[INFO] cloning repository https://github.com/jsonwg/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/jsonwg/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsonwg%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsonwg%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fba411f33f61c4ed797da16f65c6604cdeaebd3
[INFO] testing jsonwg/sudoku-solver against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsonwg%2Fsudoku-solver" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jsonwg/sudoku-solver on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jsonwg/sudoku-solver
[INFO] finished tweaking git repo https://github.com/jsonwg/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/jsonwg/sudoku-solver written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/jsonwg/sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fedc929b93f3280d72d37a0b081d216f9ec58031c533050ecd48f5958f2379fe
[INFO] running `Command { std: "docker" "start" "-a" "fedc929b93f3280d72d37a0b081d216f9ec58031c533050ecd48f5958f2379fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fedc929b93f3280d72d37a0b081d216f9ec58031c533050ecd48f5958f2379fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedc929b93f3280d72d37a0b081d216f9ec58031c533050ecd48f5958f2379fe", kill_on_drop: false }`
[INFO] [stdout] fedc929b93f3280d72d37a0b081d216f9ec58031c533050ecd48f5958f2379fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e296dff87ba039f2b2d9f6ede3e7aae91c0deb85e9d56715284f0e579dcc9e0
[INFO] running `Command { std: "docker" "start" "-a" "6e296dff87ba039f2b2d9f6ede3e7aae91c0deb85e9d56715284f0e579dcc9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "6e296dff87ba039f2b2d9f6ede3e7aae91c0deb85e9d56715284f0e579dcc9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e296dff87ba039f2b2d9f6ede3e7aae91c0deb85e9d56715284f0e579dcc9e0", kill_on_drop: false }`
[INFO] [stdout] 6e296dff87ba039f2b2d9f6ede3e7aae91c0deb85e9d56715284f0e579dcc9e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f21a23fa4eecc2b6297b98e735e3f1a6acaa27e2e11cad62cb0d5dc330bd6b91
[INFO] running `Command { std: "docker" "start" "-a" "f21a23fa4eecc2b6297b98e735e3f1a6acaa27e2e11cad62cb0d5dc330bd6b91", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f21a23fa4eecc2b6297b98e735e3f1a6acaa27e2e11cad62cb0d5dc330bd6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21a23fa4eecc2b6297b98e735e3f1a6acaa27e2e11cad62cb0d5dc330bd6b91", kill_on_drop: false }`
[INFO] [stdout] f21a23fa4eecc2b6297b98e735e3f1a6acaa27e2e11cad62cb0d5dc330bd6b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 22107055b6b1c89429af05e10814bb45e8d951983d3c803dcf1ec3274cb31c71
[INFO] running `Command { std: "docker" "start" "-a" "22107055b6b1c89429af05e10814bb45e8d951983d3c803dcf1ec3274cb31c71", 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_solver-8b7048dbc64fb5fc)
[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" "22107055b6b1c89429af05e10814bb45e8d951983d3c803dcf1ec3274cb31c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22107055b6b1c89429af05e10814bb45e8d951983d3c803dcf1ec3274cb31c71", kill_on_drop: false }`
[INFO] [stdout] 22107055b6b1c89429af05e10814bb45e8d951983d3c803dcf1ec3274cb31c71