[INFO] cloning repository https://github.com/ysaquib/sudoku-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ysaquib/sudoku-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fysaquib%2Fsudoku-solver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fysaquib%2Fsudoku-solver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 968e61ebb7046ef22c56aa9f020d617d6164f9c6
[INFO] testing ysaquib/sudoku-solver-rust 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%2Fysaquib%2Fsudoku-solver-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ysaquib/sudoku-solver-rust 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/ysaquib/sudoku-solver-rust
[INFO] finished tweaking git repo https://github.com/ysaquib/sudoku-solver-rust
[INFO] tweaked toml for git repo https://github.com/ysaquib/sudoku-solver-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ysaquib/sudoku-solver-rust 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a53f55e740d222dfe70a3f4eade547409e5dd0f4a122649b89ede29b6830d5f5
[INFO] running `Command { std: "docker" "start" "-a" "a53f55e740d222dfe70a3f4eade547409e5dd0f4a122649b89ede29b6830d5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a53f55e740d222dfe70a3f4eade547409e5dd0f4a122649b89ede29b6830d5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a53f55e740d222dfe70a3f4eade547409e5dd0f4a122649b89ede29b6830d5f5", kill_on_drop: false }`
[INFO] [stdout] a53f55e740d222dfe70a3f4eade547409e5dd0f4a122649b89ede29b6830d5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8a2e33a2941697d2ea7e213e928ec87ddf8819a3696fef14b486d25540e94525
[INFO] running `Command { std: "docker" "start" "-a" "8a2e33a2941697d2ea7e213e928ec87ddf8819a3696fef14b486d25540e94525", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8a2e33a2941697d2ea7e213e928ec87ddf8819a3696fef14b486d25540e94525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2e33a2941697d2ea7e213e928ec87ddf8819a3696fef14b486d25540e94525", kill_on_drop: false }`
[INFO] [stdout] 8a2e33a2941697d2ea7e213e928ec87ddf8819a3696fef14b486d25540e94525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f92635156dac2a69c156e80e35ed76624466fe9a37e5e5d37aa3d5db7317dd61
[INFO] running `Command { std: "docker" "start" "-a" "f92635156dac2a69c156e80e35ed76624466fe9a37e5e5d37aa3d5db7317dd61", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f92635156dac2a69c156e80e35ed76624466fe9a37e5e5d37aa3d5db7317dd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92635156dac2a69c156e80e35ed76624466fe9a37e5e5d37aa3d5db7317dd61", kill_on_drop: false }`
[INFO] [stdout] f92635156dac2a69c156e80e35ed76624466fe9a37e5e5d37aa3d5db7317dd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8d72833c2a9a62cc53cc57294a540d0fded3d2e0773507930cda55550ee9e4c3
[INFO] running `Command { std: "docker" "start" "-a" "8d72833c2a9a62cc53cc57294a540d0fded3d2e0773507930cda55550ee9e4c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_solver-d9fa1a9359674a91)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::invalid_guesses ... ok
[INFO] [stdout] test test::valid_guesses ... ok
[INFO] [stdout] test test::test_not_solved ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d72833c2a9a62cc53cc57294a540d0fded3d2e0773507930cda55550ee9e4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d72833c2a9a62cc53cc57294a540d0fded3d2e0773507930cda55550ee9e4c3", kill_on_drop: false }`
[INFO] [stdout] 8d72833c2a9a62cc53cc57294a540d0fded3d2e0773507930cda55550ee9e4c3