[INFO] fetching crate fstest_macro 0.2.4...
[INFO] checking fstest_macro-0.2.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] extracting crate fstest_macro 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate fstest_macro 0.2.4
[INFO] finished tweaking crates.io crate fstest_macro 0.2.4
[INFO] tweaked toml for crates.io crate fstest_macro 0.2.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fstest_macro 0.2.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fstest_macro 0.2.4 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a624da7204f480f7d2f3262ea53b03bb5e9d6ae5f5fcff5f2100cba66ce3602
[INFO] running `Command { std: "docker" "start" "-a" "4a624da7204f480f7d2f3262ea53b03bb5e9d6ae5f5fcff5f2100cba66ce3602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a624da7204f480f7d2f3262ea53b03bb5e9d6ae5f5fcff5f2100cba66ce3602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a624da7204f480f7d2f3262ea53b03bb5e9d6ae5f5fcff5f2100cba66ce3602", kill_on_drop: false }`
[INFO] [stdout] 4a624da7204f480f7d2f3262ea53b03bb5e9d6ae5f5fcff5f2100cba66ce3602


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/rustup-home" to rootfs at "/opt/rustwide/rustup-home": create mountpoint for /opt/rustwide/rustup-home mount: mkdirat /var/lib/docker/overlay2/1a82d1d08cf2d19209568f8d7e7eb0ef86bcf0203979541e710a64e7af01d45c/merged/opt/rustwide/rustup-home: no space left on device: unknown