[INFO] fetching crate has_command 0.1.0...
[INFO] testing has_command-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate has_command 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate has_command 0.1.0 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 has_command 0.1.0
[INFO] finished tweaking crates.io crate has_command 0.1.0
[INFO] tweaked toml for crates.io crate has_command 0.1.0 written to /workspace/builds/worker-55/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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 48c884dd7523cc4b534c8ac0aba6f68b749be988f7e8e713786a46234c2f49e2
[INFO] running `Command { std: "docker" "start" "-a" "48c884dd7523cc4b534c8ac0aba6f68b749be988f7e8e713786a46234c2f49e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48c884dd7523cc4b534c8ac0aba6f68b749be988f7e8e713786a46234c2f49e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c884dd7523cc4b534c8ac0aba6f68b749be988f7e8e713786a46234c2f49e2", kill_on_drop: false }`
[INFO] [stdout] 48c884dd7523cc4b534c8ac0aba6f68b749be988f7e8e713786a46234c2f49e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 423ff9ed2a6d3b5b312f1ba9bc50b3d7f619ad4c542b81178aaa1f65e9dbd616
[INFO] running `Command { std: "docker" "start" "-a" "423ff9ed2a6d3b5b312f1ba9bc50b3d7f619ad4c542b81178aaa1f65e9dbd616", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling has_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.24s
[INFO] running `Command { std: "docker" "inspect" "423ff9ed2a6d3b5b312f1ba9bc50b3d7f619ad4c542b81178aaa1f65e9dbd616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423ff9ed2a6d3b5b312f1ba9bc50b3d7f619ad4c542b81178aaa1f65e9dbd616", kill_on_drop: false }`
[INFO] [stdout] 423ff9ed2a6d3b5b312f1ba9bc50b3d7f619ad4c542b81178aaa1f65e9dbd616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 83cf8cd6daaa06e7a077986ebf31ebadb1eefbcda63735b48f0efbb825ee185b
[INFO] running `Command { std: "docker" "start" "-a" "83cf8cd6daaa06e7a077986ebf31ebadb1eefbcda63735b48f0efbb825ee185b", kill_on_drop: false }`
[INFO] [stderr]    Compiling has_command v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "83cf8cd6daaa06e7a077986ebf31ebadb1eefbcda63735b48f0efbb825ee185b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cf8cd6daaa06e7a077986ebf31ebadb1eefbcda63735b48f0efbb825ee185b", kill_on_drop: false }`
[INFO] [stdout] 83cf8cd6daaa06e7a077986ebf31ebadb1eefbcda63735b48f0efbb825ee185b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 1d4a03f3599764a4ac1b083e0ccf82eaef089b9e523dab390350561fb21db5d2
[INFO] running `Command { std: "docker" "start" "-a" "1d4a03f3599764a4ac1b083e0ccf82eaef089b9e523dab390350561fb21db5d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/has_command-ab8e58eb75ff60f9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests has_command
[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 1 test
[INFO] [stdout] test src/lib.rs - has_command (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d4a03f3599764a4ac1b083e0ccf82eaef089b9e523dab390350561fb21db5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d4a03f3599764a4ac1b083e0ccf82eaef089b9e523dab390350561fb21db5d2", kill_on_drop: false }`
[INFO] [stdout] 1d4a03f3599764a4ac1b083e0ccf82eaef089b9e523dab390350561fb21db5d2