[INFO] fetching crate opentelemetry-prometheus-xx 0.30.0...
[INFO] testing opentelemetry-prometheus-xx-0.30.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate opentelemetry-prometheus-xx 0.30.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate opentelemetry-prometheus-xx 0.30.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate opentelemetry-prometheus-xx 0.30.0
[INFO] tweaked toml for crates.io crate opentelemetry-prometheus-xx 0.30.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opentelemetry-prometheus-xx 0.30.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate opentelemetry-prometheus-xx 0.30.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc782c2efadcece73cd2c7d2bcf7910f7a746a8b3adf703acd2e9c2e88e846e0
[INFO] running `Command { std: "docker" "start" "-a" "dc782c2efadcece73cd2c7d2bcf7910f7a746a8b3adf703acd2e9c2e88e846e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc782c2efadcece73cd2c7d2bcf7910f7a746a8b3adf703acd2e9c2e88e846e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc782c2efadcece73cd2c7d2bcf7910f7a746a8b3adf703acd2e9c2e88e846e0", kill_on_drop: false }`
[INFO] [stdout] dc782c2efadcece73cd2c7d2bcf7910f7a746a8b3adf703acd2e9c2e88e846e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30079ddf12a0a1a3ce010b1c5686cdeac37cb79c647d40a830f37fe15bdcc67d
[INFO] running `Command { std: "docker" "start" "-a" "30079ddf12a0a1a3ce010b1c5686cdeac37cb79c647d40a830f37fe15bdcc67d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling opentelemetry v0.30.0
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling opentelemetry_sdk v0.30.0
[INFO] [stderr]    Compiling opentelemetry-prometheus-xx v0.30.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.88s
[INFO] running `Command { std: "docker" "inspect" "30079ddf12a0a1a3ce010b1c5686cdeac37cb79c647d40a830f37fe15bdcc67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30079ddf12a0a1a3ce010b1c5686cdeac37cb79c647d40a830f37fe15bdcc67d", kill_on_drop: false }`
[INFO] [stdout] 30079ddf12a0a1a3ce010b1c5686cdeac37cb79c647d40a830f37fe15bdcc67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9a9edbbf9251fb26f18e0a81e025c367669807633391d6630e2fbc908139aeb
[INFO] running `Command { std: "docker" "start" "-a" "e9a9edbbf9251fb26f18e0a81e025c367669807633391d6630e2fbc908139aeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling opentelemetry-semantic-conventions v0.30.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling opentelemetry v0.30.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling opentelemetry_sdk v0.30.0
[INFO] [stderr]    Compiling opentelemetry-prometheus-xx v0.30.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.09s
[INFO] running `Command { std: "docker" "inspect" "e9a9edbbf9251fb26f18e0a81e025c367669807633391d6630e2fbc908139aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a9edbbf9251fb26f18e0a81e025c367669807633391d6630e2fbc908139aeb", kill_on_drop: false }`
[INFO] [stdout] e9a9edbbf9251fb26f18e0a81e025c367669807633391d6630e2fbc908139aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8de72a42cb5452a96f1026dd741df1619996a56ae09ca68310edef7b0258b129
[INFO] running `Command { std: "docker" "start" "-a" "8de72a42cb5452a96f1026dd741df1619996a56ae09ca68310edef7b0258b129", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opentelemetry_prometheus_xx-fdbc8d283b7907c6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::tests::test_get_unit_suffixes ... ok
[INFO] [stdout] test utils::tests::name_sanitization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-807ef988f92802eb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test prometheus_exporter_integration ... ignored, https://github.com/open-telemetry/opentelemetry-rust/pull/2224
[INFO] [stdout] test multiple_scopes ... ok
[INFO] [stderr]    Doc-tests opentelemetry_prometheus_xx
[INFO] [stdout] test duplicate_metrics ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8de72a42cb5452a96f1026dd741df1619996a56ae09ca68310edef7b0258b129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de72a42cb5452a96f1026dd741df1619996a56ae09ca68310edef7b0258b129", kill_on_drop: false }`
[INFO] [stdout] 8de72a42cb5452a96f1026dd741df1619996a56ae09ca68310edef7b0258b129