[INFO] cloning repository https://github.com/MathiasAugustesen/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/MathiasAugustesen/sudoku_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasAugustesen%2Fsudoku_solver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasAugustesen%2Fsudoku_solver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f70263c93ca5451ac730b5becf036f1a4a90a18b [INFO] testing MathiasAugustesen/sudoku_solver against beta-2025-09-21 for beta-1.91-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMathiasAugustesen%2Fsudoku_solver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/MathiasAugustesen/sudoku_solver [INFO] finished tweaking git repo https://github.com/MathiasAugustesen/sudoku_solver [INFO] tweaked toml for git repo https://github.com/MathiasAugustesen/sudoku_solver written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/MathiasAugustesen/sudoku_solver on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/MathiasAugustesen/sudoku_solver already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.9.15 [INFO] [stderr] Downloaded serde_derive v1.0.192 [INFO] [stderr] Downloaded textwrap v0.16.0 [INFO] [stderr] Downloaded plotters-backend v0.3.5 [INFO] [stderr] Downloaded serde v1.0.192 [INFO] [stderr] Downloaded plotters-svg v0.3.5 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.88 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.88 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.88 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.88 [INFO] [stderr] Downloaded web-sys v0.3.65 [INFO] [stderr] Downloaded rayon-core v1.12.0 [INFO] [stderr] Downloaded rayon v1.8.0 [INFO] [stderr] Downloaded plotters v0.3.5 [INFO] [stderr] Downloaded criterion v0.4.0 [INFO] [stderr] Downloaded js-sys v0.3.65 [INFO] [stderr] Downloaded wasm-bindgen v0.2.88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 506ce7c3f4a6d00435fb4b7fdeb4cc2ccafb1c3c8341706ff5fb713901fa4570 [INFO] running `Command { std: "docker" "start" "-a" "506ce7c3f4a6d00435fb4b7fdeb4cc2ccafb1c3c8341706ff5fb713901fa4570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "506ce7c3f4a6d00435fb4b7fdeb4cc2ccafb1c3c8341706ff5fb713901fa4570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "506ce7c3f4a6d00435fb4b7fdeb4cc2ccafb1c3c8341706ff5fb713901fa4570", kill_on_drop: false }` [INFO] [stdout] 506ce7c3f4a6d00435fb4b7fdeb4cc2ccafb1c3c8341706ff5fb713901fa4570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd6c09353c5c44f5af4f36a0f0a898cecfbde7b829851f5ecb850c806a000130 [INFO] running `Command { std: "docker" "start" "-a" "cd6c09353c5c44f5af4f36a0f0a898cecfbde7b829851f5ecb850c806a000130", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "cd6c09353c5c44f5af4f36a0f0a898cecfbde7b829851f5ecb850c806a000130", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd6c09353c5c44f5af4f36a0f0a898cecfbde7b829851f5ecb850c806a000130", kill_on_drop: false }` [INFO] [stdout] cd6c09353c5c44f5af4f36a0f0a898cecfbde7b829851f5ecb850c806a000130 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3b1b52e449abe9592e225587cb7e929a32b0243d41d387b318837b2312bac7c [INFO] running `Command { std: "docker" "start" "-a" "b3b1b52e449abe9592e225587cb7e929a32b0243d41d387b318837b2312bac7c", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling ciborium-io v0.2.1 [INFO] [stderr] Compiling plotters-backend v0.3.5 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling walkdir v2.4.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling ciborium-ll v0.2.1 [INFO] [stderr] Compiling plotters-svg v0.3.5 [INFO] [stderr] Compiling plotters v0.3.5 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling rayon v1.8.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling ciborium v0.2.1 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stderr] Compiling sudoku_solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 27.43s [INFO] running `Command { std: "docker" "inspect" "b3b1b52e449abe9592e225587cb7e929a32b0243d41d387b318837b2312bac7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3b1b52e449abe9592e225587cb7e929a32b0243d41d387b318837b2312bac7c", kill_on_drop: false }` [INFO] [stdout] b3b1b52e449abe9592e225587cb7e929a32b0243d41d387b318837b2312bac7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7708674f5a08d6e25d18f8466adfc8a72d27a05473ce1a4329494194d0b4f8c4 [INFO] running `Command { std: "docker" "start" "-a" "7708674f5a08d6e25d18f8466adfc8a72d27a05473ce1a4329494194d0b4f8c4", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku_solver-8ee906f4f9352115) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test sudoku_grid::tests::getting_col_for_index_14_gives_correct_values ... ok [INFO] [stdout] test sudoku_grid::tests::getting_block_for_index_35_gives_correct_values ... ok [INFO] [stdout] test sudoku_grid::tests::getting_row_for_index_47_gives_correct_values ... ok [INFO] [stdout] test sudoku_grid::tests::setting_62nd_square_updates_all_states ... ok [INFO] [stdout] test sudoku_grid::tests::setting_first_square_updates_all_states ... ok [INFO] [stdout] test sudoku_grid::tests::undo_move_returns_board_to_previous_position ... ok [INFO] [stdout] test sudoku_solver::tests::solver_solves_sudoku_with_one_missing_in_each_direction ... ok [INFO] [stdout] test sudoku_solver::tests::solver_solves_sudoku_with_multiple_numbers_missing_in_each_direction ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/solver_test.rs (/opt/rustwide/target/debug/deps/solver_test-ea73b534f386aa5f) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::medium_sudokus_are_solved ... ok [INFO] [stdout] test tests::hard_sudokus_are_solved ... ok [INFO] [stderr] Doc-tests sudoku_solver [INFO] [stdout] test tests::diabolical_sudokus_are_solved ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 29.98s [INFO] [stdout] [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" "7708674f5a08d6e25d18f8466adfc8a72d27a05473ce1a4329494194d0b4f8c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7708674f5a08d6e25d18f8466adfc8a72d27a05473ce1a4329494194d0b4f8c4", kill_on_drop: false }` [INFO] [stdout] 7708674f5a08d6e25d18f8466adfc8a72d27a05473ce1a4329494194d0b4f8c4