[INFO] cloning repository https://github.com/mystal/advent-of-code-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mystal/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Fadvent-of-code-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Fadvent-of-code-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75774dbcfe5ec21aa13d204473558ec88a5b6872
[INFO] testing mystal/advent-of-code-2019 against master#e9385f9eea0221ef295a188d49d16f8f5189abf1 for pr-146098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmystal%2Fadvent-of-code-2019" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mystal/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/mystal/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/mystal/advent-of-code-2019 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mystal/advent-of-code-2019 on toolchain e9385f9eea0221ef295a188d49d16f8f5189abf1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mystal/advent-of-code-2019 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" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 510a21c7d4858ffd79f004d465b4b581f29db5815f2e73408d9fdebdd4230fb1
[INFO] running `Command { std: "docker" "start" "-a" "510a21c7d4858ffd79f004d465b4b581f29db5815f2e73408d9fdebdd4230fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "510a21c7d4858ffd79f004d465b4b581f29db5815f2e73408d9fdebdd4230fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510a21c7d4858ffd79f004d465b4b581f29db5815f2e73408d9fdebdd4230fb1", kill_on_drop: false }`
[INFO] [stdout] 510a21c7d4858ffd79f004d465b4b581f29db5815f2e73408d9fdebdd4230fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+e9385f9eea0221ef295a188d49d16f8f5189abf1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8e951f3c7ef5d8933b4c99079d6b9af654ac1f0f012cb6bec8c4fa8cf07dcb5
[INFO] running `Command { std: "docker" "start" "-a" "d8e951f3c7ef5d8933b4c99079d6b9af654ac1f0f012cb6bec8c4fa8cf07dcb5", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/advent-of-code-2019-2a14c927486477af`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "d8e951f3c7ef5d8933b4c99079d6b9af654ac1f0f012cb6bec8c4fa8cf07dcb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e951f3c7ef5d8933b4c99079d6b9af654ac1f0f012cb6bec8c4fa8cf07dcb5", kill_on_drop: false }`
[INFO] [stdout] d8e951f3c7ef5d8933b4c99079d6b9af654ac1f0f012cb6bec8c4fa8cf07dcb5