[INFO] fetching crate finger 0.1.0...
[INFO] testing finger-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate finger 0.1.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate finger 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 finger 0.1.0
[INFO] finished tweaking crates.io crate finger 0.1.0
[INFO] tweaked toml for crates.io crate finger 0.1.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate crates.io crate finger 0.1.0 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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] b2b03be8412102b4a1eab247cb0689432cb07b44bf2fccb6031014a95b870410
[INFO] running `Command { std: "docker" "start" "-a" "b2b03be8412102b4a1eab247cb0689432cb07b44bf2fccb6031014a95b870410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2b03be8412102b4a1eab247cb0689432cb07b44bf2fccb6031014a95b870410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b03be8412102b4a1eab247cb0689432cb07b44bf2fccb6031014a95b870410", kill_on_drop: false }`
[INFO] [stdout] b2b03be8412102b4a1eab247cb0689432cb07b44bf2fccb6031014a95b870410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] f1fa4070fa3f1ef894d679777d36a1d1cfce09aa1a7782824b4ee79ec85d6c3d
[INFO] running `Command { std: "docker" "start" "-a" "f1fa4070fa3f1ef894d679777d36a1d1cfce09aa1a7782824b4ee79ec85d6c3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling finger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "f1fa4070fa3f1ef894d679777d36a1d1cfce09aa1a7782824b4ee79ec85d6c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fa4070fa3f1ef894d679777d36a1d1cfce09aa1a7782824b4ee79ec85d6c3d", kill_on_drop: false }`
[INFO] [stdout] f1fa4070fa3f1ef894d679777d36a1d1cfce09aa1a7782824b4ee79ec85d6c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 8a41c912a315d4fb3f525912c5baed2b5fc3e5726ba1969b444b4884d6e7493f
[INFO] running `Command { std: "docker" "start" "-a" "8a41c912a315d4fb3f525912c5baed2b5fc3e5726ba1969b444b4884d6e7493f", kill_on_drop: false }`
[INFO] [stderr]    Compiling finger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "8a41c912a315d4fb3f525912c5baed2b5fc3e5726ba1969b444b4884d6e7493f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a41c912a315d4fb3f525912c5baed2b5fc3e5726ba1969b444b4884d6e7493f", kill_on_drop: false }`
[INFO] [stdout] 8a41c912a315d4fb3f525912c5baed2b5fc3e5726ba1969b444b4884d6e7493f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 123572161b1f29386f07cdce07b0d581c1b3687dcc0c9c75e17c91af237f57ee
[INFO] running `Command { std: "docker" "start" "-a" "123572161b1f29386f07cdce07b0d581c1b3687dcc0c9c75e17c91af237f57ee", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/finger-63698a140ccce1bc)
[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" "123572161b1f29386f07cdce07b0d581c1b3687dcc0c9c75e17c91af237f57ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123572161b1f29386f07cdce07b0d581c1b3687dcc0c9c75e17c91af237f57ee", kill_on_drop: false }`
[INFO] [stdout] 123572161b1f29386f07cdce07b0d581c1b3687dcc0c9c75e17c91af237f57ee