[INFO] fetching crate cargo-owo 0.1.2...
[INFO] testing cargo-owo-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-owo 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-owo 0.1.2 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 cargo-owo 0.1.2
[INFO] finished tweaking crates.io crate cargo-owo 0.1.2
[INFO] tweaked toml for crates.io crate cargo-owo 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-owo 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92fb09a47c117167bc73761a83a6b7420829555006d4a4a22f8744d1aa9948d8
[INFO] running `Command { std: "docker" "start" "-a" "92fb09a47c117167bc73761a83a6b7420829555006d4a4a22f8744d1aa9948d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92fb09a47c117167bc73761a83a6b7420829555006d4a4a22f8744d1aa9948d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fb09a47c117167bc73761a83a6b7420829555006d4a4a22f8744d1aa9948d8", kill_on_drop: false }`
[INFO] [stdout] 92fb09a47c117167bc73761a83a6b7420829555006d4a4a22f8744d1aa9948d8
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aec707a1e4a8a0e48be26954d75e1f2e8e8586916b184fe9bc19c46edff5bf44
[INFO] running `Command { std: "docker" "start" "-a" "aec707a1e4a8a0e48be26954d75e1f2e8e8586916b184fe9bc19c46edff5bf44", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling cargo-owo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.90s
[INFO] running `Command { std: "docker" "inspect" "aec707a1e4a8a0e48be26954d75e1f2e8e8586916b184fe9bc19c46edff5bf44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec707a1e4a8a0e48be26954d75e1f2e8e8586916b184fe9bc19c46edff5bf44", kill_on_drop: false }`
[INFO] [stdout] aec707a1e4a8a0e48be26954d75e1f2e8e8586916b184fe9bc19c46edff5bf44
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c0220bdc3eb24d829191c73b5768812e9180557ffcd443d44af0b0ce5861218
[INFO] running `Command { std: "docker" "start" "-a" "0c0220bdc3eb24d829191c73b5768812e9180557ffcd443d44af0b0ce5861218", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-owo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "0c0220bdc3eb24d829191c73b5768812e9180557ffcd443d44af0b0ce5861218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0220bdc3eb24d829191c73b5768812e9180557ffcd443d44af0b0ce5861218", kill_on_drop: false }`
[INFO] [stdout] 0c0220bdc3eb24d829191c73b5768812e9180557ffcd443d44af0b0ce5861218
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40c5a335887149332c8e15f73cd8a1360f8af270f49aada6d38725b4d774ef61
[INFO] running `Command { std: "docker" "start" "-a" "40c5a335887149332c8e15f73cd8a1360f8af270f49aada6d38725b4d774ef61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_owo-e0fbee19985c03f6)
[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" "40c5a335887149332c8e15f73cd8a1360f8af270f49aada6d38725b4d774ef61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c5a335887149332c8e15f73cd8a1360f8af270f49aada6d38725b4d774ef61", kill_on_drop: false }`
[INFO] [stdout] 40c5a335887149332c8e15f73cd8a1360f8af270f49aada6d38725b4d774ef61