[INFO] fetching crate config-file2 0.4.1...
[INFO] checking config-file2-0.4.1 against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] extracting crate config-file2 0.4.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate config-file2 0.4.1 on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate config-file2 0.4.1
[INFO] finished tweaking crates.io crate config-file2 0.4.1
[INFO] tweaked toml for crates.io crate config-file2 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate config-file2 0.4.1 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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fafa6251409a3ab8c795e30256a00bfb7faded3bd5664f8e0ee7d0f6f68b973
[INFO] running `Command { std: "docker" "start" "-a" "6fafa6251409a3ab8c795e30256a00bfb7faded3bd5664f8e0ee7d0f6f68b973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fafa6251409a3ab8c795e30256a00bfb7faded3bd5664f8e0ee7d0f6f68b973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fafa6251409a3ab8c795e30256a00bfb7faded3bd5664f8e0ee7d0f6f68b973", kill_on_drop: false }`
[INFO] [stdout] 6fafa6251409a3ab8c795e30256a00bfb7faded3bd5664f8e0ee7d0f6f68b973
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87278b83cd4867baaf2666762a0afff3fec09d74015b8e36edc4ce629c229431
[INFO] running `Command { std: "docker" "start" "-a" "87278b83cd4867baaf2666762a0afff3fec09d74015b8e36edc4ce629c229431", 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/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/9e5aad5994562a8bb286b3b85b4beca20aeb352bff37f2aaa8f7fee7e3bb5e07/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "87278b83cd4867baaf2666762a0afff3fec09d74015b8e36edc4ce629c229431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87278b83cd4867baaf2666762a0afff3fec09d74015b8e36edc4ce629c229431", kill_on_drop: false }`
[INFO] [stdout] 87278b83cd4867baaf2666762a0afff3fec09d74015b8e36edc4ce629c229431