- Fixed doctest merging for the 2024 edition and relaxed target checks during doc generation.
- Fixed std::fs::rename errors on Windows 10 1607 and downgraded bootstrap's cc version to improve custom target support.
- Skipped unnecessary submodule updates when building Rust from a source tarball.
Rust 1.85.1
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Language: allow shortening lifetimes of &mut during unsize coercions and introduce new lints for invalid runtime symbols and c void return types.