[INFO] cloning repository https://github.com/nathan-folsom/traw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathan-folsom/traw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-folsom%2Ftraw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-folsom%2Ftraw'...
[INFO] [stderr] error: unable to write symref for HEAD: No space left on device
[INFO] [stderr] fatal: unable to update HEAD
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/nathan-folsom/traw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathan-folsom/traw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-folsom%2Ftraw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-folsom%2Ftraw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bae1e35cd3c90fa6338410c1a10a96e2d91c1e49
[INFO] checking nathan-folsom/traw against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-folsom%2Ftraw" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nathan-folsom/traw on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nathan-folsom/traw
[INFO] finished tweaking git repo https://github.com/nathan-folsom/traw
[INFO] tweaked toml for git repo https://github.com/nathan-folsom/traw written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nathan-folsom/traw 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" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04c88767f03bbb951e1df78c2c808283e0bd74b380e3debfa4d5aed0730e9914
[INFO] running `Command { std: "docker" "start" "-a" "04c88767f03bbb951e1df78c2c808283e0bd74b380e3debfa4d5aed0730e9914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c88767f03bbb951e1df78c2c808283e0bd74b380e3debfa4d5aed0730e9914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c88767f03bbb951e1df78c2c808283e0bd74b380e3debfa4d5aed0730e9914", kill_on_drop: false }`
[INFO] [stdout] 04c88767f03bbb951e1df78c2c808283e0bd74b380e3debfa4d5aed0730e9914
[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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 152cfdf1a332b7e002dd22679654031da21c10d6cc237f4264af53e9eede29ed
[INFO] running `Command { std: "docker" "start" "-a" "152cfdf1a332b7e002dd22679654031da21c10d6cc237f4264af53e9eede29ed", kill_on_drop: false }`
[INFO] [stderr] error: couldn't prepare build directories
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/target/debug/deps`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "152cfdf1a332b7e002dd22679654031da21c10d6cc237f4264af53e9eede29ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152cfdf1a332b7e002dd22679654031da21c10d6cc237f4264af53e9eede29ed", kill_on_drop: false }`
[INFO] [stdout] 152cfdf1a332b7e002dd22679654031da21c10d6cc237f4264af53e9eede29ed