[INFO] fetching crate test_library 0.1.16...
[INFO] testing test_library-0.1.16 against 1.55.0 for beta-1.56-1
[INFO] extracting crate test_library 0.1.16 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate test_library 0.1.16 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test_library 0.1.16
[INFO] finished tweaking crates.io crate test_library 0.1.16
[INFO] tweaked toml for crates.io crate test_library 0.1.16 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c16e0b30ac36629f22edf6bad282f48bc5446aa398bd9d7abde058273af741
[INFO] running `Command { std: "docker" "start" "-a" "b6c16e0b30ac36629f22edf6bad282f48bc5446aa398bd9d7abde058273af741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c16e0b30ac36629f22edf6bad282f48bc5446aa398bd9d7abde058273af741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c16e0b30ac36629f22edf6bad282f48bc5446aa398bd9d7abde058273af741", kill_on_drop: false }`
[INFO] [stdout] b6c16e0b30ac36629f22edf6bad282f48bc5446aa398bd9d7abde058273af741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ee97b38f9b3c66df05bf4b46c060327bfa1de65f9f91e1c8c34c91915fd4966
[INFO] running `Command { std: "docker" "start" "-a" "0ee97b38f9b3c66df05bf4b46c060327bfa1de65f9f91e1c8c34c91915fd4966", kill_on_drop: false }`
[INFO] [stderr]    Compiling pentest-toolbox-improved v0.1.37
[INFO] [stderr]    Compiling test_library v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "0ee97b38f9b3c66df05bf4b46c060327bfa1de65f9f91e1c8c34c91915fd4966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee97b38f9b3c66df05bf4b46c060327bfa1de65f9f91e1c8c34c91915fd4966", kill_on_drop: false }`
[INFO] [stdout] 0ee97b38f9b3c66df05bf4b46c060327bfa1de65f9f91e1c8c34c91915fd4966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67b1434bdad0f2d56f7c5385f0b6f0e4ef66406cf6fa38a3758ed6319ae19dfe
[INFO] running `Command { std: "docker" "start" "-a" "67b1434bdad0f2d56f7c5385f0b6f0e4ef66406cf6fa38a3758ed6319ae19dfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_library v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "67b1434bdad0f2d56f7c5385f0b6f0e4ef66406cf6fa38a3758ed6319ae19dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b1434bdad0f2d56f7c5385f0b6f0e4ef66406cf6fa38a3758ed6319ae19dfe", kill_on_drop: false }`
[INFO] [stdout] 67b1434bdad0f2d56f7c5385f0b6f0e4ef66406cf6fa38a3758ed6319ae19dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef8b83eb838136a66a58466eaefac3001ebdef655dfe53d0eb801249389a6cf9
[INFO] running `Command { std: "docker" "start" "-a" "ef8b83eb838136a66a58466eaefac3001ebdef655dfe53d0eb801249389a6cf9", 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/test_library-4db5b2799281560c)
[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 test_library
[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" "ef8b83eb838136a66a58466eaefac3001ebdef655dfe53d0eb801249389a6cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8b83eb838136a66a58466eaefac3001ebdef655dfe53d0eb801249389a6cf9", kill_on_drop: false }`
[INFO] [stdout] ef8b83eb838136a66a58466eaefac3001ebdef655dfe53d0eb801249389a6cf9