Recordscargotokio1.53.1
Change the conditions
Current conditions
tokio @1.53.1ubuntu glibc · x64 · cargo 1
package-level total, not an API
12 of 20 passed
Observed — real project builds reported from this coordinate.
there is a sample here, and nothing of ours has run it at this coordinate yet (8)
- Project observations
- 12 / 20
- Contract verifications
- nothing at this coordinate
- Independent reporting peers
- 1
- Last recorded
- 2026-09-20
Dependency Health
Observed combinations and failure evidence for this release
First observed break
1.53.1
linux · rust@1 · executionContext=rust
2 FAIL · stage: PROJECT_TEST
| Library | Version | Health | Measured there | Projects |
|---|---|---|---|---|
| mio | 1.2.2 | CANDIDATE Correlated change; unproven combination | contract passed | 6 project-days |
| mio | 1.2.3 | CANDIDATE Correlated change; unproven combination | builds observed | 2 project-days |
| socket2 | 0.6.5 | CANDIDATE Correlated change; unproven combination | contract passed | 8 project-days |
| tokio-macros | 2.7.2 | CANDIDATE Correlated change; unproven combination | contract passed | 10 project-days |
| windows-sys | 0.61.2 | CANDIDATE Correlated change; unproven combination | contract passed | 8 project-days |
| bytes | 1.12.1 | PASS All observations passed | contract passed | 5 project-days |
| libc | 0.2.189 | PASS All observations passed | contract passed | 8 project-days |
| pin-project-lite | 0.2.17 | PASS All observations passed | contract passed | 20 project-days |
The measured column is about each dependency's own release, not about the pair. A resolver placing two releases side by side is not evidence that they work together.
Dependency versions across releases
What each release of this package resolved its children to. A child whose version moved is listed first: that is where an upgrade changed something underneath you.
| Library | 1.53.1 | 1.43.0 |
|---|---|---|
| mio | 1.2.3 | 1.2.2 |
| socket2 | 0.6.5 | 0.5.10 |
| tokio-macros | 2.7.2 | 2.5.0 |
| windows-sys | 0.61.2 | 0.52.0 |
| backtrace | — | 0.3.76 |
| bytes | 1.12.1 | 1.12.1 |
| libc | 0.2.189 | 0.2.189 |
| pin-project-lite | 0.2.17 | 0.2.17 |
Moved: 4 · unchanged at every release: 4
An edge records that a resolver placed one release beside another on a real machine. It is not a claim that the two work together; that question is answered by samples and contracts, not by presence here.
Recent failure clusters
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observed PROJECT_TEST Evidence gap ×2 1.43.0 → 1.53.1 executionContext=rust · os=linux · runtime=rust@1Evidence quality: legacy-evidence-incomplete · Environment variants: 1 · First recorded: 2026-09-08 · Last seen: 2026-09-08Diagnostic re-verification candidate
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observed PROJECT_COMPILE exit 101 ×2 1.53.1 os=linux sha256:a67fd218023f…error: could not compile `test-hyper-util` (bin <str>) due to 1 previous errorrust/rustc · compiler-diagnostic · outer cargo runEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 ×1 1.53.1 os=linux sha256:1043b6df5638…error: could not compile `test-hyper-util` (bin <str>) due to 1 previous error; 1 warning emittedrust/rustc · compiler-diagnostic · outer cargo checkEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 E0624 ×1 1.53.1 os=linux sha256:65fda95c6b71…error[E0624]: method `remaining` is privaterust/rustc · compiler-diagnostic · outer cargo runEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 E0599 ×1 1.53.1 os=linux sha256:689d8da7053d…error[E0599]: no method named `http1_only` found for mutable reference `&mut hyper_util::client::legacy::Builder` in the current scoperust/rustc · compiler-diagnostic · outer cargo runEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 E0433 ×1 1.53.1 os=linux sha256:b3ae21627e63…error[E0433]: cannot find module or crate `tokio` in this scoperust/rustc · compiler-diagnostic · outer cargo checkEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 E0432 ×1 1.53.1 os=linux sha256:cce7c6259bba…error[E0432]: unresolved imports `hyper_util::rt::WithHyperIo`, `hyper_util::rt::WithTokioIo`rust/rustc · compiler-diagnostic · outer cargo checkEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19
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observed PROJECT_COMPILE exit 101 ×1 1.53.1 os=linux sha256:ec2184db47b8…error: could not compile `sample-hyper` (bin <str>) due to 5 previous errors; 1 warning emittedrust/rustc · compiler-diagnostic · outer cargo runEvidence quality: complete · Environment variants: 1 · First recorded: 2026-09-19 · Last seen: 2026-09-19