[INFO] cloning repository https://github.com/post-rex/mcvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post-rex/mcvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmcvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmcvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5732084596bd4c7cac46eaaccb5f1e5ad230536
[INFO] checking post-rex/mcvs against master#ba7e63b63871a429533c189adbfb1d9a6337e000 for pr-135331-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fmcvs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/post-rex/mcvs
[INFO] finished tweaking git repo https://github.com/post-rex/mcvs
[INFO] tweaked toml for git repo https://github.com/post-rex/mcvs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/post-rex/mcvs on toolchain ba7e63b63871a429533c189adbfb1d9a6337e000
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/post-rex/mcvs 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" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simd-json v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ba7e63b63871a429533c189adbfb1d9a6337e000" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 438f3c160edd5d06fce024ddb6b76cb91f754dc3a7891c9e88443b524379dc9f
[INFO] running `Command { std: "docker" "start" "-a" "438f3c160edd5d06fce024ddb6b76cb91f754dc3a7891c9e88443b524379dc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "438f3c160edd5d06fce024ddb6b76cb91f754dc3a7891c9e88443b524379dc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438f3c160edd5d06fce024ddb6b76cb91f754dc3a7891c9e88443b524379dc9f", kill_on_drop: false }`
[INFO] [stdout] 438f3c160edd5d06fce024ddb6b76cb91f754dc3a7891c9e88443b524379dc9f


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/d49cee57285fb33a52bf65f7ab0b9ee001c07e8e9ec43b18f3e6af1a0e492e6f/merged: no space left on device