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Bug in std::thread::spawn causing "failed to spawn thread: Os { code: 22, kind: InvalidInput, message: 'Invalid argument' }"

A-threadArea: `std::thread`Area: `std::thread`

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#142820 In rust-lang/rust;

· chengshuyi opened on Jun 21, 2025

Opaque Future Type crashed compiler :) Called <code>Option::unwrap()</code> on a <code>None</code> value

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) ❄️

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#141268 In rust-lang/rust;

· Token-Thinker opened on May 20, 2025

unexpected behaviour for Vec&lt;u8&gt; index access in certain situation

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

Status: Open.

#141263 In rust-lang/rust;

· Rajakenhd opened on May 19, 2025

Encountered anon const with inference variable args but no error reported

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) ❄️

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#140701 In rust-lang/rust;

· joonazan opened on May 6, 2025

ICE: Encountered invalid discriminant while decoding <code>Option</code>

A-incr-compArea: Incremental compilationArea: Incremental compilation

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) ❄️

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#140691 In rust-lang/rust;

· figo361 opened on May 6, 2025

<code>cargo install cargo-binstall</code> panics on Raspberry Pi 3

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) ❄️

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

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.

#139559 In rust-lang/rust;

· swpalmer opened on Apr 8, 2025

rustc 1.85.0 panics: "invalid enum variant tag while decoding ...", "assertion failed: bytes[len] == STR_SENTINEL", "Encountered invalid discriminant while decoding <code>Option</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) ❄️

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#137787 In rust-lang/rust;

· deven opened on Feb 28, 2025

Runaway builds: the build hangs for 2 hours without producing any output on arm64

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

I-compiletimeIssue: Problems and improvements with respect to compile times.Issue: Problems and improvements with respect to compile times.

O-freebsdOperating system: FreeBSDOperating system: FreeBSD

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

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.

#137496 In rust-lang/rust;

· yurivict opened on Feb 23, 2025

Compiler got panicked while using Bevy.

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) ❄️

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#137175 In rust-lang/rust;

· ZeuhL202 opened on Feb 17, 2025

offline installer should include <code>rust-src</code>

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

O-windowsOperating system: WindowsOperating system: Windows

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

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.

#136268 In rust-lang/rust;

· NewUserHa opened on Jan 29, 2025

attempting to build on NetBSD/amd64 9.99.81 causes boootstrap/debug/rustc to crash with a SIGSEGV

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

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.

O-netbsdOperating system: NetBSDOperating system: NetBSD

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

T-bootstrapRelevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)

Status: Open.

#135513 In rust-lang/rust;

· robohack opened on Jan 15, 2025

Unsafe Loop when using mem::transmute &amp; Unpreventable Due to a Macro

A-lintsArea: Lints (warnings about flaws in source code) such as unused_mut.Area: Lints (warnings about flaws in source code) such as unused_mut.

S-needs-infoStatus: The issue lacks details necessary to triage or act on it.Status: The issue lacks details necessary to triage or act on it.

S-needs-reproStatus: This issue has no reproduction and needs a reproduction to make progress.Status: This issue has no reproduction and needs a reproduction to make progress.

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.

#134018 In rust-lang/rust;

· WillKirkmanM opened on Dec 8, 2024