chore(deps): bump the tokio group with 4 updates

[dependabot]

Bumps the tokio group with 4 updates: tokio, tokio-metrics, tokio-graceful-shutdown and tokio-retry.

Updates tokio from 1.49.0 to 1.50.0

Release notes

Sourced from tokio's releases.

Tokio v1.50.0

1.50.0 (Mar 3rd, 2026)

Added

• net: add TcpStream::set_zero_linger (#7837)
• rt: add is_rt_shutdown_err (#7771)

Changed

• io: add optimizer hint that memchr returns in-bounds pointer (#7792)
• io: implement vectored writes for write_buf (#7871)
• runtime: panic when event_interval is set to 0 (#7838)
• runtime: shorten default thread name to fit in Linux limit (#7880)
• signal: remember the result of SetConsoleCtrlHandler (#7833)
• signal: specialize windows Registry (#7885)

Fixed

• io: always cleanup AsyncFd registration list on deregister (#7773)
• macros: remove (most) local use declarations in tokio::select! (#7929)
• net: fix GET_BUF_SIZE constant for target_os = "android" (#7889)
• runtime: avoid redundant unpark in current_thread scheduler (#7834)
• runtime: don't park in current_thread if before_park defers waker (#7835)
• io: fix write readiness on ESP32 on short writes (#7872)
• runtime: wake deferred tasks before entering block_in_place (#7879)
• sync: drop rx waker when oneshot receiver is dropped (#7886)
• runtime: fix double increment of num_idle_threads on shutdown (#7910, #7918, #7922)

Unstable

• fs: check for io-uring opcode support (#7815)
• runtime: avoid lock acquisition after uring init (#7850)

Documented

• docs: update outdated unstable features section (#7839)
• io: clarify the behavior of AsyncWriteExt::shutdown() (#7908)
• io: explain how to flush stdout/stderr (#7904)
• io: fix incorrect and confusing AsyncWrite documentation (#7875)
• rt: clarify the documentation of Runtime::spawn (#7803)
• rt: fix missing quotation in docs (#7925)
• runtime: correct the default thread name in docs (#7896)
• runtime: fix event_interval doc (#7932)
• sync: clarify RwLock fairness documentation (#7919)
• sync: clarify that recv returns None once closed and no more messages (#7920)
• task: clarify when to use spawn_blocking vs dedicated threads (#7923)
• task: doc that task drops before JoinHandle completion (#7825)
• signal: guarantee that listeners never return None (#7869)
• task: fix task module feature flags in docs (#7891)

... (truncated)

Commits

• 0273e45 chore: prepare Tokio v1.50.0 (#7934)
• e3ee4e5 chore: prepare tokio-macros v2.6.1 (#7943)
• 8c980ea io: add write_all_vectored to tokio-util (#7768)
• e35fd6d ci: fix patch during clippy step (#7935)
• 03fe44c runtime: fix event_interval doc (#7932)
• d18e5df io: fix race in Mock::poll_write (#7882)
• f21f269 runtime: fix race condition during the blocking pool shutdown (#7922)
• d81e8f0 macros: remove (most) local use declarations in tokio::select! (#7929)
• 25e7f26 rt: fix missing quotation in docs (#7925)
• e1a91ef util: fix typo in docs (#7926)
• Additional commits viewable in compare view

Updates tokio-metrics from 0.4.8 to 0.5.0

Release notes

Sourced from tokio-metrics's releases.

v0.5.0

Breaking Changes

• RuntimeMetrics::poll_time_histogram is now a PollTimeHistogram instead of Vec<u64>. Each bucket carries its duration range alongside the count. (#121)

Added

• Add metrique-integration feature to use RuntimeMetrics as a metrique unit of work (#121)

Other

• Fix doctests failing after Tokio v1.51 (#122)

v0.4.9

Added

• (task) Expose a static-friendly TaskMonitorCore without inner Arc (#115)

Other

• Fix doctest feature gates and relax rt requirement for task metrics reporter (#118)

Changelog

Sourced from tokio-metrics's changelog.

0.5.0 - 2026-04-09

Breaking Changes

• RuntimeMetrics::poll_time_histogram is now a PollTimeHistogram instead of Vec<u64>. Each bucket carries its duration range alongside the count. (#121)

Added

• Add metrique-integration feature to use RuntimeMetrics as a metrique unit of work (#121)

Other

• Fix doctests failing after Tokio v1.51 (#122)

0.4.9 - 2026-02-23

Added

• (task) Expose a static-friendly TaskMonitorCore without inner Arc (#115)

Other

• Fix doctest feature gates and relax rt requirement for task metrics reporter (#118)

Commits

• 9095ba6 chore: release 0.5.0 (#123)
• d82af76 docs(runtime): Fix doctests failing after Tokio v1.51 (#122)
• 8c24879 Breaking: Add optional metrique Entry derive for RuntimeMetrics (#121)
• de140d3 chore: release 0.4.9 (#119)
• 0430a9c Fix doctest feature gates and relax rt requirement for task metrics reporter ...
• 75c82a0 feat(task): Expose a static-friendly TaskMonitorBase without inner Arc (#115)
• ac44169 docs: note to always use PRs for releases even with bypass permissions
• See full diff in compare view

Updates tokio-graceful-shutdown from 0.19.2 to 0.19.3

Release notes

Sourced from tokio-graceful-shutdown's releases.

v0.19.3

Changes

• Fix missing semicolon in usage example (#136)

Commits

• af5ba91 Bump to 0.19.3 (#137)
• 9ac8be0 docs: Fixed missing semicolon in Usage Example (#136)
• See full diff in compare view

Updates tokio-retry from 0.3.0 to 0.3.1

Release notes

Sourced from tokio-retry's releases.

0.3.1

This is the first release from a new maintainer (@​djc). Thanks to @​srijs for creating and maintaining this crate!

Most important changes:

• Upgrades to rand 0.10 (which requires an MSRV bump to 1.85)
• Makes the rand dependency optional (allowing to no_std support)
• Replaces the pin-project dependency with pin-project-lite

What's Changed

• Upgrade rand to 0.9. by @​khuey in djc/tokio-retry#33
• update link to backoff strategies paper by @​ibotty in djc/tokio-retry#25
• Basic CI by @​djc in djc/tokio-retry#36
• Tweaks by @​djc in djc/tokio-retry#37
• Docs by @​djc in djc/tokio-retry#38

Commits

• 0ac3cfe Clean up top-level docs
• d85b94a Add basic feature list to README
• 7eeea63 Drop installation section from the README
• fe7b587 Replace images in README
• 29f0a4a Bump version to 0.3.1
• 902280f Make rand dependency optional
• c3fe660 Don't need std
• 5a16282 Import from core instead of std
• fb75e88 Enable more lints
• a0eadf6 Inline small future module
• Additional commits viewable in compare view

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