[INFO] fetching crate metrique 0.1.15...
[INFO] documenting metrique-0.1.15 against beta-2026-01-20 for beta-1.94-rustdoc-1
[INFO] extracting crate metrique 0.1.15 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate metrique 0.1.15
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate metrique 0.1.15
[INFO] tweaked toml for crates.io crate metrique 0.1.15 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrique 0.1.15 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metrique 0.1.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 424c684f5979641527202108d50a93517d1ae47d24f80583d82eee4462ba07d9
[INFO] running `Command { std: "docker" "start" "-a" "424c684f5979641527202108d50a93517d1ae47d24f80583d82eee4462ba07d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "424c684f5979641527202108d50a93517d1ae47d24f80583d82eee4462ba07d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424c684f5979641527202108d50a93517d1ae47d24f80583d82eee4462ba07d9", kill_on_drop: false }`
[INFO] [stdout] 424c684f5979641527202108d50a93517d1ae47d24f80583d82eee4462ba07d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4519f4eb34f059cd6551261dfec757d55cc4cffca11d69297798de77dadc610b
[INFO] running `Command { std: "docker" "start" "-a" "4519f4eb34f059cd6551261dfec757d55cc4cffca11d69297798de77dadc610b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking rand_xoshiro v0.7.0
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]    Compiling str_inflector v0.12.0
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking sketches-ddsketch v0.3.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking metrics v0.24.3
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking metrique-timesource v0.1.7
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking quanta v0.12.6
[INFO] [stderr]     Checking metrics-util v0.20.1
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking metrique-writer-core v0.1.10
[INFO] [stderr]     Checking metrique-core v0.1.13
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling metrique-writer-macro v0.1.7
[INFO] [stderr]    Compiling metrique-macro v0.1.12
[INFO] [stderr]     Checking metrique-writer v0.1.15
[INFO] [stderr]     Checking metrique-service-metrics v0.1.14
[INFO] [stderr]  Documenting metrique v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `tracing_appender::rolling::RollingFileAppender`
[INFO] [stdout]   --> src/../README.md:25:50
[INFO] [stdout]    |
[INFO] [stdout] 25 | The example below will write the metrics to an [`tracing_appender::rolling::RollingFileAppender`]
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `tracing_appender` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `tracing_subscriber::fmt::MakeWriter`
[INFO] [stdout]    --> src/../README.md:825:40
[INFO] [stdout]     |
[INFO] [stdout] 825 | 1. Via [`output_to_makewriter`] to a [`tracing_subscriber::fmt::MakeWriter`], for example a
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `tracing_subscriber` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `tracing_appender::rolling::RollingFileAppender`
[INFO] [stdout]    --> src/../README.md:826:6
[INFO] [stdout]     |
[INFO] [stdout] 826 |    [`tracing_appender::rolling::RollingFileAppender`] that writes the metric
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `tracing_appender` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `crate::writer::test_util::TestEntrySink`
[INFO] [stdout]    --> src/../README.md:835:20
[INFO] [stdout]     |
[INFO] [stdout] 835 | [`TestEntrySink`]: crate::writer::test_util::TestEntrySink
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `test_util` in module `writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `emf::Emf::with_sampling`
[INFO] [stdout]     --> src/../README.md:1116:20
[INFO] [stdout]      |
[INFO] [stdout] 1116 | [`with_sampling`]: emf::Emf::with_sampling
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^ no item named `Emf` in module `emf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `metrique_writer_format_emf::Emf`
[INFO] [stdout]    --> src/../docs/emf.md:350:10
[INFO] [stdout]     |
[INFO] [stdout] 350 | [`Emf`]: metrique_writer_format_emf::Emf
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `metrique_writer_format_emf` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SharedTimerGuard`
[INFO] [stdout]    --> src/timers.rs:562:76
[INFO] [stdout]     |
[INFO] [stdout] 562 | /// The internal storage of a duration that might have [`TimerGuard`] or [`SharedTimerGuard`]
[INFO] [stdout]     |                                                                            ^^^^^^^^^^^^^^^^ no item named `SharedTimerGuard` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.82s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/metrique/index.html
[INFO] running `Command { std: "docker" "inspect" "4519f4eb34f059cd6551261dfec757d55cc4cffca11d69297798de77dadc610b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4519f4eb34f059cd6551261dfec757d55cc4cffca11d69297798de77dadc610b", kill_on_drop: false }`
[INFO] [stdout] 4519f4eb34f059cd6551261dfec757d55cc4cffca11d69297798de77dadc610b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zunstable-options" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 08a020a610d55b7fc49160cbd3379e99a886a2bb12d8c7ed4288e1f9a24d9e3c
[INFO] running `Command { std: "docker" "start" "-a" "08a020a610d55b7fc49160cbd3379e99a886a2bb12d8c7ed4288e1f9a24d9e3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr]    Compiling zmij v1.0.14
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]     Checking time v0.3.45
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking dtoa v1.0.11
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]     Checking metrics-util v0.20.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking assert2 v0.3.16
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking histogram v0.11.4
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling metrique-writer-macro v0.1.7
[INFO] [stderr]    Compiling metrique-macro v0.1.12
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking rstest v0.26.1
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking metrique-writer-core v0.1.10
[INFO] [stderr]     Checking trybuild v1.0.114
[INFO] [stderr]     Checking metrique-core v0.1.13
[INFO] [stderr]     Checking metrique-writer v0.1.15
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking metrique-writer-format-emf v0.1.14
[INFO] [stderr]     Checking metrique-metricsrs v0.1.15
[INFO] [stderr]     Checking metrique-service-metrics v0.1.14
[INFO] [stderr]     Checking metrique v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping metrique v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr] warning: failed to scan example "timers" in package `metrique` for example code usage
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` definition in Cargo.toml
[INFO] [stderr] warning: `metrique` (example "timers") generated 1 warning
[INFO] [stderr]  Documenting metrique v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.77s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/metrique/index.html
[INFO] running `Command { std: "docker" "inspect" "08a020a610d55b7fc49160cbd3379e99a886a2bb12d8c7ed4288e1f9a24d9e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a020a610d55b7fc49160cbd3379e99a886a2bb12d8c7ed4288e1f9a24d9e3c", kill_on_drop: false }`
[INFO] [stdout] 08a020a610d55b7fc49160cbd3379e99a886a2bb12d8c7ed4288e1f9a24d9e3c
