[INFO] fetching crate microscpi 0.5.0-beta.2...
[INFO] checking microscpi-0.5.0-beta.2 against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] extracting crate microscpi 0.5.0-beta.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate microscpi 0.5.0-beta.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate microscpi 0.5.0-beta.2
[INFO] tweaked toml for crates.io crate microscpi 0.5.0-beta.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate microscpi 0.5.0-beta.2 on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate microscpi 0.5.0-beta.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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded microscpi-common v0.5.0-beta.2
[INFO] [stderr]   Downloaded microscpi-macros v0.5.0-beta.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65bd5d6a06aa44c1e6d802e8e5d2a9c6dcddcd4efd1973e2196b397d21cb079d
[INFO] running `Command { std: "docker" "start" "-a" "65bd5d6a06aa44c1e6d802e8e5d2a9c6dcddcd4efd1973e2196b397d21cb079d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65bd5d6a06aa44c1e6d802e8e5d2a9c6dcddcd4efd1973e2196b397d21cb079d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bd5d6a06aa44c1e6d802e8e5d2a9c6dcddcd4efd1973e2196b397d21cb079d", kill_on_drop: false }`
[INFO] [stdout] 65bd5d6a06aa44c1e6d802e8e5d2a9c6dcddcd4efd1973e2196b397d21cb079d


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/cargo-home" to rootfs at "/opt/rustwide/cargo-home": create mountpoint for /opt/rustwide/cargo-home mount: mkdirat /var/lib/docker/overlay2/e89bec2c38624f04f63fc16c89a070b098f34479d860af089b5ef06e31e11c66/merged/opt/rustwide/cargo-home: no space left on device: unknown