[INFO] fetching crate grasp 0.1.0...
[INFO] building grasp-0.1.0 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate grasp 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate grasp 0.1.0 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grasp 0.1.0
[INFO] finished tweaking crates.io crate grasp 0.1.0
[INFO] tweaked toml for crates.io crate grasp 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate grasp 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3e1ac6ff1f1d6beff11ef57613f55fd9d1cb3a2f4b733df41eec187f8c8a2dd
[INFO] running `Command { std: "docker" "start" "-a" "b3e1ac6ff1f1d6beff11ef57613f55fd9d1cb3a2f4b733df41eec187f8c8a2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3e1ac6ff1f1d6beff11ef57613f55fd9d1cb3a2f4b733df41eec187f8c8a2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e1ac6ff1f1d6beff11ef57613f55fd9d1cb3a2f4b733df41eec187f8c8a2dd", kill_on_drop: false }`
[INFO] [stdout] b3e1ac6ff1f1d6beff11ef57613f55fd9d1cb3a2f4b733df41eec187f8c8a2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acf2af56158d121c9a6a016ebd15979542ab6d8b40383b9f091695912d1087c1
[INFO] running `Command { std: "docker" "start" "-a" "acf2af56158d121c9a6a016ebd15979542ab6d8b40383b9f091695912d1087c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling grasp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "acf2af56158d121c9a6a016ebd15979542ab6d8b40383b9f091695912d1087c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf2af56158d121c9a6a016ebd15979542ab6d8b40383b9f091695912d1087c1", kill_on_drop: false }`
[INFO] [stdout] acf2af56158d121c9a6a016ebd15979542ab6d8b40383b9f091695912d1087c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b569d1c26cdbc4e2cad5ccdafede043baff88517779bcb5541f0785fd00f180
[INFO] running `Command { std: "docker" "start" "-a" "7b569d1c26cdbc4e2cad5ccdafede043baff88517779bcb5541f0785fd00f180", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling grasp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/grasp-e6b41ed798755d0c)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7b569d1c26cdbc4e2cad5ccdafede043baff88517779bcb5541f0785fd00f180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b569d1c26cdbc4e2cad5ccdafede043baff88517779bcb5541f0785fd00f180", kill_on_drop: false }`
[INFO] [stdout] 7b569d1c26cdbc4e2cad5ccdafede043baff88517779bcb5541f0785fd00f180