[INFO] fetching crate zero-alloc-sudoku 1.0.0...
[INFO] testing zero-alloc-sudoku-1.0.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate zero-alloc-sudoku 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate zero-alloc-sudoku 1.0.0
[INFO] finished tweaking crates.io crate zero-alloc-sudoku 1.0.0
[INFO] tweaked toml for crates.io crate zero-alloc-sudoku 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zero-alloc-sudoku 1.0.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zero-alloc-sudoku 1.0.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2
[INFO] running `Command { std: "docker" "start" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero-alloc-sudoku v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero-alloc-sudoku v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku-5d3c35467e494313)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::l1_row_col_box_partition_is_consistent ... ok
[INFO] [stdout] test tests::l1_full_mask_is_9_bit_all_ones ... ok
[INFO] [stdout] test tests::l1_row_table_is_correct ... ok
[INFO] [stdout] test tests::l1_box_table_is_correct ... ok
[INFO] [stdout] test tests::l2_parse_error_variants ... ok
[INFO] [stdout] test tests::l2_rejects_col_duplicate ... ok
[INFO] [stdout] test tests::l2_rejects_box_duplicate ... ok
[INFO] [stdout] test tests::l2_rejects_row_duplicate ... ok
[INFO] [stdout] test tests::l2_accepts_all_zeros ... ok
[INFO] [stdout] test tests::l2_rejects_wrong_length ... ok
[INFO] [stdout] test tests::l4_already_solved_board_returns_true ... ok
[INFO] [stdout] test tests::l4_bitboard_consistent_after_parse ... ok
[INFO] [stdout] test tests::l3_al_escargot_solution_is_valid ... ok
[INFO] [stdout] test tests::l4_bitboard_consistent_after_solve ... ok
[INFO] [stdout] test tests::l1_col_table_is_correct ... ok
[INFO] [stdout] test tests::l3_platinum_blonde_solution_is_valid ... ok
[INFO] [stdout] test tests::l4_solve_is_deterministic ... ok
[INFO] [stdout] test tests::l4_unsolvable_board_returns_false_and_preserves_clues ... ok
[INFO] [stdout] test tests::l4_default_is_empty_board ... ok
[INFO] [stdout] test tests::l4_display_round_trips ... ok
[INFO] [stdout] test tests::l3_hardest_2012_solution_is_valid ... ok
[INFO] [stdout] test tests::l5_batch_hard_puzzles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_solver-0a9be7c47c137cbb)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests sudoku
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - Sudoku (line 147) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::cells (line 214) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 163) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 506) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::from_str (line 419) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 470) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::is_solved (line 230) ... ok
[INFO] [stdout] test src/lib.rs - ParseError (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::get (line 253) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::to_digit_string (line 376) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::solve (line 279) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::from_string (line 195) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2", kill_on_drop: false }`
[INFO] [stdout] 71df83b230a88776dc0bbef0d623d91d460c973b7d0462871ce309e21a6756e2
