[INFO] fetching crate cargo-gnaw 0.1.0...
[INFO] testing cargo-gnaw-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate cargo-gnaw 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-gnaw 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-gnaw 0.1.0
[INFO] finished tweaking crates.io crate cargo-gnaw 0.1.0
[INFO] tweaked toml for crates.io crate cargo-gnaw 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-gnaw 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfebeae2624ba2a16b528c019518e9bd36e72b3d43539e4e323b32072f1f5b93
[INFO] running `Command { std: "docker" "start" "-a" "cfebeae2624ba2a16b528c019518e9bd36e72b3d43539e4e323b32072f1f5b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfebeae2624ba2a16b528c019518e9bd36e72b3d43539e4e323b32072f1f5b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfebeae2624ba2a16b528c019518e9bd36e72b3d43539e4e323b32072f1f5b93", kill_on_drop: false }`
[INFO] [stdout] cfebeae2624ba2a16b528c019518e9bd36e72b3d43539e4e323b32072f1f5b93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f2200b0583967dae1a262b56f46b888eb2d5ef83833a161861823ab0ac071a3
[INFO] running `Command { std: "docker" "start" "-a" "6f2200b0583967dae1a262b56f46b888eb2d5ef83833a161861823ab0ac071a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-gnaw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "6f2200b0583967dae1a262b56f46b888eb2d5ef83833a161861823ab0ac071a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2200b0583967dae1a262b56f46b888eb2d5ef83833a161861823ab0ac071a3", kill_on_drop: false }`
[INFO] [stdout] 6f2200b0583967dae1a262b56f46b888eb2d5ef83833a161861823ab0ac071a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137057b79b019e097aa225b874272c9b8181715ff77873e0854c9f2eee2e7948
[INFO] running `Command { std: "docker" "start" "-a" "137057b79b019e097aa225b874272c9b8181715ff77873e0854c9f2eee2e7948", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-gnaw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "137057b79b019e097aa225b874272c9b8181715ff77873e0854c9f2eee2e7948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137057b79b019e097aa225b874272c9b8181715ff77873e0854c9f2eee2e7948", kill_on_drop: false }`
[INFO] [stdout] 137057b79b019e097aa225b874272c9b8181715ff77873e0854c9f2eee2e7948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 014a66c389b4ab9b3e09cf796c150acf7a46a249367c4c691cab312be9033bc3
[INFO] running `Command { std: "docker" "start" "-a" "014a66c389b4ab9b3e09cf796c150acf7a46a249367c4c691cab312be9033bc3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_gnaw-fbe09ed9acd745cd)
[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" "014a66c389b4ab9b3e09cf796c150acf7a46a249367c4c691cab312be9033bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014a66c389b4ab9b3e09cf796c150acf7a46a249367c4c691cab312be9033bc3", kill_on_drop: false }`
[INFO] [stdout] 014a66c389b4ab9b3e09cf796c150acf7a46a249367c4c691cab312be9033bc3