[INFO] cloning repository https://github.com/ndtoan96/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ndtoan96/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndtoan96%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fndtoan96%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbb17fce4ba227bf3c83e2ef10162a08e75307b9
[INFO] testing ndtoan96/sudoku-solver 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%2Fndtoan96%2Fsudoku-solver" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ndtoan96/sudoku-solver 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/ndtoan96/sudoku-solver
[INFO] finished tweaking git repo https://github.com/ndtoan96/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/ndtoan96/sudoku-solver written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ndtoan96/sudoku-solver 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1909e3b95c41053ab5f3aecfb81490314a34d39494c72c074dc63e942c5b24f5
[INFO] running `Command { std: "docker" "start" "-a" "1909e3b95c41053ab5f3aecfb81490314a34d39494c72c074dc63e942c5b24f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1909e3b95c41053ab5f3aecfb81490314a34d39494c72c074dc63e942c5b24f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1909e3b95c41053ab5f3aecfb81490314a34d39494c72c074dc63e942c5b24f5", kill_on_drop: false }`
[INFO] [stdout] 1909e3b95c41053ab5f3aecfb81490314a34d39494c72c074dc63e942c5b24f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6af2883aef5b38e0b7aa43de9e0f5a1ee64be1ccb2403d8037e90064d1751e61
[INFO] running `Command { std: "docker" "start" "-a" "6af2883aef5b38e0b7aa43de9e0f5a1ee64be1ccb2403d8037e90064d1751e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "6af2883aef5b38e0b7aa43de9e0f5a1ee64be1ccb2403d8037e90064d1751e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af2883aef5b38e0b7aa43de9e0f5a1ee64be1ccb2403d8037e90064d1751e61", kill_on_drop: false }`
[INFO] [stdout] 6af2883aef5b38e0b7aa43de9e0f5a1ee64be1ccb2403d8037e90064d1751e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 51868247935b20b35c9f312a050a2a239832ac6a3e777f3c3bef1dfafbfc80d9
[INFO] running `Command { std: "docker" "start" "-a" "51868247935b20b35c9f312a050a2a239832ac6a3e777f3c3bef1dfafbfc80d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "51868247935b20b35c9f312a050a2a239832ac6a3e777f3c3bef1dfafbfc80d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51868247935b20b35c9f312a050a2a239832ac6a3e777f3c3bef1dfafbfc80d9", kill_on_drop: false }`
[INFO] [stdout] 51868247935b20b35c9f312a050a2a239832ac6a3e777f3c3bef1dfafbfc80d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 7396d97e4f0c0d18221e7044f69d74160e84ef638c29daa1bd456d36e4397657
[INFO] running `Command { std: "docker" "start" "-a" "7396d97e4f0c0d18221e7044f69d74160e84ef638c29daa1bd456d36e4397657", 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-1d82d169584442c7)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::check_invalid ... ok
[INFO] [stdout] test tests::check_right_one ... ok
[INFO] [stdout] test tests::check_not_completed ... ok
[INFO] [stdout] test tests::check_right_two ... ok
[INFO] [stdout] test tests::problem_one ... ok
[INFO] [stdout] test tests::problem_two ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-d42bb329f692d78b)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stderr]    Doc-tests sudoku
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - sudoku_solver (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7396d97e4f0c0d18221e7044f69d74160e84ef638c29daa1bd456d36e4397657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7396d97e4f0c0d18221e7044f69d74160e84ef638c29daa1bd456d36e4397657", kill_on_drop: false }`
[INFO] [stdout] 7396d97e4f0c0d18221e7044f69d74160e84ef638c29daa1bd456d36e4397657