[INFO] fetching crate mio-pipe 0.1.1...
[INFO] testing mio-pipe-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mio-pipe 0.1.1 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate mio-pipe 0.1.1 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 mio-pipe 0.1.1
[INFO] finished tweaking crates.io crate mio-pipe 0.1.1
[INFO] tweaked toml for crates.io crate mio-pipe 0.1.1 written to /workspace/builds/worker-23/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 418186a45ace5e7de0856a79f7796f8322a33ad7da362c758834d624e5280f5f
[INFO] running `Command { std: "docker" "start" "-a" "418186a45ace5e7de0856a79f7796f8322a33ad7da362c758834d624e5280f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "418186a45ace5e7de0856a79f7796f8322a33ad7da362c758834d624e5280f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418186a45ace5e7de0856a79f7796f8322a33ad7da362c758834d624e5280f5f", kill_on_drop: false }`
[INFO] [stdout] 418186a45ace5e7de0856a79f7796f8322a33ad7da362c758834d624e5280f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 1848659ccb8a47bebbe6304a011c4ff84188039e8a94fbb11c9e7b6aef9b144f
[INFO] running `Command { std: "docker" "start" "-a" "1848659ccb8a47bebbe6304a011c4ff84188039e8a94fbb11c9e7b6aef9b144f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling mio-pipe v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "1848659ccb8a47bebbe6304a011c4ff84188039e8a94fbb11c9e7b6aef9b144f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1848659ccb8a47bebbe6304a011c4ff84188039e8a94fbb11c9e7b6aef9b144f", kill_on_drop: false }`
[INFO] [stdout] 1848659ccb8a47bebbe6304a011c4ff84188039e8a94fbb11c9e7b6aef9b144f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 56f227cad258b6d2a01017b7b91d1d6b0f9fbaf3de3f6558d044013597d73a43
[INFO] running `Command { std: "docker" "start" "-a" "56f227cad258b6d2a01017b7b91d1d6b0f9fbaf3de3f6558d044013597d73a43", kill_on_drop: false }`
[INFO] [stderr]    Compiling mio-pipe v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "56f227cad258b6d2a01017b7b91d1d6b0f9fbaf3de3f6558d044013597d73a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f227cad258b6d2a01017b7b91d1d6b0f9fbaf3de3f6558d044013597d73a43", kill_on_drop: false }`
[INFO] [stdout] 56f227cad258b6d2a01017b7b91d1d6b0f9fbaf3de3f6558d044013597d73a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 482efb78a6c9791be9c9452c919333b66e8c71b65dc54d769324a04743e6a25c
[INFO] running `Command { std: "docker" "start" "-a" "482efb78a6c9791be9c9452c919333b66e8c71b65dc54d769324a04743e6a25c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mio_pipe-99935de32d667809)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mio-pipe
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - new_pipe (line 314) ... ok
[INFO] [stdout] test src/lib.rs - new_pipe (line 259) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "482efb78a6c9791be9c9452c919333b66e8c71b65dc54d769324a04743e6a25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482efb78a6c9791be9c9452c919333b66e8c71b65dc54d769324a04743e6a25c", kill_on_drop: false }`
[INFO] [stdout] 482efb78a6c9791be9c9452c919333b66e8c71b65dc54d769324a04743e6a25c