[INFO] cloning repository https://github.com/skirino/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skirino/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskirino%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskirino%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c509937881fac22304944610d92f7e8df8045638
[INFO] testing skirino/sudoku 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%2Fskirino%2Fsudoku" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skirino/sudoku 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/skirino/sudoku
[INFO] finished tweaking git repo https://github.com/skirino/sudoku
[INFO] tweaked toml for git repo https://github.com/skirino/sudoku written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/skirino/sudoku 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] a9e7f82beae90101ec3e85d8cc730b016b5d678ea30e22e397920ce5a90e8d5e
[INFO] running `Command { std: "docker" "start" "-a" "a9e7f82beae90101ec3e85d8cc730b016b5d678ea30e22e397920ce5a90e8d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9e7f82beae90101ec3e85d8cc730b016b5d678ea30e22e397920ce5a90e8d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e7f82beae90101ec3e85d8cc730b016b5d678ea30e22e397920ce5a90e8d5e", kill_on_drop: false }`
[INFO] [stdout] a9e7f82beae90101ec3e85d8cc730b016b5d678ea30e22e397920ce5a90e8d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] c8444a5d6bc6c680d98d6d0a515e472e2d70bb5e9e78e608d1f2f322b58e98d5
[INFO] running `Command { std: "docker" "start" "-a" "c8444a5d6bc6c680d98d6d0a515e472e2d70bb5e9e78e608d1f2f322b58e98d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut board: Board = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8444a5d6bc6c680d98d6d0a515e472e2d70bb5e9e78e608d1f2f322b58e98d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8444a5d6bc6c680d98d6d0a515e472e2d70bb5e9e78e608d1f2f322b58e98d5", kill_on_drop: false }`
[INFO] [stdout] c8444a5d6bc6c680d98d6d0a515e472e2d70bb5e9e78e608d1f2f322b58e98d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 7a849d242fca52907de390fe2bd1f79670742a872f51461502fe9040ef8e3898
[INFO] running `Command { std: "docker" "start" "-a" "7a849d242fca52907de390fe2bd1f79670742a872f51461502fe9040ef8e3898", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let mut board: Board = mem::uninitialized();
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "7a849d242fca52907de390fe2bd1f79670742a872f51461502fe9040ef8e3898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a849d242fca52907de390fe2bd1f79670742a872f51461502fe9040ef8e3898", kill_on_drop: false }`
[INFO] [stdout] 7a849d242fca52907de390fe2bd1f79670742a872f51461502fe9040ef8e3898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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] 76fce770a143c652f8a2aa2eeb7b9ff4c7ea0b8665345398ea442a80ca4089a1
[INFO] running `Command { std: "docker" "start" "-a" "76fce770a143c652f8a2aa2eeb7b9ff4c7ea0b8665345398ea442a80ca4089a1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let mut board: Board = mem::uninitialized();
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-b3b74df0d05e22f7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76fce770a143c652f8a2aa2eeb7b9ff4c7ea0b8665345398ea442a80ca4089a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fce770a143c652f8a2aa2eeb7b9ff4c7ea0b8665345398ea442a80ca4089a1", kill_on_drop: false }`
[INFO] [stdout] 76fce770a143c652f8a2aa2eeb7b9ff4c7ea0b8665345398ea442a80ca4089a1