[INFO] cloning repository https://github.com/jackrobison/kolakoski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackrobison/kolakoski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackrobison%2Fkolakoski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackrobison%2Fkolakoski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b7c0c21b7100392b4fdd9885c46ca7b3eff140c
[INFO] testing jackrobison/kolakoski 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%2Fjackrobison%2Fkolakoski" "/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/jackrobison/kolakoski 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/jackrobison/kolakoski
[INFO] finished tweaking git repo https://github.com/jackrobison/kolakoski
[INFO] tweaked toml for git repo https://github.com/jackrobison/kolakoski written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/jackrobison/kolakoski 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] [stderr]     Blocking waiting for file lock on package cache
[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] 9e67ba08bb676f07a9e3b45aabdfd96b6c8cc45bcd48ccffdca324b0688deebb
[INFO] running `Command { std: "docker" "start" "-a" "9e67ba08bb676f07a9e3b45aabdfd96b6c8cc45bcd48ccffdca324b0688deebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e67ba08bb676f07a9e3b45aabdfd96b6c8cc45bcd48ccffdca324b0688deebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e67ba08bb676f07a9e3b45aabdfd96b6c8cc45bcd48ccffdca324b0688deebb", kill_on_drop: false }`
[INFO] [stdout] 9e67ba08bb676f07a9e3b45aabdfd96b6c8cc45bcd48ccffdca324b0688deebb
[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] 65bb831ac8c2f88f396a42da74e114be6d1c59950fb7ddddd2331ca3e3c5d13b
[INFO] running `Command { std: "docker" "start" "-a" "65bb831ac8c2f88f396a42da74e114be6d1c59950fb7ddddd2331ca3e3c5d13b", kill_on_drop: false }`
[INFO] [stderr]    Compiling kolakoski v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "65bb831ac8c2f88f396a42da74e114be6d1c59950fb7ddddd2331ca3e3c5d13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bb831ac8c2f88f396a42da74e114be6d1c59950fb7ddddd2331ca3e3c5d13b", kill_on_drop: false }`
[INFO] [stdout] 65bb831ac8c2f88f396a42da74e114be6d1c59950fb7ddddd2331ca3e3c5d13b
[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] fb3ab714232cb7be9beb80922ccce6e88720757e5bb3ccbbba160502779e7a3a
[INFO] running `Command { std: "docker" "start" "-a" "fb3ab714232cb7be9beb80922ccce6e88720757e5bb3ccbbba160502779e7a3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling kolakoski v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "fb3ab714232cb7be9beb80922ccce6e88720757e5bb3ccbbba160502779e7a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3ab714232cb7be9beb80922ccce6e88720757e5bb3ccbbba160502779e7a3a", kill_on_drop: false }`
[INFO] [stdout] fb3ab714232cb7be9beb80922ccce6e88720757e5bb3ccbbba160502779e7a3a
[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] 0cd424e574a2687fa688a8af51504cb4185dac6356ed6bb6e2b2ee56a91bfa2f
[INFO] running `Command { std: "docker" "start" "-a" "0cd424e574a2687fa688a8af51504cb4185dac6356ed6bb6e2b2ee56a91bfa2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kolakoski-8bb3121df575036c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_10 ... ok
[INFO] [stdout] test tests::test_10000 ... ok
[INFO] [stdout] test tests::test_1000 ... ok
[INFO] [stdout] test tests::test_100 ... ok
[INFO] [stdout] test tests::test_100000 ... ok
[INFO] [stdout] test tests::test_1000000 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0cd424e574a2687fa688a8af51504cb4185dac6356ed6bb6e2b2ee56a91bfa2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd424e574a2687fa688a8af51504cb4185dac6356ed6bb6e2b2ee56a91bfa2f", kill_on_drop: false }`
[INFO] [stdout] 0cd424e574a2687fa688a8af51504cb4185dac6356ed6bb6e2b2ee56a91bfa2f