[INFO] cloning repository https://github.com/st9007a/mathr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/st9007a/mathr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst9007a%2Fmathr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst9007a%2Fmathr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d688cc62c6562b50edfc2c9d1bb183615a982251
[INFO] testing st9007a/mathr against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst9007a%2Fmathr" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/st9007a/mathr on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/st9007a/mathr
[INFO] finished tweaking git repo https://github.com/st9007a/mathr
[INFO] tweaked toml for git repo https://github.com/st9007a/mathr written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/st9007a/mathr 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8f856ebeab8b0a02b58ea8ba938f6c7d9774bd4e105cf6953810bf36e037932
[INFO] running `Command { std: "docker" "start" "-a" "b8f856ebeab8b0a02b58ea8ba938f6c7d9774bd4e105cf6953810bf36e037932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f856ebeab8b0a02b58ea8ba938f6c7d9774bd4e105cf6953810bf36e037932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f856ebeab8b0a02b58ea8ba938f6c7d9774bd4e105cf6953810bf36e037932", kill_on_drop: false }`
[INFO] [stdout] b8f856ebeab8b0a02b58ea8ba938f6c7d9774bd4e105cf6953810bf36e037932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3451664ae75916307f8412f7e5b62a1754f50c3fe794666613e1c26d6066fbd
[INFO] running `Command { std: "docker" "start" "-a" "a3451664ae75916307f8412f7e5b62a1754f50c3fe794666613e1c26d6066fbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `mathr` (bin "mathr")
[INFO] running `Command { std: "docker" "inspect" "a3451664ae75916307f8412f7e5b62a1754f50c3fe794666613e1c26d6066fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3451664ae75916307f8412f7e5b62a1754f50c3fe794666613e1c26d6066fbd", kill_on_drop: false }`
[INFO] [stdout] a3451664ae75916307f8412f7e5b62a1754f50c3fe794666613e1c26d6066fbd