[INFO] cloning repository https://github.com/mttmartin/anneal_predictor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mttmartin/anneal_predictor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmttmartin%2Fanneal_predictor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmttmartin%2Fanneal_predictor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8015bc6eaafedea32d296c1982070e2073c44112
[INFO] testing mttmartin/anneal_predictor against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmttmartin%2Fanneal_predictor" "/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/mttmartin/anneal_predictor on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mttmartin/anneal_predictor
[INFO] finished tweaking git repo https://github.com/mttmartin/anneal_predictor
[INFO] tweaked toml for git repo https://github.com/mttmartin/anneal_predictor written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mttmartin/anneal_predictor 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9e8c4261c3271de3975d5a85ec15c104a8752d4dfedfeff7cf6c7ef13a8fc23
[INFO] running `Command { std: "docker" "start" "-a" "e9e8c4261c3271de3975d5a85ec15c104a8752d4dfedfeff7cf6c7ef13a8fc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9e8c4261c3271de3975d5a85ec15c104a8752d4dfedfeff7cf6c7ef13a8fc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e8c4261c3271de3975d5a85ec15c104a8752d4dfedfeff7cf6c7ef13a8fc23", kill_on_drop: false }`
[INFO] [stdout] e9e8c4261c3271de3975d5a85ec15c104a8752d4dfedfeff7cf6c7ef13a8fc23
[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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2cb47621144bf9d9037cefd1ff1dbfd7d932d0ef6cb98cbe4af0e840b8f9a6c
[INFO] running `Command { std: "docker" "start" "-a" "f2cb47621144bf9d9037cefd1ff1dbfd7d932d0ef6cb98cbe4af0e840b8f9a6c", 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/.fingerprint`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "f2cb47621144bf9d9037cefd1ff1dbfd7d932d0ef6cb98cbe4af0e840b8f9a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2cb47621144bf9d9037cefd1ff1dbfd7d932d0ef6cb98cbe4af0e840b8f9a6c", kill_on_drop: false }`
[INFO] [stdout] f2cb47621144bf9d9037cefd1ff1dbfd7d932d0ef6cb98cbe4af0e840b8f9a6c