dependabot[bot] opened a new pull request, #12219: URL: https://github.com/apache/arrow-rs/pull/12219
> [!WARNING] > Cooldown could not be applied because no publication date was available from the registry. > Bumps [rust-toolchain](https://github.com/rust-lang/rust) from 1.99.1 to 1.100.0. <details> <summary>Release notes</summary> <p><em>Sourced from <a href="https://github.com/rust-lang/rust/releases";>rust-toolchain's releases</a>.</em></p> <blockquote> <h2>Rust 1.100.0</h2> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Language</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/155499";>Stabilize never type</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/157036";>Lint against repeated <code>#[repr(..)]</code> attributes</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/158504";>Stabilize <code>extern "custom"</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160229";>Extend <code>dropping_references</code>, <code>dropping_copy_types</code> and <code>undropped_manually_drops</code> lints to <code>drop_in_place</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161005";><code>unfulfilled_lint_expectations</code> no longer fires on <code>#[expect(dead_code)]</code> inside code that is covered by a dead parent's diagnostic</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/162160";>Turn the error for <code>repr(align)</code> fields in a <code>repr(packed)</code> type into a deny-by-default lint <code>aligned_fields_in_packed</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160564/";>volatile: allow accesses to non-AM memory to trap</a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Compiler</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/155942";>Stabilize <code>-Cprofile-sample-use</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160668";>Enable next solver by default in orphanck</a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Platform Support</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161681";><code>i686-pc-windows-gnu</code> is now a tier 2 without host tools target</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161940";>Promote <code>wasm32-wasip3</code> to Tier 2</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/162072";>Add new Tier 3 target <code>powerpc64-sony-ps3</code></a></li> </ul> <p>Refer to Rust's <a href="https://doc.rust-lang.org/rustc/platform-support.html";>platform support page</a> for more information on Rust's tiered platform support.</p> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Libraries</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/156882";>Stabilize custom allocators</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/158580";>Map <code>ENOTSUP</code> to <code>ErrorKind::Unsupported</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161334";>Fix soundness issues in <code>std::sys::pal::sgx::waitqueue::unsafe_list</code></a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Stabilized APIs</h2> <ul> <li><a href="https://doc.rust-lang.org/stable/std/vec/struct.Vec.html#impl-PartialEq%3CCow%3C'_,+%5BU%5D%3E%3E-for-Vec%3CT,+A%3E";><code>impl PartialEq<Cow<'_, [U]>> for Vec<T, A></code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/primitive.slice.html#impl-PartialEq%3CCow%3C'_,+%5BU%5D%3E%3E-for-%26%5BT%5D";><code>impl PartialEq<Cow<'_, [U]>> for &[T]</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/primitive.slice.html#impl-PartialEq%3CCow%3C'_,+%5BU%5D%3E%3E-for-%26mut+%5BT%5D";><code>impl PartialEq<Cow<'_, [U]>> for &mut [T]</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/alloc/trait.Allocator.html";><code>std::alloc::Allocator</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/alloc/struct.Global.html";><code>std::alloc::Global</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/alloc/struct.System.html";><code>std::alloc::System</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/alloc/trait.Allocator.html#impl-Allocator-for-Global";><code>impl Allocator for Global</code></a></li> <li><a href="https://doc.rust-lang.org/stable/std/alloc/trait.Allocator.html#impl-Allocator-for-System";><code>impl Allocator for System</code></a></li> </ul> <!-- raw HTML omitted --> </blockquote> <p>... (truncated)</p> </details> <details> <summary>Changelog</summary> <p><em>Sourced from <a href="https://github.com/rust-lang/rust/blob/main/RELEASES.md";>rust-toolchain's changelog</a>.</em></p> <blockquote> <h1>Version 1.100.0 (2026-11-12)</h1> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Language</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/155499";>Stabilize never type</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/157036";>Lint against repeated <code>#[repr(..)]