)Area: All kinds of macros (custom derive, macro_rules!, proc macros, ..)

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.

#149018 In rust-lang/rust;

· theemathas opened on Nov 17, 2025

Out-of-range <code>\x</code> escapes should suggest alternatives

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.

#148917 In rust-lang/rust;

· scottmcm opened on Nov 13, 2025

Untruthful "there are multiple different versions of crate"

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

D-incorrectDiagnostics: A diagnostic that is giving misleading or incorrect information.Diagnostics: A diagnostic that is giving misleading or incorrect information.

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.

#148892 In rust-lang/rust;

· dtolnay opened on Nov 13, 2025

Diagnostics should recognize string/char escape sequences from C and suggest appropriate Rust equivalents

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.

#148884 In rust-lang/rust;

· Kmeakin opened on Nov 12, 2025