[INFO] fetching crate metrics_ipc_collector 0.2.2...
[INFO] testing metrics_ipc_collector-0.2.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate metrics_ipc_collector 0.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate metrics_ipc_collector 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate metrics_ipc_collector 0.2.2
[INFO] tweaked toml for crates.io crate metrics_ipc_collector 0.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate metrics_ipc_collector 0.2.2 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 metrics_ipc_collector 0.2.2 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" "+beta-2025-09-21" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7cded9a03b1baae6852fbb08bd579dbee4dfb13edf57bf8b1ba23e6df448d7e8
[INFO] running `Command { std: "docker" "start" "-a" "7cded9a03b1baae6852fbb08bd579dbee4dfb13edf57bf8b1ba23e6df448d7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cded9a03b1baae6852fbb08bd579dbee4dfb13edf57bf8b1ba23e6df448d7e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cded9a03b1baae6852fbb08bd579dbee4dfb13edf57bf8b1ba23e6df448d7e8", kill_on_drop: false }`
[INFO] [stdout] 7cded9a03b1baae6852fbb08bd579dbee4dfb13edf57bf8b1ba23e6df448d7e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 280c8fc19126f24688331ebc533648ec853eb7d9d56c326b12d7c467304c65b6
[INFO] running `Command { std: "docker" "start" "-a" "280c8fc19126f24688331ebc533648ec853eb7d9d56c326b12d7c467304c65b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling thiserror v2.0.14
[INFO] [stderr]    Compiling doctest-file v1.0.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling interprocess v2.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.14
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling metrics_ipc_collector v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.14s
[INFO] running `Command { std: "docker" "inspect" "280c8fc19126f24688331ebc533648ec853eb7d9d56c326b12d7c467304c65b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280c8fc19126f24688331ebc533648ec853eb7d9d56c326b12d7c467304c65b6", kill_on_drop: false }`
[INFO] [stdout] 280c8fc19126f24688331ebc533648ec853eb7d9d56c326b12d7c467304c65b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e9c2e2e8e0c6b501f02f31c5c464554d8f68329066c1378aecc2af7a495eb1bb
[INFO] running `Command { std: "docker" "start" "-a" "e9c2e2e8e0c6b501f02f31c5c464554d8f68329066c1378aecc2af7a495eb1bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling aws-lc-rs v1.13.3
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling sketches-ddsketch v0.3.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling raw-cpuid v11.5.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling metrics_ipc_collector v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling quanta v0.12.6
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling metrics-util v0.20.0
[INFO] [stderr]    Compiling aws-lc-sys v0.30.0
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling rustls-webpki v0.103.4
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling hyper-rustls v0.27.7
[INFO] [stderr]    Compiling metrics-exporter-prometheus v0.17.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 46.73s
[INFO] running `Command { std: "docker" "inspect" "e9c2e2e8e0c6b501f02f31c5c464554d8f68329066c1378aecc2af7a495eb1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c2e2e8e0c6b501f02f31c5c464554d8f68329066c1378aecc2af7a495eb1bb", kill_on_drop: false }`
[INFO] [stdout] e9c2e2e8e0c6b501f02f31c5c464554d8f68329066c1378aecc2af7a495eb1bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 73af71d48df628080df1a7ca05ef33dd425dbba406c62902e97b3f8ed9fd2e66
[INFO] running `Command { std: "docker" "start" "-a" "73af71d48df628080df1a7ca05ef33dd425dbba406c62902e97b3f8ed9fd2e66", 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/metrics_ipc_collector-729a4de47fac16ea)
[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] [stderr]    Doc-tests metrics_ipc_collector
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/recorder.rs - recorder::IPCRecorderBuilder::build (line 183) ... ok
[INFO] [stdout] test src/collector.rs - collector::IPCCollector::start_collecting (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73af71d48df628080df1a7ca05ef33dd425dbba406c62902e97b3f8ed9fd2e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73af71d48df628080df1a7ca05ef33dd425dbba406c62902e97b3f8ed9fd2e66", kill_on_drop: false }`
[INFO] [stdout] 73af71d48df628080df1a7ca05ef33dd425dbba406c62902e97b3f8ed9fd2e66