[INFO] fetching crate gac 0.1.2...
[INFO] checking gac-0.1.2 against master#a9e7b30487235621751cc628f170c0f15fb215c4 for pr-136539
[INFO] extracting crate gac 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate gac 0.1.2 on toolchain a9e7b30487235621751cc628f170c0f15fb215c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate gac 0.1.2
[INFO] finished tweaking crates.io crate gac 0.1.2
[INFO] tweaked toml for crates.io crate gac 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate gac 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee6f823b1ec466628e1b4cb1f85097de41f8d918d8941a4445fa13d29bce2ede
[INFO] running `Command { std: "docker" "start" "-a" "ee6f823b1ec466628e1b4cb1f85097de41f8d918d8941a4445fa13d29bce2ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee6f823b1ec466628e1b4cb1f85097de41f8d918d8941a4445fa13d29bce2ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6f823b1ec466628e1b4cb1f85097de41f8d918d8941a4445fa13d29bce2ede", kill_on_drop: false }`
[INFO] [stdout] ee6f823b1ec466628e1b4cb1f85097de41f8d918d8941a4445fa13d29bce2ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a9e7b30487235621751cc628f170c0f15fb215c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e6ab197e0d23aa5a8fda790923d68343ffa3f7058dd1f2ff243ec676e90948
[INFO] running `Command { std: "docker" "start" "-a" "07e6ab197e0d23aa5a8fda790923d68343ffa3f7058dd1f2ff243ec676e90948", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error mounting "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/2f74c9be90a1aa00c96a42f1aa02379478e1cc688c58de6403637bdaa544f4fe/merged/opt/rustwide/target: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "07e6ab197e0d23aa5a8fda790923d68343ffa3f7058dd1f2ff243ec676e90948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e6ab197e0d23aa5a8fda790923d68343ffa3f7058dd1f2ff243ec676e90948", kill_on_drop: false }`
[INFO] [stdout] 07e6ab197e0d23aa5a8fda790923d68343ffa3f7058dd1f2ff243ec676e90948