[INFO] cloning repository https://github.com/ObiHave/SudokuSolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ObiHave/SudokuSolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObiHave%2FSudokuSolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObiHave%2FSudokuSolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aabec42c0d34a7d5e60d6a5bb2629425de3742a7
[INFO] testing ObiHave/SudokuSolver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FObiHave%2FSudokuSolver" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ObiHave/SudokuSolver on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ObiHave/SudokuSolver
[INFO] finished tweaking git repo https://github.com/ObiHave/SudokuSolver
[INFO] tweaked toml for git repo https://github.com/ObiHave/SudokuSolver written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/ObiHave/SudokuSolver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa9c119fbba0845f05f7bdaaf9dc72548fc1ff55bc941cfc8bfabfd6d3ed987
[INFO] running `Command { std: "docker" "start" "-a" "2aa9c119fbba0845f05f7bdaaf9dc72548fc1ff55bc941cfc8bfabfd6d3ed987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa9c119fbba0845f05f7bdaaf9dc72548fc1ff55bc941cfc8bfabfd6d3ed987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa9c119fbba0845f05f7bdaaf9dc72548fc1ff55bc941cfc8bfabfd6d3ed987", kill_on_drop: false }`
[INFO] [stdout] 2aa9c119fbba0845f05f7bdaaf9dc72548fc1ff55bc941cfc8bfabfd6d3ed987
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b6a670306e6f125c9cd4d07395ff2023850b2e791f2b1cd745f1959a0af28de
[INFO] running `Command { std: "docker" "start" "-a" "1b6a670306e6f125c9cd4d07395ff2023850b2e791f2b1cd745f1959a0af28de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `Command { std: "docker" "inspect" "1b6a670306e6f125c9cd4d07395ff2023850b2e791f2b1cd745f1959a0af28de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6a670306e6f125c9cd4d07395ff2023850b2e791f2b1cd745f1959a0af28de", kill_on_drop: false }`
[INFO] [stdout] 1b6a670306e6f125c9cd4d07395ff2023850b2e791f2b1cd745f1959a0af28de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc1c2b70ece6091919dc2d3596f3073014d9b3ba76a3058e86bd4042aa30a23b
[INFO] running `Command { std: "docker" "start" "-a" "fc1c2b70ece6091919dc2d3596f3073014d9b3ba76a3058e86bd4042aa30a23b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.05s
[INFO] running `Command { std: "docker" "inspect" "fc1c2b70ece6091919dc2d3596f3073014d9b3ba76a3058e86bd4042aa30a23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1c2b70ece6091919dc2d3596f3073014d9b3ba76a3058e86bd4042aa30a23b", kill_on_drop: false }`
[INFO] [stdout] fc1c2b70ece6091919dc2d3596f3073014d9b3ba76a3058e86bd4042aa30a23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdf0e39d31b1b8c372d3650594d847ccc2613a0f9dadfd374c5e24f9e1f886f7
[INFO] running `Command { std: "docker" "start" "-a" "bdf0e39d31b1b8c372d3650594d847ccc2613a0f9dadfd374c5e24f9e1f886f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-989ba9ce9049208d)
[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" "bdf0e39d31b1b8c372d3650594d847ccc2613a0f9dadfd374c5e24f9e1f886f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf0e39d31b1b8c372d3650594d847ccc2613a0f9dadfd374c5e24f9e1f886f7", kill_on_drop: false }`
[INFO] [stdout] bdf0e39d31b1b8c372d3650594d847ccc2613a0f9dadfd374c5e24f9e1f886f7