[INFO] fetching crate rust_ants 0.1.0...
[INFO] checking rust_ants-0.1.0 against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176
[INFO] extracting crate rust_ants 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rust_ants 0.1.0 on toolchain 03eb45452305f2d52348279d0caa5fc1f12c438d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_ants 0.1.0
[INFO] finished tweaking crates.io crate rust_ants 0.1.0
[INFO] tweaked toml for crates.io crate rust_ants 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate rust_ants 0.1.0 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" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b4836b26cb43c721967668cf5726330a983a367f40774794e22b76ee5d5714
[INFO] running `Command { std: "docker" "start" "-a" "98b4836b26cb43c721967668cf5726330a983a367f40774794e22b76ee5d5714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b4836b26cb43c721967668cf5726330a983a367f40774794e22b76ee5d5714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b4836b26cb43c721967668cf5726330a983a367f40774794e22b76ee5d5714", kill_on_drop: false }`
[INFO] [stdout] 98b4836b26cb43c721967668cf5726330a983a367f40774794e22b76ee5d5714


command failed: exit status: 1

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-2-tc1/target" to rootfs at "/opt/rustwide/target": mkdir /var/lib/docker/overlay2/e0ddff7bf6cbdae505e100c4faea82d0f313cd3188334066e9c4894ab17af003/merged/opt/rustwide/target: no space left on device: unknown