[INFO] cloning repository https://github.com/hasanlock/hwc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hasanlock/hwc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasanlock%2Fhwc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasanlock%2Fhwc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5b71b24646e6ba2ebf844acd2eabaedabe1f028
[INFO] testing hasanlock/hwc against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasanlock%2Fhwc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hasanlock/hwc 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 git repo https://github.com/hasanlock/hwc
[INFO] finished tweaking git repo https://github.com/hasanlock/hwc
[INFO] tweaked toml for git repo https://github.com/hasanlock/hwc written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hasanlock/hwc 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]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/wo/rd/words-count, error: No space left on device (os error 28)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded words-count v0.1.1
[INFO] [stderr]   Downloaded unicode-blocks v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2761253c577a2ea2fb6e9e44e6c36ab3eff6c01e6e54dda0d0ea8e9c544e17e0
[INFO] running `Command { std: "docker" "start" "-a" "2761253c577a2ea2fb6e9e44e6c36ab3eff6c01e6e54dda0d0ea8e9c544e17e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2761253c577a2ea2fb6e9e44e6c36ab3eff6c01e6e54dda0d0ea8e9c544e17e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2761253c577a2ea2fb6e9e44e6c36ab3eff6c01e6e54dda0d0ea8e9c544e17e0", kill_on_drop: false }`
[INFO] [stdout] 2761253c577a2ea2fb6e9e44e6c36ab3eff6c01e6e54dda0d0ea8e9c544e17e0


command failed: exit status: 1

Error response from daemon: mkdir /var/lib/docker/overlay2/922a10f9ec3405e1774dfcc9ac9deb89b349ee35486f7e92cac8b4f7c74a2cce/merged: no space left on device