[INFO] fetching crate lumber 0.0.1...
[INFO] testing lumber-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lumber 0.0.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate lumber 0.0.1 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 lumber 0.0.1
[INFO] finished tweaking crates.io crate lumber 0.0.1
[INFO] tweaked toml for crates.io crate lumber 0.0.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate lumber 0.0.1 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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 5fc7aa0613409b15eff855cf7e73b3d22e0b4d3bf20a59630eee63bf5bdcf360
[INFO] running `Command { std: "docker" "start" "-a" "5fc7aa0613409b15eff855cf7e73b3d22e0b4d3bf20a59630eee63bf5bdcf360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fc7aa0613409b15eff855cf7e73b3d22e0b4d3bf20a59630eee63bf5bdcf360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc7aa0613409b15eff855cf7e73b3d22e0b4d3bf20a59630eee63bf5bdcf360", kill_on_drop: false }`
[INFO] [stdout] 5fc7aa0613409b15eff855cf7e73b3d22e0b4d3bf20a59630eee63bf5bdcf360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 9dd78888632a95307d4131009c73779edbcaaca479499e79f7aee2ec0a696370
[INFO] running `Command { std: "docker" "start" "-a" "9dd78888632a95307d4131009c73779edbcaaca479499e79f7aee2ec0a696370", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lumber v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "9dd78888632a95307d4131009c73779edbcaaca479499e79f7aee2ec0a696370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd78888632a95307d4131009c73779edbcaaca479499e79f7aee2ec0a696370", kill_on_drop: false }`
[INFO] [stdout] 9dd78888632a95307d4131009c73779edbcaaca479499e79f7aee2ec0a696370
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 7e6c11f27e1bc3efe0e9096a2a207defe369888ea3c026c25ae8b8e6162fa1f3
[INFO] running `Command { std: "docker" "start" "-a" "7e6c11f27e1bc3efe0e9096a2a207defe369888ea3c026c25ae8b8e6162fa1f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling lumber v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "7e6c11f27e1bc3efe0e9096a2a207defe369888ea3c026c25ae8b8e6162fa1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6c11f27e1bc3efe0e9096a2a207defe369888ea3c026c25ae8b8e6162fa1f3", kill_on_drop: false }`
[INFO] [stdout] 7e6c11f27e1bc3efe0e9096a2a207defe369888ea3c026c25ae8b8e6162fa1f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] ae5b1d428787bf1195072a870d7de626d9fc8145d3d9dff34caee277e952ee42
[INFO] running `Command { std: "docker" "start" "-a" "ae5b1d428787bf1195072a870d7de626d9fc8145d3d9dff34caee277e952ee42", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lumber-da71dd67271ddcba)
[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" "ae5b1d428787bf1195072a870d7de626d9fc8145d3d9dff34caee277e952ee42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5b1d428787bf1195072a870d7de626d9fc8145d3d9dff34caee277e952ee42", kill_on_drop: false }`
[INFO] [stdout] ae5b1d428787bf1195072a870d7de626d9fc8145d3d9dff34caee277e952ee42