Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.49.0 to 1.50.0. <details> <summary>Release notes</summary> <p><em>Sourced from <a href="https://github.com/tokio-rs/tokio/releases">tokio's releases</a>.</em></p> <blockquote> <h2>Tokio v1.50.0</h2> <h1>1.50.0 (Mar 3rd, 2026)</h1> <h3>Added</h3> <ul> <li>net: add <code>TcpStream::set_zero_linger</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7837">#7837</a>)</li> <li>rt: add <code>is_rt_shutdown_err</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7771">#7771</a>)</li> </ul> <h3>Changed</h3> <ul> <li>io: add optimizer hint that <code>memchr</code> returns in-bounds pointer (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7792">#7792</a>)</li> <li>io: implement vectored writes for <code>write_buf</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7871">#7871</a>)</li> <li>runtime: panic when <code>event_interval</code> is set to 0 (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7838">#7838</a>)</li> <li>runtime: shorten default thread name to fit in Linux limit (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7880">#7880</a>)</li> <li>signal: remember the result of <code>SetConsoleCtrlHandler</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7833">#7833</a>)</li> <li>signal: specialize windows <code>Registry</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7885">#7885</a>)</li> </ul> <h3>Fixed</h3> <ul> <li>io: always cleanup <code>AsyncFd</code> registration list on deregister (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7773">#7773</a>)</li> <li>macros: remove (most) local <code>use</code> declarations in <code>tokio::select!</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7929">#7929</a>)</li> <li>net: fix <code>GET_BUF_SIZE</code> constant for <code>target_os = "android"</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7889">#7889</a>)</li> <li>runtime: avoid redundant unpark in current_thread scheduler (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7834">#7834</a>)</li> <li>runtime: don't park in <code>current_thread</code> if <code>before_park</code> defers waker (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7835">#7835</a>)</li> <li>io: fix write readiness on ESP32 on short writes (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7872">#7872</a>)</li> <li>runtime: wake deferred tasks before entering <code>block_in_place</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7879">#7879</a>)</li> <li>sync: drop rx waker when oneshot receiver is dropped (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7886">#7886</a>)</li> <li>runtime: fix double increment of <code>num_idle_threads</code> on shutdown (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7910">#7910</a>, <a href="https://redirect.github.com/tokio-rs/tokio/issues/7918">#7918</a>, <a href="https://redirect.github.com/tokio-rs/tokio/issues/7922">#7922</a>)</li> </ul> <h3>Unstable</h3> <ul> <li>fs: check for io-uring opcode support (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7815">#7815</a>)</li> <li>runtime: avoid lock acquisition after uring init (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7850">#7850</a>)</li> </ul> <h3>Documented</h3> <ul> <li>docs: update outdated unstable features section (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7839">#7839</a>)</li> <li>io: clarify the behavior of <code>AsyncWriteExt::shutdown()</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7908">#7908</a>)</li> <li>io: explain how to flush stdout/stderr (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7904">#7904</a>)</li> <li>io: fix incorrect and confusing <code>AsyncWrite</code> documentation (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7875">#7875</a>)</li> <li>rt: clarify the documentation of <code>Runtime::spawn</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7803">#7803</a>)</li> <li>rt: fix missing quotation in docs (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7925">#7925</a>)</li> <li>runtime: correct the default thread name in docs (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7896">#7896</a>)</li> <li>runtime: fix <code>event_interval</code> doc (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7932">#7932</a>)</li> <li>sync: clarify RwLock fairness documentation (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7919">#7919</a>)</li> <li>sync: clarify that <code>recv</code> returns <code>None</code> once closed and no more messages (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7920">#7920</a>)</li> <li>task: clarify when to use <code>spawn_blocking</code> vs dedicated threads (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7923">#7923</a>)</li> <li>task: doc that task drops before <code>JoinHandle</code> completion (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7825">#7825</a>)</li> <li>signal: guarantee that listeners never return <code>None</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7869">#7869</a>)</li> <li>task: fix task module feature flags in docs (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7891">#7891</a>)</li> </ul>  </blockquote> <p>... (truncated)</p> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/tokio-rs/tokio/commit/0273e45ead199dac7725faee1e3dc35a9c8753ab"><code>0273e45</code></a> chore: prepare Tokio v1.50.0 (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7934">#7934</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/e3ee4e58dc9bb7accf26dfd51b0a2146922b5269"><code>e3ee4e5</code></a> chore: prepare tokio-macros v2.6.1 (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7943">#7943</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/8c980ea75a0f8dd2799403777db700c2e8f4cda4"><code>8c980ea</code></a> io: add <code>write_all_vectored</code> to <code>tokio-util</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7768">#7768</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/e35fd6d6b7d9a8ba37ee621835ef91372c2565cb"><code>e35fd6d</code></a> ci: fix patch during clippy step (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7935">#7935</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/03fe44c10302fdb55c29dbe5b08d4f8769c80272"><code>03fe44c</code></a> runtime: fix <code>event_interval</code> doc (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7932">#7932</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/d18e5dfbb0cdc28725bebb28cde80a6c11ee32bc"><code>d18e5df</code></a> io: fix race in <code>Mock::poll_write</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7882">#7882</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/f21f2693f02aec9a876ac2bd21566c85e15b682e"><code>f21f269</code></a> runtime: fix race condition during the blocking pool shutdown (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7922">#7922</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/d81e8f0acbdd7d866bce4f733b3545fd834c7840"><code>d81e8f0</code></a> macros: remove (most) local <code>use</code> declarations in <code>tokio::select!</code> (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7929">#7929</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/25e7f2641ef2555d688c267059431a2802805f1d"><code>25e7f26</code></a> rt: fix missing quotation in docs (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7925">#7925</a>)</li> <li><a href="https://github.com/tokio-rs/tokio/commit/e1a91ef114a301b542d810abab9956f2868861b9"><code>e1a91ef</code></a> util: fix typo in docs (<a href="https://redirect.github.com/tokio-rs/tokio/issues/7926">#7926</a>)</li> <li>Additional commits viewable in <a href="https://github.com/tokio-rs/tokio/compare/tokio-1.49.0...tokio-1.50.0">compare view</a></li> </ul> </details> <br /> [![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=tokio&package-manager=cargo&previous-version=1.49.0&new-version=1.50.0)](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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