[INFO] fetching crate saola-metrics 0.1.0...
[INFO] testing saola-metrics-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate saola-metrics 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate saola-metrics 0.1.0
[INFO] finished tweaking crates.io crate saola-metrics 0.1.0
[INFO] tweaked toml for crates.io crate saola-metrics 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate saola-metrics 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate saola-metrics 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e
[INFO] running `Command { std: "docker" "start" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling sketches-ddsketch v0.2.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling ordered-float v4.6.0
[INFO] [stderr]    Compiling quanta v0.12.6
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling metrics v0.23.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling metrics-util v0.17.0
[INFO] [stderr]    Compiling metrics-exporter-prometheus v0.15.3
[INFO] [stderr]    Compiling saola-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `tracing-futures`
[INFO] [stderr]   --> Cargo.toml:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 | [dependencies.tracing-futures]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-futures`
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] warning: `saola-metrics` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.55s
[INFO] running `Command { std: "docker" "inspect" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling dissimilar v1.0.11
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling expect-test v1.5.1
[INFO] [stderr]    Compiling tokio v1.51.1
[INFO] [stderr]    Compiling saola-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `tracing-futures`
[INFO] [stderr]   --> Cargo.toml:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 | [dependencies.tracing-futures]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-futures`
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] warning: `saola-metrics` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.88s
[INFO] running `Command { std: "docker" "inspect" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `tracing-futures`
[INFO] [stderr]   --> Cargo.toml:34:15
[INFO] [stderr]    |
[INFO] [stderr] 34 | [dependencies.tracing-futures]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `tracing-futures`
[INFO] [stderr] warning: unused dependency `tracing-subscriber`
[INFO] [stderr]   --> Cargo.toml:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 | [dependencies.tracing-subscriber]
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `tracing-subscriber`
[INFO] [stderr] warning: `saola-metrics` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/saola-metrics/b2cd678d520caa7e/out/saola_metrics-b2cd678d520caa7e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_gauges ... ok
[INFO] [stdout] test tests::test_global_and_metric_labels ... ok
[INFO] [stdout] test tests::test_counters ... ok
[INFO] [stdout] test tests::test_set_and_read_descriptions ... ok
[INFO] [stdout] test tests::test_ignore_non_accepted_metrics ... ok
[INFO] [stdout] test tests::test_histograms ... ok
[INFO] [stdout] test tests::test_no_panic_and_ignore_other_traces ... ok
[INFO] [stdout] test tests::test_to_json ... ok
[INFO] [stdout] test tests::test_prometheus_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests saola_metrics
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e", kill_on_drop: false }`
[INFO] [stdout] dc221b39e89dce21c85aed6aebb005e65f822bcd8f1606b37c703933f777528e
