[INFO] fetching crate cargo-docker 0.2.0...
[INFO] testing cargo-docker-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-docker 0.2.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate cargo-docker 0.2.0 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-docker 0.2.0
[INFO] finished tweaking crates.io crate cargo-docker 0.2.0
[INFO] tweaked toml for crates.io crate cargo-docker 0.2.0 written to /workspace/builds/worker-114/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] [stderr]     Blocking waiting for file lock on package cache
[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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] 73233c11b757fa6b660db4addc91d511a497bba8b1065f639ba62c5a771fba2e
[INFO] running `Command { std: "docker" "start" "-a" "73233c11b757fa6b660db4addc91d511a497bba8b1065f639ba62c5a771fba2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73233c11b757fa6b660db4addc91d511a497bba8b1065f639ba62c5a771fba2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73233c11b757fa6b660db4addc91d511a497bba8b1065f639ba62c5a771fba2e", kill_on_drop: false }`
[INFO] [stdout] 73233c11b757fa6b660db4addc91d511a497bba8b1065f639ba62c5a771fba2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] b6df94f32de8143125b4ae14eb9804cf6d0be6e9858fa7e5181172db0a2f5da4
[INFO] running `Command { std: "docker" "start" "-a" "b6df94f32de8143125b4ae14eb9804cf6d0be6e9858fa7e5181172db0a2f5da4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cargo-docker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.18s
[INFO] running `Command { std: "docker" "inspect" "b6df94f32de8143125b4ae14eb9804cf6d0be6e9858fa7e5181172db0a2f5da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6df94f32de8143125b4ae14eb9804cf6d0be6e9858fa7e5181172db0a2f5da4", kill_on_drop: false }`
[INFO] [stdout] b6df94f32de8143125b4ae14eb9804cf6d0be6e9858fa7e5181172db0a2f5da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] 1bdeb09f8e0dc4ec561ae8680e5312a5fb3e9f430acd1b250922a79288a8076d
[INFO] running `Command { std: "docker" "start" "-a" "1bdeb09f8e0dc4ec561ae8680e5312a5fb3e9f430acd1b250922a79288a8076d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-docker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "1bdeb09f8e0dc4ec561ae8680e5312a5fb3e9f430acd1b250922a79288a8076d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdeb09f8e0dc4ec561ae8680e5312a5fb3e9f430acd1b250922a79288a8076d", kill_on_drop: false }`
[INFO] [stdout] 1bdeb09f8e0dc4ec561ae8680e5312a5fb3e9f430acd1b250922a79288a8076d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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] ccac0595982ee672a5fc41481bb0565f635903939d80edf37ef73a1717465711
[INFO] running `Command { std: "docker" "start" "-a" "ccac0595982ee672a5fc41481bb0565f635903939d80edf37ef73a1717465711", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_docker-b4decc3deb3bf03e)
[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" "ccac0595982ee672a5fc41481bb0565f635903939d80edf37ef73a1717465711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccac0595982ee672a5fc41481bb0565f635903939d80edf37ef73a1717465711", kill_on_drop: false }`
[INFO] [stdout] ccac0595982ee672a5fc41481bb0565f635903939d80edf37ef73a1717465711