[INFO] fetching crate fac 0.5.4...
[INFO] testing fac-0.5.4 against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] extracting crate fac 0.5.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate fac 0.5.4 on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fac 0.5.4
[INFO] finished tweaking crates.io crate fac 0.5.4
[INFO] tweaked toml for crates.io crate fac 0.5.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate fac 0.5.4 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "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 pathdiff v0.2.0
[INFO] [stderr]   Downloaded ctrlc v3.1.8
[INFO] [stderr]   Downloaded tinyset v0.4.4
[INFO] [stderr]   Downloaded metrohash v1.0.6
[INFO] [stderr]   Downloaded crude-profiler v0.1.7
[INFO] [stderr]   Downloaded internment v0.4.2
[INFO] [stderr]   Downloaded seccomp-droundy v0.1.0
[INFO] [stderr]   Downloaded seccomp-droundy-sys v0.1.2
[INFO] [stderr]   Downloaded bigbro v0.5.2
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356e4c232df0c3146f896a3ca240acfe4440cb5d353e91a5369dc916f024a7a0
[INFO] running `Command { std: "docker" "start" "-a" "356e4c232df0c3146f896a3ca240acfe4440cb5d353e91a5369dc916f024a7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356e4c232df0c3146f896a3ca240acfe4440cb5d353e91a5369dc916f024a7a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356e4c232df0c3146f896a3ca240acfe4440cb5d353e91a5369dc916f024a7a0", kill_on_drop: false }`
[INFO] [stdout] 356e4c232df0c3146f896a3ca240acfe4440cb5d353e91a5369dc916f024a7a0


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": mkdir /var/lib/docker/overlay2/392065fbb242345bbce7d4c06e2b87d0a79c85d926a305635892beaafef0144b/merged/opt/rustwide/cargo-home: no space left on device: unknown