[INFO] cloning repository https://github.com/FractalArt/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FractalArt/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 859944a2b704b81ff0584abef5fc99f4513a4b6c
[INFO] testing FractalArt/AdventOfCode2020 against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFractalArt%2FAdventOfCode2020" "/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/FractalArt/AdventOfCode2020 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FractalArt/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/FractalArt/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/FractalArt/AdventOfCode2020 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/FractalArt/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5ab2ec635fc50b87887d1ab71aa20dd7c6ca55087df9b9aa22a0f21de84d5f2
[INFO] running `Command { std: "docker" "start" "-a" "e5ab2ec635fc50b87887d1ab71aa20dd7c6ca55087df9b9aa22a0f21de84d5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5ab2ec635fc50b87887d1ab71aa20dd7c6ca55087df9b9aa22a0f21de84d5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5ab2ec635fc50b87887d1ab71aa20dd7c6ca55087df9b9aa22a0f21de84d5f2", kill_on_drop: false }`
[INFO] [stdout] e5ab2ec635fc50b87887d1ab71aa20dd7c6ca55087df9b9aa22a0f21de84d5f2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 196d1b81fb0054b2f4c88fa57ae18d3a54d40c064697e07dbec65e9587379c85
[INFO] running `Command { std: "docker" "start" "-a" "196d1b81fb0054b2f4c88fa57ae18d3a54d40c064697e07dbec65e9587379c85", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.08s
[INFO] running `Command { std: "docker" "inspect" "196d1b81fb0054b2f4c88fa57ae18d3a54d40c064697e07dbec65e9587379c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196d1b81fb0054b2f4c88fa57ae18d3a54d40c064697e07dbec65e9587379c85", kill_on_drop: false }`
[INFO] [stdout] 196d1b81fb0054b2f4c88fa57ae18d3a54d40c064697e07dbec65e9587379c85
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02b36aa9bd6de098475629ac93ba7371db826fed18e922f48dffe76575be250
[INFO] running `Command { std: "docker" "start" "-a" "f02b36aa9bd6de098475629ac93ba7371db826fed18e922f48dffe76575be250", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `aoc2020`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name aoc2020 --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=b49df26d015f74b1 -C extra-filename=-b49df26d015f74b1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern itertools=/opt/rustwide/target/debug/deps/libitertools-8c65d1a41ebce7cc.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5c53d641eb010a81.rlib --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-94eb4409eecca722.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-305c829c89211d51.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" "f02b36aa9bd6de098475629ac93ba7371db826fed18e922f48dffe76575be250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02b36aa9bd6de098475629ac93ba7371db826fed18e922f48dffe76575be250", kill_on_drop: false }`
[INFO] [stdout] f02b36aa9bd6de098475629ac93ba7371db826fed18e922f48dffe76575be250
