[INFO] cloning repository https://github.com/c-shinkle/Sudoku-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c-shinkle/Sudoku-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-shinkle%2FSudoku-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-shinkle%2FSudoku-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bdce20e972a4e7a261f63cdb21c3c289c68b539
[INFO] testing c-shinkle/Sudoku-Rust against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc-shinkle%2FSudoku-Rust" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c-shinkle/Sudoku-Rust on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c-shinkle/Sudoku-Rust
[INFO] finished tweaking git repo https://github.com/c-shinkle/Sudoku-Rust
[INFO] tweaked toml for git repo https://github.com/c-shinkle/Sudoku-Rust written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/c-shinkle/Sudoku-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3308f1d5d94effc63e9a023ac8862e823df64e45c876e90580d28c58d4fe80e4
[INFO] running `Command { std: "docker" "start" "-a" "3308f1d5d94effc63e9a023ac8862e823df64e45c876e90580d28c58d4fe80e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3308f1d5d94effc63e9a023ac8862e823df64e45c876e90580d28c58d4fe80e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3308f1d5d94effc63e9a023ac8862e823df64e45c876e90580d28c58d4fe80e4", kill_on_drop: false }`
[INFO] [stdout] 3308f1d5d94effc63e9a023ac8862e823df64e45c876e90580d28c58d4fe80e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f463b15d4386ef4a07fa0adf6ed9b44532fc2db8064cc68618d6e7d8abb22cd9
[INFO] running `Command { std: "docker" "start" "-a" "f463b15d4386ef4a07fa0adf6ed9b44532fc2db8064cc68618d6e7d8abb22cd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f463b15d4386ef4a07fa0adf6ed9b44532fc2db8064cc68618d6e7d8abb22cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f463b15d4386ef4a07fa0adf6ed9b44532fc2db8064cc68618d6e7d8abb22cd9", kill_on_drop: false }`
[INFO] [stdout] f463b15d4386ef4a07fa0adf6ed9b44532fc2db8064cc68618d6e7d8abb22cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 564be3c85e8c7c41dd62b7933a2bcad84260982778e92b31417cefefeae561f8
[INFO] running `Command { std: "docker" "start" "-a" "564be3c85e8c7c41dd62b7933a2bcad84260982778e92b31417cefefeae561f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "564be3c85e8c7c41dd62b7933a2bcad84260982778e92b31417cefefeae561f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564be3c85e8c7c41dd62b7933a2bcad84260982778e92b31417cefefeae561f8", kill_on_drop: false }`
[INFO] [stdout] 564be3c85e8c7c41dd62b7933a2bcad84260982778e92b31417cefefeae561f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90957be9f71045fedc47354eeb503c0ae52fdf75a7b1eb26bc50bb533744a17f
[INFO] running `Command { std: "docker" "start" "-a" "90957be9f71045fedc47354eeb503c0ae52fdf75a7b1eb26bc50bb533744a17f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_rust-c50c3cf46c424086)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test algorithm::tests::given_valid_board_should_set_poss ... ok
[INFO] [stdout] test board::tests::given_ref_to_blank_board_should_print_board ... ok
[INFO] [stdout] test board::tests::given_string_too_short_should_set_board_with_0s ... ok
[INFO] [stdout] test board::tests::given_string_should_set_board ... ok
[INFO] [stdout] test algorithm::tests::given_valid_board_should_solve_board ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90957be9f71045fedc47354eeb503c0ae52fdf75a7b1eb26bc50bb533744a17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90957be9f71045fedc47354eeb503c0ae52fdf75a7b1eb26bc50bb533744a17f", kill_on_drop: false }`
[INFO] [stdout] 90957be9f71045fedc47354eeb503c0ae52fdf75a7b1eb26bc50bb533744a17f