[INFO] cloning repository https://github.com/ekg/gaffy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ekg/gaffy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fgaffy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fgaffy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 103fa6b156d464cc62c8ebbbbe44d4bf27cc732d
[INFO] checking ekg/gaffy against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fgaffy" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ekg/gaffy
[INFO] finished tweaking git repo https://github.com/ekg/gaffy
[INFO] tweaked toml for git repo https://github.com/ekg/gaffy written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ekg/gaffy 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/ekg/gaffy 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]  Downloading crates ...
[INFO] [stderr]   Downloaded doc-comment v0.3.1
[INFO] [stderr]   Downloaded predicates v1.0.2
[INFO] [stderr]   Downloaded assert_cmd v0.12.0
[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] 16b31c835fd8cea0e4389aad5abc5c330bdddc1bbe5daf3d5cdab4061f76b789
[INFO] running `Command { std: "docker" "start" "-a" "16b31c835fd8cea0e4389aad5abc5c330bdddc1bbe5daf3d5cdab4061f76b789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16b31c835fd8cea0e4389aad5abc5c330bdddc1bbe5daf3d5cdab4061f76b789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b31c835fd8cea0e4389aad5abc5c330bdddc1bbe5daf3d5cdab4061f76b789", kill_on_drop: false }`
[INFO] [stdout] 16b31c835fd8cea0e4389aad5abc5c330bdddc1bbe5daf3d5cdab4061f76b789


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/14cd8249483945c22f104c9249e2ade25c3b030502a2347dd83b4e71db4e94c9/merged: no space left on device