</code> attributes</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/158504";>Stabilize <code>extern "custom"</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160229";>Extend <code>dropping_references</code>, <code>dropping_copy_types</code> and <code>undropped_manually_drops</code> lints to <code>drop_in_place</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161005";><code>unfulfilled_lint_expectations</code> no longer fires on <code>#[expect(dead_code)]</code> inside code that is covered by a dead parent's diagnostic</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/162160";>Turn the error for <code>repr(align)</code> fields in a <code>repr(packed)</code> type into a deny-by-default lint <code>aligned_fields_in_packed</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160564/";>volatile: allow accesses to non-AM memory to trap</a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Compiler</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/155942";>Stabilize <code>-Cprofile-sample-use</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/160668";>Enable next solver by default in orphanck</a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Platform Support</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161681";><code>i686-pc-windows-gnu</code> is now a tier 2 without host tools target</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161940";>Promote <code>wasm32-wasip3</code> to Tier 2</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/162072";>Add new Tier 3 target <code>powerpc64-sony-ps3</code></a></li> </ul> <p>Refer to Rust's <a href="https://doc.rust-lang.org/rustc/platform-support.html";>platform support page</a> for more information on Rust's tiered platform support.</p> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <h2>Libraries</h2> <ul> <li><a href="https://redirect.github.com/rust-lang/rust/pull/156882";>Stabilize custom allocators</a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/158580";>Map <code>ENOTSUP</code> to <code>ErrorKind::Unsupported</code></a></li> <li><a href="https://redirect.github.com/rust-lang/rust/pull/161334";>Fix soundness issues in <code>std::sys::pal::sgx::waitqueue::unsafe_list</code></a></li> </ul> <p><!-- raw HTML omitted --><!-- raw HTML omitted --></p> <p>Stabilized APIs</p> <!-- raw HTML omitted --> </blockquote> <p>... (truncated)</p> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/rust-lang/rust/commit/0ef1bc386059596dada8fb65b50425aab2ea637a";><code>0ef1bc3</code></a> Auto merge of <a href="https://redirect.github.com/rust-lang/rust/issues/165710";>#165710</a> - cuviper:stable-next, r=cuviper</li> <li><a href="https://github.com/rust-lang/rust/commit/18929dcb30f6431629236e791969c0169f5fb3b9";><code>18929dc</code></a> Bump stable channel</li> <li><a href="https://github.com/rust-lang/rust/commit/f262a783f26f9dc26a522d70f6b75041aaa93d31";><code>f262a78</code></a> Update relnotes from main and 165522</li> <li><a href="https://github.com/rust-lang/rust/commit/3b0202dcde0ac75d57351de7b10dfa396747bd5e";><code>3b0202d</code></a> Auto merge of <a href="https://redirect.github.com/rust-lang/rust/issues/165577";>#165577</a> - Amanieu:musl-security-beta, r=cuviper</li> <li><a href="https://github.com/rust-lang/rust/commit/986bb416472a01c72f2dbfa7d59b140441ff5fd3";><code>986bb41</code></a> Apply musl security patches to targets using crosstool-ng</li> <li><a href="https://github.com/rust-lang/rust/commit/b8bd87135ea97525fd426632574740975cf7c1d6";><code>b8bd871</code></a> Patch musl for CVE-2026-107891</li> <li><a href="https://github.com/rust-lang/rust/commit/b0aaa0fca8a4b445972b94416341beb2e5fcecce";><code>b0aaa0f</code></a> Auto merge of <a href="https://redirect.github.com/rust-lang/rust/issues/165530";>#165530</a> - Muscraft:cargo-1.100-beta-backport, r=weihanglo</li> <li><a href="https://github.com/rust-lang/rust/commit/6dcf0f07fb05592202026e133ead4e3e8b83a488";><code>6dcf0f0</code></a> [beta-1.100] Update cargo submodule</li> <li><a href="https://github.com/rust-lang/rust/commit/57b9321dc024c594977829538e5568cef833bfc9";><code>57b9321</code></a> Auto merge of <a href="https://redirect.github.com/rust-lang/rust/issues/165513";>#165513</a> - JonathanBrouwer:beta-next, r=JonathanBrouwer</li> <li><a href="https://github.com/rust-lang/rust/commit/9ec73a35433aa1a80eb4ffd30c9865129aedbaf6";><code>9ec73a3</code></a> fix ICE in <code>arbitrary_source_item_ordering</code> (<a href="https://redirect.github.com/rust-lang/rust/issues/17941";>#17941</a>)</li> <li>Additional commits viewable in <a href="https://github.com/rust-lang/rust/compare/1.99.1...1.100.0";>compare view</a></li> </ul> </details> <br /> [](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores) Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. 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