[INFO] cloning repository https://github.com/ZanAlex/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/ZanAlex/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZanAlex%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZanAlex%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a58bb364c9d1c87f369a1335bfb3eba1368d7e0
[INFO] testing ZanAlex/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%2FZanAlex%2Fsudoku-solver" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZanAlex/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/ZanAlex/sudoku-solver
[INFO] finished tweaking git repo https://github.com/ZanAlex/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/ZanAlex/sudoku-solver written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/ZanAlex/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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 9888892cc954d2bf4d3ab5b72f620d6ab578d05d4c0871c8598de31685db56fd
[INFO] running `Command { std: "docker" "start" "-a" "9888892cc954d2bf4d3ab5b72f620d6ab578d05d4c0871c8598de31685db56fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9888892cc954d2bf4d3ab5b72f620d6ab578d05d4c0871c8598de31685db56fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9888892cc954d2bf4d3ab5b72f620d6ab578d05d4c0871c8598de31685db56fd", kill_on_drop: false }`
[INFO] [stdout] 9888892cc954d2bf4d3ab5b72f620d6ab578d05d4c0871c8598de31685db56fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] fa27d0e3a86bdc6c97620fb22e06870bf2c752e94a95eeb4df514103d874a6bc
[INFO] running `Command { std: "docker" "start" "-a" "fa27d0e3a86bdc6c97620fb22e06870bf2c752e94a95eeb4df514103d874a6bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "fa27d0e3a86bdc6c97620fb22e06870bf2c752e94a95eeb4df514103d874a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa27d0e3a86bdc6c97620fb22e06870bf2c752e94a95eeb4df514103d874a6bc", kill_on_drop: false }`
[INFO] [stdout] fa27d0e3a86bdc6c97620fb22e06870bf2c752e94a95eeb4df514103d874a6bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 2513ae1c75e0b26615d619d37a8a32ac5d8955dfd5fb208ca7c8d31a9754f3ae
[INFO] running `Command { std: "docker" "start" "-a" "2513ae1c75e0b26615d619d37a8a32ac5d8955dfd5fb208ca7c8d31a9754f3ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "2513ae1c75e0b26615d619d37a8a32ac5d8955dfd5fb208ca7c8d31a9754f3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2513ae1c75e0b26615d619d37a8a32ac5d8955dfd5fb208ca7c8d31a9754f3ae", kill_on_drop: false }`
[INFO] [stdout] 2513ae1c75e0b26615d619d37a8a32ac5d8955dfd5fb208ca7c8d31a9754f3ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] f1f13842a6ee58d0d68f0c1f2f8765d7d5ecaff170d51fde8f79dbad196e159c
[INFO] running `Command { std: "docker" "start" "-a" "f1f13842a6ee58d0d68f0c1f2f8765d7d5ecaff170d51fde8f79dbad196e159c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_solver-8cf6c7ba6fd86da3)
[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" "f1f13842a6ee58d0d68f0c1f2f8765d7d5ecaff170d51fde8f79dbad196e159c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f13842a6ee58d0d68f0c1f2f8765d7d5ecaff170d51fde8f79dbad196e159c", kill_on_drop: false }`
[INFO] [stdout] f1f13842a6ee58d0d68f0c1f2f8765d7d5ecaff170d51fde8f79dbad196e159c