[INFO] cloning repository https://github.com/naftulikay/wordsolve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naftulikay/wordsolve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fwordsolve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fwordsolve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa476029140a0acd31b8321243028c4a6295609d
[INFO] testing naftulikay/wordsolve against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fwordsolve" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naftulikay/wordsolve on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naftulikay/wordsolve
[INFO] finished tweaking git repo https://github.com/naftulikay/wordsolve
[INFO] tweaked toml for git repo https://github.com/naftulikay/wordsolve written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/naftulikay/wordsolve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6536a66aeffcb954e1a8afee7a4bac05a3f76e69e8b4c1ab29f92781fc1bee51
[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" "6536a66aeffcb954e1a8afee7a4bac05a3f76e69e8b4c1ab29f92781fc1bee51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6536a66aeffcb954e1a8afee7a4bac05a3f76e69e8b4c1ab29f92781fc1bee51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6536a66aeffcb954e1a8afee7a4bac05a3f76e69e8b4c1ab29f92781fc1bee51", kill_on_drop: false }`
[INFO] [stdout] 6536a66aeffcb954e1a8afee7a4bac05a3f76e69e8b4c1ab29f92781fc1bee51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "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] 1468e1d18600f7bd36ad1630da74c5f390a979ad0fe02ebda0da1986dedec2ce
[INFO] running `Command { std: "docker" "start" "-a" "1468e1d18600f7bd36ad1630da74c5f390a979ad0fe02ebda0da1986dedec2ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling structopt-derive v0.2.16
[INFO] [stderr]    Compiling structopt v0.2.16
[INFO] [stderr]    Compiling wordsolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.85s
[INFO] running `Command { std: "docker" "inspect" "1468e1d18600f7bd36ad1630da74c5f390a979ad0fe02ebda0da1986dedec2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1468e1d18600f7bd36ad1630da74c5f390a979ad0fe02ebda0da1986dedec2ce", kill_on_drop: false }`
[INFO] [stdout] 1468e1d18600f7bd36ad1630da74c5f390a979ad0fe02ebda0da1986dedec2ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b4767168374d4f8638e34ee54fead3e8b6f9cd1256f891a9118d985b202bb99
[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" "9b4767168374d4f8638e34ee54fead3e8b6f9cd1256f891a9118d985b202bb99", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordsolve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "9b4767168374d4f8638e34ee54fead3e8b6f9cd1256f891a9118d985b202bb99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4767168374d4f8638e34ee54fead3e8b6f9cd1256f891a9118d985b202bb99", kill_on_drop: false }`
[INFO] [stdout] 9b4767168374d4f8638e34ee54fead3e8b6f9cd1256f891a9118d985b202bb99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30586010c17afe7d5d16071098032d8ab4bbc87759f142a9ca5d5b1a6e75efd2
[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" "30586010c17afe7d5d16071098032d8ab4bbc87759f142a9ca5d5b1a6e75efd2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wordsolve-d00e259d07f8b896)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test dictionary::tests::test_is_valid_word_size ... ok
[INFO] [stdout] test dictionary::tests::test_is_valid_word_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30586010c17afe7d5d16071098032d8ab4bbc87759f142a9ca5d5b1a6e75efd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30586010c17afe7d5d16071098032d8ab4bbc87759f142a9ca5d5b1a6e75efd2", kill_on_drop: false }`
[INFO] [stdout] 30586010c17afe7d5d16071098032d8ab4bbc87759f142a9ca5d5b1a6e75efd2