[INFO] cloning repository https://github.com/psibi/spmc-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psibi/spmc-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsibi%2Fspmc-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsibi%2Fspmc-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 047fe1468ba1c346adab3c162688be1ae0a070c0
[INFO] checking psibi/spmc-example against master#39323a5877ee6b85e75c652c2518a97a1433a2dc for pr-102593
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsibi%2Fspmc-example" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/psibi/spmc-example on toolchain 39323a5877ee6b85e75c652c2518a97a1433a2dc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39323a5877ee6b85e75c652c2518a97a1433a2dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/psibi/spmc-example
[INFO] finished tweaking git repo https://github.com/psibi/spmc-example
[INFO] tweaked toml for git repo https://github.com/psibi/spmc-example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/psibi/spmc-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39323a5877ee6b85e75c652c2518a97a1433a2dc" "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-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+39323a5877ee6b85e75c652c2518a97a1433a2dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fce99d0acd9a3daf3411ecc527e05a148d7662440f7d4189789de8c85a31fae
[INFO] running `Command { std: "docker" "start" "-a" "7fce99d0acd9a3daf3411ecc527e05a148d7662440f7d4189789de8c85a31fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fce99d0acd9a3daf3411ecc527e05a148d7662440f7d4189789de8c85a31fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fce99d0acd9a3daf3411ecc527e05a148d7662440f7d4189789de8c85a31fae", kill_on_drop: false }`
[INFO] [stdout] 7fce99d0acd9a3daf3411ecc527e05a148d7662440f7d4189789de8c85a31fae
[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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+39323a5877ee6b85e75c652c2518a97a1433a2dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d78749120501c9248ade0e773a0730902cf866b59c99f861add5f4a796b6119
[INFO] running `Command { std: "docker" "start" "-a" "6d78749120501c9248ade0e773a0730902cf866b59c99f861add5f4a796b6119", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6d78749120501c9248ade0e773a0730902cf866b59c99f861add5f4a796b6119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d78749120501c9248ade0e773a0730902cf866b59c99f861add5f4a796b6119", kill_on_drop: false }`
[INFO] [stdout] 6d78749120501c9248ade0e773a0730902cf866b59c99f861add5f4a796b6119