Bump rust-toolchain from 1.93.1 to 1.94.0

[dependabot]

Bumps rust-toolchain from 1.93.1 to 1.94.0.

Release notes

Sourced from rust-toolchain's releases.

Rust 1.94.0

Language

• Impls and impl items inherit dead_code lint level of the corresponding traits and trait items
• Stabilize additional 29 RISC-V target features including large portions of the RVA22U64 / RVA23U64 profiles
• Add warn-by-default unused_visibilities lint for visibility on const _ declarations
• Update to Unicode 17
• Avoid incorrect lifetime errors for closures

Platform Support

• Add riscv64im-unknown-none-elf as a tier 3 target

Refer to Rust's platform support page for more information on Rust's tiered platform support.

Libraries

• Relax T: Ord bound for some BinaryHeap<T> methods.

Stabilized APIs

• <[T]>::array_windows
• <[T]>::element_offset
• LazyCell::get
• LazyCell::get_mut
• LazyCell::force_mut
• LazyLock::get
• LazyLock::get_mut
• LazyLock::force_mut
• impl TryFrom<char> for usize
• std::iter::Peekable::next_if_map
• std::iter::Peekable::next_if_map_mut
• x86 avx512fp16 intrinsics (excluding those that depend directly on the unstable f16 type)
• AArch64 NEON fp16 intrinsics (excluding those that depend directly on the unstable f16 type)
• f32::consts::EULER_GAMMA
• f64::consts::EULER_GAMMA
• f32::consts::GOLDEN_RATIO
• f64::consts::GOLDEN_RATIO

These previously stable APIs are now stable in const contexts:

• f32::mul_add

... (truncated)

Changelog

Sourced from rust-toolchain's changelog.

Version 1.94.0 (2026-03-05)

Language

• Impls and impl items inherit dead_code lint level of the corresponding traits and trait items
• Stabilize additional 29 RISC-V target features including large portions of the RVA22U64 / RVA23U64 profiles
• Add warn-by-default unused_visibilities lint for visibility on const _ declarations
• Update to Unicode 17
• Avoid incorrect lifetime errors for closures

Platform Support

• Add riscv64im-unknown-none-elf as a tier 3 target

Refer to Rust's platform support page for more information on Rust's tiered platform support.

Libraries

• Relax T: Ord bound for some BinaryHeap<T> methods.

Stabilized APIs

• <[T]>::array_windows
• <[T]>::element_offset
• LazyCell::get
• LazyCell::get_mut
• LazyCell::force_mut
• LazyLock::get
• LazyLock::get_mut
• LazyLock::force_mut
• impl TryFrom<char> for usize
• std::iter::Peekable::next_if_map
• std::iter::Peekable::next_if_map_mut
• x86 avx512fp16 intrinsics (excluding those that depend directly on the unstable f16 type)

... (truncated)

Commits

• 4a4ef49 Auto merge of #153313 - cuviper:stable-next, r=cuviper
• b8eece9 Bump to stable release
• f7370c7 Sync relnotes for 1.94.0
• ec6e988 Auto merge of #153150 - cuviper:beta-next, r=cuviper
• ade4c30 Add regression test for ICE when deprecated note is not resolved on the corre...
• aed7cdd rustdoc: Fix ICE when deprecated note is not resolved on the correct DefId
• 31a40f5 Auto merge of #152875 - cuviper:beta-next, r=cuviper
• 675afc4 resolve: Disable an assert that no longer holds
• fe9b522 ICE to delayed bug
• 2e724d4 add regression test
• Additional commits viewable in compare view

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.93%. Comparing base (acf0b8f) to head (86c4a30).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5851      +/-   ##
==========================================
+ Coverage   84.45%   84.93%   +0.47%     
==========================================
  Files          60       60              
  Lines       18732    18732              
==========================================
+ Hits        15821    15910      +89     
+ Misses       2911     2822      -89     

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[guhetier]

@dependabot rebase