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Weird error message when trying to use a private constructor in a method

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

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

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.

#143008 In rust-lang/rust;

· gammelalf opened on Jun 25, 2025

ICE with <code>-Znext-solver=globally</code>: <code>index out of bounds</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) ❄️

requires-nightlyThis issue requires a nightly compiler in some way. This issue requires a nightly compiler in some way.

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-trait-system-refactorThe Rustc Trait System Refactor Initiative (-Znext-solver) The Rustc Trait System Refactor Initiative (-Znext-solver)

Status: Open.

#142866 In rust-lang/rust;

· cyrgani opened on Jun 22, 2025

ICE: next solver: <code>errors selecting obligation during MIR typeck: [Ambiguity]</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-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.

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-trait-system-refactorThe Rustc Trait System Refactor Initiative (-Znext-solver) The Rustc Trait System Refactor Initiative (-Znext-solver)

Status: Open.

#139409 In rust-lang/rust;

· matthiaskrgr opened on Apr 5, 2025

ICE: <code>encountered a fresh type during canonicalization</code>

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

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

E-needs-testCall for participation: An issue has been fixed and does not reproduce, but no test has been added. Call for participation: An issue has been fixed and does not reproduce, but no test has been added.

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

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

requires-nightlyThis issue requires a nightly compiler in some way. This issue requires a nightly compiler in some way.

S-has-bisectionStatus: A bisection has been found for this issue Status: A bisection has been found for this issue

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

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.

#138891 In rust-lang/rust;

· matthiaskrgr opened on Mar 24, 2025

[bug] When I Use tauri-plugin-http and reqwest either, I got a panic

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

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

A-coercionsArea: implicit and explicit `expr as Type` coercions Area: implicit and explicit `expr as Type` coercions

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

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 priority Medium 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-has-bisectionStatus: A bisection has been found for this issue Status: A bisection has been found for this issue

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

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.

#138274 In rust-lang/rust;

· Wan9xy opened on Mar 9, 2025

ICE: <code>assertion failed: layout.is_sized()</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) ❄️

P-mediumMedium priority Medium 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.

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.

#137186 In rust-lang/rust;

· matthiaskrgr opened on Feb 17, 2025

RPIT associated type lifetime bound is ignored

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

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-lifetimesArea: Lifetimes / regions Area: Lifetimes / regions

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

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

#135006 In rust-lang/rust;

· LHolten opened on Jan 1, 2025

Impl has "stricter" requirement that is implied by existing requirement

A-implied-boundsArea: Implied bounds / inferred outlives-bounds Area: Implied bounds / inferred outlives-bounds

A-trait-systemArea: Trait system Area: Trait system

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

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

#134890 In rust-lang/rust;

· LHolten opened on Dec 29, 2024

ICE: <code>Encountered error SignatureMismatch</code>

A-mir-opt-inliningArea: MIR inlining Area: MIR inlining

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-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.

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.

#134174 In rust-lang/rust;

· matthiaskrgr opened on Dec 11, 2024

Hang after encountering overflow errors for huge types

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

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

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.

P-highHigh priority High 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-has-mcveStatus: A Minimal Complete and Verifiable Example has been found for this issue Status: 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.

#132673 In rust-lang/rust;

· ym-xie opened on Nov 6, 2024

projecting to assoc type of supertrait that is implemented differently for trait object goes wrong

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

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

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

I-unsoundIssue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness

requires-nightlyThis issue requires a nightly compiler in some way. This issue requires a nightly compiler in some way.

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.

#131891 In rust-lang/rust;

· lukas-code opened on Oct 18, 2024

async code fails to compile with <code>-Znext-solver</code>

A-async-awaitArea: Async & Await Area: 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.

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

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.

WG-trait-system-refactorThe Rustc Trait System Refactor Initiative (-Znext-solver) The Rustc Trait System Refactor Initiative (-Znext-solver)

Status: Open.

#129865 In rust-lang/rust;

· 0xdeafbeef opened on Sep 1, 2024