[INFO] fetching crate signal-hook-mio 0.2.1...
[INFO] testing signal-hook-mio-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate signal-hook-mio 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate signal-hook-mio 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signal-hook-mio 0.2.1
[INFO] finished tweaking crates.io crate signal-hook-mio 0.2.1
[INFO] tweaked toml for crates.io crate signal-hook-mio 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc10158d627c47a579942e7761b4fcea7308f0a3390be523b7996262c9052c03
[INFO] running `Command { std: "docker" "start" "-a" "bc10158d627c47a579942e7761b4fcea7308f0a3390be523b7996262c9052c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc10158d627c47a579942e7761b4fcea7308f0a3390be523b7996262c9052c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc10158d627c47a579942e7761b4fcea7308f0a3390be523b7996262c9052c03", kill_on_drop: false }`
[INFO] [stdout] bc10158d627c47a579942e7761b4fcea7308f0a3390be523b7996262c9052c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 009149bfc0721123e2711639e9d539cda4bae29fd1cbbe176596af8360058823
[INFO] running `Command { std: "docker" "start" "-a" "009149bfc0721123e2711639e9d539cda4bae29fd1cbbe176596af8360058823", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "009149bfc0721123e2711639e9d539cda4bae29fd1cbbe176596af8360058823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009149bfc0721123e2711639e9d539cda4bae29fd1cbbe176596af8360058823", kill_on_drop: false }`
[INFO] [stdout] 009149bfc0721123e2711639e9d539cda4bae29fd1cbbe176596af8360058823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1c8bb4d8366849173dff2932e39bafcf96f1e2f21112403f3ec51055e036364
[INFO] running `Command { std: "docker" "start" "-a" "d1c8bb4d8366849173dff2932e39bafcf96f1e2f21112403f3ec51055e036364", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "d1c8bb4d8366849173dff2932e39bafcf96f1e2f21112403f3ec51055e036364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c8bb4d8366849173dff2932e39bafcf96f1e2f21112403f3ec51055e036364", kill_on_drop: false }`
[INFO] [stdout] d1c8bb4d8366849173dff2932e39bafcf96f1e2f21112403f3ec51055e036364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed5177f30351dfa427ba694ce31166f1c5a87c28b6a8324bb152678b95643ffd
[INFO] running `Command { std: "docker" "start" "-a" "ed5177f30351dfa427ba694ce31166f1c5a87c28b6a8324bb152678b95643ffd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signal_hook_mio-09fb59aff5d2c33b)
[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]      Running tests/mio_0_6.rs (/opt/rustwide/target/debug/deps/mio_0_6-df037555f345aa4e)
[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]      Running tests/mio_0_7.rs (/opt/rustwide/target/debug/deps/mio_0_7-eb409bdfbd30d44c)
[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 signal-hook-mio
[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" "ed5177f30351dfa427ba694ce31166f1c5a87c28b6a8324bb152678b95643ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5177f30351dfa427ba694ce31166f1c5a87c28b6a8324bb152678b95643ffd", kill_on_drop: false }`
[INFO] [stdout] ed5177f30351dfa427ba694ce31166f1c5a87c28b6a8324bb152678b95643ffd