[INFO] cloning repository https://github.com/vblanes/rust_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/vblanes/rust_sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvblanes%2Frust_sudoku_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvblanes%2Frust_sudoku_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72fef14ffd3b2aedbb290b76c6234938fb8e093e
[INFO] testing vblanes/rust_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%2Fvblanes%2Frust_sudoku_solver" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vblanes/rust_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/vblanes/rust_sudoku_solver
[INFO] finished tweaking git repo https://github.com/vblanes/rust_sudoku_solver
[INFO] tweaked toml for git repo https://github.com/vblanes/rust_sudoku_solver written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/vblanes/rust_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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] e1f3805a643c9b83c21c0ae7876a11722c87aa27d313fa5e272fe64e3b18a9cf
[INFO] running `Command { std: "docker" "start" "-a" "e1f3805a643c9b83c21c0ae7876a11722c87aa27d313fa5e272fe64e3b18a9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f3805a643c9b83c21c0ae7876a11722c87aa27d313fa5e272fe64e3b18a9cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f3805a643c9b83c21c0ae7876a11722c87aa27d313fa5e272fe64e3b18a9cf", kill_on_drop: false }`
[INFO] [stdout] e1f3805a643c9b83c21c0ae7876a11722c87aa27d313fa5e272fe64e3b18a9cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] ef79bcea1283310ce9a42e94026486f3fe39a78936dec171affae4ea58510750
[INFO] running `Command { std: "docker" "start" "-a" "ef79bcea1283310ce9a42e94026486f3fe39a78936dec171affae4ea58510750", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "ef79bcea1283310ce9a42e94026486f3fe39a78936dec171affae4ea58510750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef79bcea1283310ce9a42e94026486f3fe39a78936dec171affae4ea58510750", kill_on_drop: false }`
[INFO] [stdout] ef79bcea1283310ce9a42e94026486f3fe39a78936dec171affae4ea58510750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] e3023ad0d4f8940f62961c24b5fe30440afcaf6e5a7289bf85e377c0f842efde
[INFO] running `Command { std: "docker" "start" "-a" "e3023ad0d4f8940f62961c24b5fe30440afcaf6e5a7289bf85e377c0f842efde", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokusolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e3023ad0d4f8940f62961c24b5fe30440afcaf6e5a7289bf85e377c0f842efde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3023ad0d4f8940f62961c24b5fe30440afcaf6e5a7289bf85e377c0f842efde", kill_on_drop: false }`
[INFO] [stdout] e3023ad0d4f8940f62961c24b5fe30440afcaf6e5a7289bf85e377c0f842efde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 56f11c4f4c87b10dd0a5a4a5f5ce4729929a1d3bf0d5da2fdd7701e37f75c902
[INFO] running `Command { std: "docker" "start" "-a" "56f11c4f4c87b10dd0a5a4a5f5ce4729929a1d3bf0d5da2fdd7701e37f75c902", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudokusolver-8dac0fe56183aca2)
[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" "56f11c4f4c87b10dd0a5a4a5f5ce4729929a1d3bf0d5da2fdd7701e37f75c902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f11c4f4c87b10dd0a5a4a5f5ce4729929a1d3bf0d5da2fdd7701e37f75c902", kill_on_drop: false }`
[INFO] [stdout] 56f11c4f4c87b10dd0a5a4a5f5ce4729929a1d3bf0d5da2fdd7701e37f75c902