[INFO] cloning repository https://github.com/sdliv/RUST-Accumulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sdliv/RUST-Accumulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdliv%2FRUST-Accumulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdliv%2FRUST-Accumulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d83212ed3c032ea77e3d5f4e0a8834aa6a7b79cd
[INFO] checking sdliv/RUST-Accumulator against try#ff47dd48ed0d02534055e0033cf766ce528f8ebc for pr-99447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsdliv%2FRUST-Accumulator" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sdliv/RUST-Accumulator on toolchain ff47dd48ed0d02534055e0033cf766ce528f8ebc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sdliv/RUST-Accumulator
[INFO] finished tweaking git repo https://github.com/sdliv/RUST-Accumulator
[INFO] tweaked toml for git repo https://github.com/sdliv/RUST-Accumulator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sdliv/RUST-Accumulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ceb481c5f44b2595ef1f8449513de0ead48e1cc01ed0517a06f76cd01aad624
[INFO] running `Command { std: "docker" "start" "-a" "8ceb481c5f44b2595ef1f8449513de0ead48e1cc01ed0517a06f76cd01aad624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ceb481c5f44b2595ef1f8449513de0ead48e1cc01ed0517a06f76cd01aad624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ceb481c5f44b2595ef1f8449513de0ead48e1cc01ed0517a06f76cd01aad624", kill_on_drop: false }`
[INFO] [stdout] 8ceb481c5f44b2595ef1f8449513de0ead48e1cc01ed0517a06f76cd01aad624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7131377520c33f364118ed9e20d89588763499281709c92dfbe9174400e3d424
[INFO] running `Command { std: "docker" "start" "-a" "7131377520c33f364118ed9e20d89588763499281709c92dfbe9174400e3d424", 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" "7131377520c33f364118ed9e20d89588763499281709c92dfbe9174400e3d424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7131377520c33f364118ed9e20d89588763499281709c92dfbe9174400e3d424", kill_on_drop: false }`
[INFO] [stdout] 7131377520c33f364118ed9e20d89588763499281709c92dfbe9174400e3d424