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compiler crash on raspberry pi 4 with trixie

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.

#149500 In rust-lang/rust;

· tallavi opened on Dec 1, 2025

rustdoc doesn't render non-trivial built-in <code>Sized</code> impls (and calls <code>Sized</code> impls auto trait impls)

A-synthetic-implsArea: Synthetic impls, used by rustdoc to document auto traits and traits with blanket implsArea: Synthetic impls, used by rustdoc to document auto traits and traits with blanket impls

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

S-blockedStatus: Blocked on something else such as an RFC or other implementation work.Status: Blocked on something else such as an RFC or other implementation work.

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.

#149467 In rust-lang/rust;

· fmease opened on Nov 30, 2025

ICE when reusing <code>syn::Error</code> stored in static <code>LazyLock</code> across multiple proc macro invocations

A-proc-macrosArea: Procedural macrosArea: Procedural macros

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.

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.

Status: Open.

#149465 In rust-lang/rust;

· mookums opened on Nov 29, 2025

BinaryHeap integer overflow with ZST?

A-collectionsArea: `std::collections`Area: `std::collections`

A-ZSTArea: Zero-sized types (ZSTs).Area: Zero-sized types (ZSTs).

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

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.

Status: Open.

#149448 In rust-lang/rust;

· theemathas opened on Nov 29, 2025

Maybe-sized RPIT type is unexpectedly allowed in <code>async fn</code>

A-associated-itemsArea: Associated items (types, constants & functions)Area: Associated items (types, constants & functions)

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

A-DSTsArea: Dynamically-sized types (DSTs)Area: Dynamically-sized types (DSTs)

A-impl-traitArea: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch.Area: `impl Trait`. Universally / existentially quantified anonymous types with static dispatch.

A-trait-systemArea: Trait systemArea: Trait system

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

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.

#149438 In rust-lang/rust;

· obi1kenobi opened on Nov 29, 2025

doctests: print_merged_doctests_times() crashes JUnit formatter

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.

#149436 In rust-lang/rust;

· ilammy opened on Nov 29, 2025

staticlibs not supported with <code>cargo +nightly build -Zbuild-std --target bpfel-unknown-none --release</code>

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.

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.

O-eBPFTarget: I heard you liked code execution so I put some code execution in your code executionTarget: I heard you liked code execution so I put some code execution in your code execution

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.

#149432 In rust-lang/rust;

· clairechingching opened on Nov 28, 2025

type ascription: stack overflow

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

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

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

I-crashIssue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics.

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.

#149431 In rust-lang/rust;

· matthiaskrgr opened on Nov 28, 2025

Compiler error when using a const generic alias in an associated type bound in a super trait

A-associated-itemsArea: Associated items (types, constants & functions)Area: Associated items (types, constants & functions)

A-const-evalArea: Constant evaluation, covers all const contexts (static, const fn, ...)Area: Constant evaluation, covers all const contexts (static, const fn, ...)

A-trait-systemArea: Trait systemArea: Trait system

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-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.

#149420 In rust-lang/rust;

· LukaHorvat opened on Nov 28, 2025

Hang in mutually recursive GAT projections involving HRTBs

A-GATsArea: Generic associated types (GATs)Area: Generic associated types (GATs)

A-higher-rankedArea: Higher-ranked things (e.g., lifetimes, types, trait bounds aka HRTBs)Area: Higher-ranked things (e.g., lifetimes, types, trait bounds aka HRTBs)

A-trait-systemArea: Trait systemArea: Trait system

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`.

I-hangIssue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc.Issue: The compiler never terminates, due to infinite loops, deadlock, livelock, etc.

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.

#149414 In rust-lang/rust;

· zhao-weibo opened on Nov 28, 2025

Ambiguous glob import of <code>main</code> errors even in library crate

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

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

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.

#149412 In rust-lang/rust;

· theemathas opened on Nov 28, 2025

Send bound on RPITIT async method causes spurious lifetime errors

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

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

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

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.

#149407 In rust-lang/rust;

· mincrmatt12 opened on Nov 28, 2025