[INFO] cloning repository https://github.com/alec-chan/RustSort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alec-chan/RustSort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-chan%2FRustSort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-chan%2FRustSort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d75364cb33ae2607b37789bdb8387b136e59d45c
[INFO] checking alec-chan/RustSort against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falec-chan%2FRustSort" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alec-chan/RustSort on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alec-chan/RustSort
[INFO] finished tweaking git repo https://github.com/alec-chan/RustSort
[INFO] tweaked toml for git repo https://github.com/alec-chan/RustSort written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/alec-chan/RustSort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d359a80e72b95a5b1786ce56bccd021421edde96eef8c0906fe9f46013e04467
[INFO] running `Command { std: "docker" "start" "-a" "d359a80e72b95a5b1786ce56bccd021421edde96eef8c0906fe9f46013e04467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d359a80e72b95a5b1786ce56bccd021421edde96eef8c0906fe9f46013e04467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d359a80e72b95a5b1786ce56bccd021421edde96eef8c0906fe9f46013e04467", kill_on_drop: false }`
[INFO] [stdout] d359a80e72b95a5b1786ce56bccd021421edde96eef8c0906fe9f46013e04467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b5c5e104ca0b4c304803591b2d96e834212e1ed213a8df1ede7faab8a0c4023
[INFO] running `Command { std: "docker" "start" "-a" "4b5c5e104ca0b4c304803591b2d96e834212e1ed213a8df1ede7faab8a0c4023", 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" "4b5c5e104ca0b4c304803591b2d96e834212e1ed213a8df1ede7faab8a0c4023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5c5e104ca0b4c304803591b2d96e834212e1ed213a8df1ede7faab8a0c4023", kill_on_drop: false }`
[INFO] [stdout] 4b5c5e104ca0b4c304803591b2d96e834212e1ed213a8df1ede7faab8a0c4023