[INFO] fetching crate metrics-exporter-prometheus 0.17.2...
[INFO] testing metrics-exporter-prometheus-0.17.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate metrics-exporter-prometheus 0.17.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate metrics-exporter-prometheus 0.17.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metrics-exporter-prometheus 0.17.2
[INFO] tweaked toml for crates.io crate metrics-exporter-prometheus 0.17.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrics-exporter-prometheus 0.17.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate metrics-exporter-prometheus 0.17.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.3.2
[INFO] [stderr]   Downloaded hyper-rustls v0.27.5
[INFO] [stderr]   Downloaded libloading v0.8.6
[INFO] [stderr]   Downloaded prettyplease v0.2.32
[INFO] [stderr]   Downloaded hyper-util v0.1.11
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.24
[INFO] [stderr]   Downloaded cc v1.2.19
[INFO] [stderr]   Downloaded tokio-util v0.7.14
[INFO] [stderr]   Downloaded rand v0.9.0
[INFO] [stderr]   Downloaded proptest v1.6.0
[INFO] [stderr]   Downloaded h2 v0.4.8
[INFO] [stderr]   Downloaded aws-lc-rs v1.13.0
[INFO] [stderr]   Downloaded errno v0.3.11
[INFO] [stderr]   Downloaded rustls-pki-types v1.11.0
[INFO] [stderr]   Downloaded zerocopy v0.8.24
[INFO] [stderr]   Downloaded quanta v0.12.5
[INFO] [stderr]   Downloaded rustls v0.23.26
[INFO] [stderr]   Downloaded tokio v1.44.2
[INFO] [stderr]   Downloaded rustls-webpki v0.103.1
[INFO] [stderr]   Downloaded aws-lc-sys v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e5a7a4428967bee123dd02fd42ca045e71d17c62366c50ad7516d953307e0d1
[INFO] running `Command { std: "docker" "start" "-a" "5e5a7a4428967bee123dd02fd42ca045e71d17c62366c50ad7516d953307e0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5a7a4428967bee123dd02fd42ca045e71d17c62366c50ad7516d953307e0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5a7a4428967bee123dd02fd42ca045e71d17c62366c50ad7516d953307e0d1", kill_on_drop: false }`
[INFO] [stdout] 5e5a7a4428967bee123dd02fd42ca045e71d17c62366c50ad7516d953307e0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b0777e7895c71960a2c3f8752c3e6b3ea08c9f311a829c985cbb1884e7c303f
[INFO] running `Command { std: "docker" "start" "-a" "6b0777e7895c71960a2c3f8752c3e6b3ea08c9f311a829c985cbb1884e7c303f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling aws-lc-rs v1.13.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling rustls v0.23.26
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling aws-lc-sys v0.28.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling sketches-ddsketch v0.3.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling quanta v0.12.5
[INFO] [stderr]    Compiling metrics-util v0.20.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio-util v0.7.14
[INFO] [stderr]    Compiling h2 v0.4.8
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling rustls-webpki v0.103.1
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stderr]    Compiling metrics-exporter-prometheus v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "6b0777e7895c71960a2c3f8752c3e6b3ea08c9f311a829c985cbb1884e7c303f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0777e7895c71960a2c3f8752c3e6b3ea08c9f311a829c985cbb1884e7c303f", kill_on_drop: false }`
[INFO] [stdout] 6b0777e7895c71960a2c3f8752c3e6b3ea08c9f311a829c985cbb1884e7c303f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 487fac757c4270eae797427fb624e200b72d3f6fe7818830db1654412d83ee7b
[INFO] running `Command { std: "docker" "start" "-a" "487fac757c4270eae797427fb624e200b72d3f6fe7818830db1654412d83ee7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling proptest v1.6.0
[INFO] [stderr]    Compiling metrics-exporter-prometheus v0.17.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 21.24s
[INFO] running `Command { std: "docker" "inspect" "487fac757c4270eae797427fb624e200b72d3f6fe7818830db1654412d83ee7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487fac757c4270eae797427fb624e200b72d3f6fe7818830db1654412d83ee7b", kill_on_drop: false }`
[INFO] [stdout] 487fac757c4270eae797427fb624e200b72d3f6fe7818830db1654412d83ee7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b0f5f3894291d915ec82acf61998c034c55d4fc755984af747fd3bf3044285c
[INFO] running `Command { std: "docker" "start" "-a" "2b0f5f3894291d915ec82acf61998c034c55d4fc755984af747fd3bf3044285c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metrics_exporter_prometheus-309113e87a886e14)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test distribution::tests::add_new_head ... ok
[INFO] [stdout] test distribution::tests::add_value_ts_before_first_bucket ... ok
[INFO] [stdout] test distribution::tests::snapshot ... ok
[INFO] [stdout] test distribution::tests::empty_snapshot ... ok
[INFO] [stdout] test distribution::tests::new_rolling_summary ... ok
[INFO] [stdout] test distribution::tests::truncate_old_buckets ... ok
[INFO] [stdout] test exporter::builder::tests::test_idle_timeout_catches_delayed_idle ... ok
[INFO] [stdout] test exporter::builder::tests::test_buckets ... ok
[INFO] [stdout] test distribution::tests::add_first_value ... ok
[INFO] [stdout] test exporter::builder::tests::test_global_labels_overrides ... ok
[INFO] [stdout] test exporter::builder::tests::test_global_labels ... ok
[INFO] [stdout] test exporter::builder::tests::test_idle_timeout_doesnt_remove_recents ... ok
[INFO] [stdout] test exporter::push_gateway::tests::test_basic_auth ... ok
[INFO] [stdout] test exporter::builder::tests::test_idle_timeout_all ... ok
[INFO] [stdout] test exporter::builder::tests::test_idle_timeout_partial ... ok
[INFO] [stdout] test exporter::builder::tests::test_idle_timeout_staggered_distributions ... ok
[INFO] [stdout] test exporter::builder::tests::test_render ... ok
[INFO] [stdout] test exporter::builder::tests::test_sanitized_render ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_description_known_cases ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_label_key_known_cases ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_label_value_known_cases ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_metric_name_known_cases ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_metric_name ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_label_key ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_description ... ok
[INFO] [stdout] test formatting::tests::test_sanitize_label_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/http_listener_integration_test.rs (/opt/rustwide/target/debug/deps/http_listener_integration_test-04d478f39321edbf)
[INFO] [stderr]    Doc-tests metrics_exporter_prometheus
[INFO] [stdout] test http_listener_test::test_http_listener ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b0f5f3894291d915ec82acf61998c034c55d4fc755984af747fd3bf3044285c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b0f5f3894291d915ec82acf61998c034c55d4fc755984af747fd3bf3044285c", kill_on_drop: false }`
[INFO] [stdout] 2b0f5f3894291d915ec82acf61998c034c55d4fc755984af747fd3bf3044285c