[INFO] cloning repository https://github.com/RikHeijdens/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RikHeijdens/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRikHeijdens%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRikHeijdens%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a4588e76a231437b20a8242321a958e38321ea1
[INFO] testing RikHeijdens/advent-of-code-2020 against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRikHeijdens%2Fadvent-of-code-2020" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RikHeijdens/advent-of-code-2020 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RikHeijdens/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/RikHeijdens/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/RikHeijdens/advent-of-code-2020 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/RikHeijdens/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d6fd633d0da0fa47c46f170649851cf3a285b592173f885ff83e39448dc4838
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d6fd633d0da0fa47c46f170649851cf3a285b592173f885ff83e39448dc4838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d6fd633d0da0fa47c46f170649851cf3a285b592173f885ff83e39448dc4838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6fd633d0da0fa47c46f170649851cf3a285b592173f885ff83e39448dc4838", kill_on_drop: false }`
[INFO] [stdout] 7d6fd633d0da0fa47c46f170649851cf3a285b592173f885ff83e39448dc4838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d65461eeeffaa93b05697ba3dfcda158dfe0095ce6cb1dc74c7f7b144436a63
[INFO] running `Command { std: "docker" "start" "-a" "4d65461eeeffaa93b05697ba3dfcda158dfe0095ce6cb1dc74c7f7b144436a63", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `advent_of_code`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name day_4_1 --edition=2018 src/bin/day_4_1.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=45e8cfc05025d9c8 -C extra-filename=-45e8cfc05025d9c8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern advent_of_code=/opt/rustwide/target/debug/deps/libadvent_of_code-9ca2e1965d259d89.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-62e055e6c3a1f4aa.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4d65461eeeffaa93b05697ba3dfcda158dfe0095ce6cb1dc74c7f7b144436a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d65461eeeffaa93b05697ba3dfcda158dfe0095ce6cb1dc74c7f7b144436a63", kill_on_drop: false }`
[INFO] [stdout] 4d65461eeeffaa93b05697ba3dfcda158dfe0095ce6cb1dc74c7f7b144436a63