[INFO] fetching crate random_word 0.5.0...
[INFO] checking random_word-0.5.0 against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] extracting crate random_word 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate random_word 0.5.0 on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate random_word 0.5.0
[INFO] finished tweaking crates.io crate random_word 0.5.0
[INFO] tweaked toml for crates.io crate random_word 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate random_word 0.5.0 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9407067fad0bccdf3c891ce7a73ad390ac35eee6a9fab29b1c01bbee0cdb363b
[INFO] running `Command { std: "docker" "start" "-a" "9407067fad0bccdf3c891ce7a73ad390ac35eee6a9fab29b1c01bbee0cdb363b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9407067fad0bccdf3c891ce7a73ad390ac35eee6a9fab29b1c01bbee0cdb363b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9407067fad0bccdf3c891ce7a73ad390ac35eee6a9fab29b1c01bbee0cdb363b", kill_on_drop: false }`
[INFO] [stdout] 9407067fad0bccdf3c891ce7a73ad390ac35eee6a9fab29b1c01bbee0cdb363b


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": create mountpoint for /opt/rustwide/target mount: mkdirat /var/lib/docker/overlay2/3050fb7f9566da34762504bb9187a9d4f65d8635cd4c542f4768ec0cff0a7b4f/merged/opt/rustwide/target: no space left on device: unknown