[INFO] fetching crate rust-15-puzzle-cli 0.2.0...
[INFO] testing rust-15-puzzle-cli-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rust-15-puzzle-cli 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-15-puzzle-cli 0.2.0 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 crates.io crate rust-15-puzzle-cli 0.2.0
[INFO] finished tweaking crates.io crate rust-15-puzzle-cli 0.2.0
[INFO] tweaked toml for crates.io crate rust-15-puzzle-cli 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rust-15-puzzle-cli 0.2.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 46529a518b109eec4c5db15b59a00a791581542078a68b47bce11da127185fa3
[INFO] running `Command { std: "docker" "start" "-a" "46529a518b109eec4c5db15b59a00a791581542078a68b47bce11da127185fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46529a518b109eec4c5db15b59a00a791581542078a68b47bce11da127185fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46529a518b109eec4c5db15b59a00a791581542078a68b47bce11da127185fa3", kill_on_drop: false }`
[INFO] [stdout] 46529a518b109eec4c5db15b59a00a791581542078a68b47bce11da127185fa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 55709d8da1a2c0da1f3c622e7bc1f3e015e229646bdebc68ede155f0918f5a3b
[INFO] running `Command { std: "docker" "start" "-a" "55709d8da1a2c0da1f3c622e7bc1f3e015e229646bdebc68ede155f0918f5a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tui v0.9.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "55709d8da1a2c0da1f3c622e7bc1f3e015e229646bdebc68ede155f0918f5a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55709d8da1a2c0da1f3c622e7bc1f3e015e229646bdebc68ede155f0918f5a3b", kill_on_drop: false }`
[INFO] [stdout] 55709d8da1a2c0da1f3c622e7bc1f3e015e229646bdebc68ede155f0918f5a3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4e5989f5a2c6a3d0eff83ec3840555b5656beb80288e7fbcabc03224cf321cc0
[INFO] running `Command { std: "docker" "start" "-a" "4e5989f5a2c6a3d0eff83ec3840555b5656beb80288e7fbcabc03224cf321cc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "4e5989f5a2c6a3d0eff83ec3840555b5656beb80288e7fbcabc03224cf321cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5989f5a2c6a3d0eff83ec3840555b5656beb80288e7fbcabc03224cf321cc0", kill_on_drop: false }`
[INFO] [stdout] 4e5989f5a2c6a3d0eff83ec3840555b5656beb80288e7fbcabc03224cf321cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0ca78aa8f9410d4df8c9974bad7c97f1ae034a898ef01609c0166876b41f7b00
[INFO] running `Command { std: "docker" "start" "-a" "0ca78aa8f9410d4df8c9974bad7c97f1ae034a898ef01609c0166876b41f7b00", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_15_puzzle_cli-29441c84046ed544)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test helper::util::tests::count_inversion_should_correct ... ok
[INFO] [stdout] test helper::util::tests::is_solvable_should_correct ... ok
[INFO] [stdout] test helper::util::tests::move_tile_should_generate_correct_arr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ca78aa8f9410d4df8c9974bad7c97f1ae034a898ef01609c0166876b41f7b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca78aa8f9410d4df8c9974bad7c97f1ae034a898ef01609c0166876b41f7b00", kill_on_drop: false }`
[INFO] [stdout] 0ca78aa8f9410d4df8c9974bad7c97f1ae034a898ef01609c0166876b41f7b00