[INFO] cloning repository https://github.com/wcampbell0x2a/backhand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wcampbell0x2a/backhand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcampbell0x2a%2Fbackhand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcampbell0x2a%2Fbackhand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad972891826471be52bdd82304542ce611639e5f
[INFO] checking wcampbell0x2a/backhand against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcampbell0x2a%2Fbackhand" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/wcampbell0x2a/backhand
[INFO] finished tweaking git repo https://github.com/wcampbell0x2a/backhand
[INFO] tweaked toml for git repo https://github.com/wcampbell0x2a/backhand written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wcampbell0x2a/backhand 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 git repo https://github.com/wcampbell0x2a/backhand 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]     Updating git repository `https://github.com/wcampbell0x2a/dir-diff`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liblzma v0.4.2
[INFO] [stderr]   Downloaded clap-cargo v0.15.2
[INFO] [stderr]   Downloaded test-assets-ureq v0.3.0
[INFO] [stderr]   Downloaded libdeflater v1.24.0
[INFO] [stderr]   Downloaded libdeflate-sys v1.24.0
[INFO] [stderr]   Downloaded liblzma-sys v0.4.4
[INFO] [stderr]   Downloaded rust-lzo v0.6.2
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 763e88806d4eaf52d99157fdd6f24db15dd2dd86b077e8e7ddc810f215122876
[INFO] running `Command { std: "docker" "start" "-a" "763e88806d4eaf52d99157fdd6f24db15dd2dd86b077e8e7ddc810f215122876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "763e88806d4eaf52d99157fdd6f24db15dd2dd86b077e8e7ddc810f215122876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763e88806d4eaf52d99157fdd6f24db15dd2dd86b077e8e7ddc810f215122876", kill_on_drop: false }`
[INFO] [stdout] 763e88806d4eaf52d99157fdd6f24db15dd2dd86b077e8e7ddc810f215122876


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/b460b33ab096260dab4b7641895aa6665afb1570fcb2b98c4534c41345503750/merged/opt/rustwide/cargo-home: no space left on device: unknown