[INFO] cloning repository https://github.com/robotlovesyou/adv2020_15
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robotlovesyou/adv2020_15" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_15", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_15'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16157cf1cab1694b2e1e91da6e4e044d7c9d3680
[INFO] testing robotlovesyou/adv2020_15 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobotlovesyou%2Fadv2020_15" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robotlovesyou/adv2020_15 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robotlovesyou/adv2020_15
[INFO] finished tweaking git repo https://github.com/robotlovesyou/adv2020_15
[INFO] tweaked toml for git repo https://github.com/robotlovesyou/adv2020_15 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/robotlovesyou/adv2020_15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e8e138f6d0fd2c57d5b752adcbb5972d3045312fd28a1fe53e895777a9f63e0
[INFO] running `Command { std: "docker" "start" "-a" "2e8e138f6d0fd2c57d5b752adcbb5972d3045312fd28a1fe53e895777a9f63e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e8e138f6d0fd2c57d5b752adcbb5972d3045312fd28a1fe53e895777a9f63e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8e138f6d0fd2c57d5b752adcbb5972d3045312fd28a1fe53e895777a9f63e0", kill_on_drop: false }`
[INFO] [stdout] 2e8e138f6d0fd2c57d5b752adcbb5972d3045312fd28a1fe53e895777a9f63e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b25e4cf2b85d476e920ee6016401055af6955a7ea14bf00d8502fe35361df99
[INFO] running `Command { std: "docker" "start" "-a" "7b25e4cf2b85d476e920ee6016401055af6955a7ea14bf00d8502fe35361df99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adv2020_15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "7b25e4cf2b85d476e920ee6016401055af6955a7ea14bf00d8502fe35361df99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b25e4cf2b85d476e920ee6016401055af6955a7ea14bf00d8502fe35361df99", kill_on_drop: false }`
[INFO] [stdout] 7b25e4cf2b85d476e920ee6016401055af6955a7ea14bf00d8502fe35361df99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa0a590ce2f1aa3f45fef8a00a866b9bb36e47ae321fa0d14c48fb0b353348c
[INFO] running `Command { std: "docker" "start" "-a" "7fa0a590ce2f1aa3f45fef8a00a866b9bb36e47ae321fa0d14c48fb0b353348c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adv2020_15 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "7fa0a590ce2f1aa3f45fef8a00a866b9bb36e47ae321fa0d14c48fb0b353348c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa0a590ce2f1aa3f45fef8a00a866b9bb36e47ae321fa0d14c48fb0b353348c", kill_on_drop: false }`
[INFO] [stdout] 7fa0a590ce2f1aa3f45fef8a00a866b9bb36e47ae321fa0d14c48fb0b353348c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5519eb7ba684e1ebb46a5b5b537072fcffc559439498c2c4b0018f2f7fbbc1e7
[INFO] running `Command { std: "docker" "start" "-a" "5519eb7ba684e1ebb46a5b5b537072fcffc559439498c2c4b0018f2f7fbbc1e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adv2020_15-167471a16b3a9ce2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::part_one_is_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5519eb7ba684e1ebb46a5b5b537072fcffc559439498c2c4b0018f2f7fbbc1e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5519eb7ba684e1ebb46a5b5b537072fcffc559439498c2c4b0018f2f7fbbc1e7", kill_on_drop: false }`
[INFO] [stdout] 5519eb7ba684e1ebb46a5b5b537072fcffc559439498c2c4b0018f2f7fbbc1e7