[INFO] fetching crate zero-alloc-sudoku 1.0.0...
[INFO] testing zero-alloc-sudoku-1.0.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate zero-alloc-sudoku 1.0.0 into /workspace/builds/worker-1-tc2/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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zero-alloc-sudoku 1.0.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |              ---------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zero-alloc-sudoku` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a
[INFO] running `Command { std: "docker" "start" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", 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" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", 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" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |              ---------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zero-alloc-sudoku` (manifest) generated 1 warning
[INFO] [stderr]    Compiling zero-alloc-sudoku v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", 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" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |              ---------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zero-alloc-sudoku` (manifest) generated 1 warning
[INFO] [stderr]    Compiling zero-alloc-sudoku v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 14.22s
[INFO] running `Command { std: "docker" "inspect" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", 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" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | homepage = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 | repository = "https://github.com/nzengi/zero-alloc-sudoku"
[INFO] [stderr]    |              ---------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zero-alloc-sudoku` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/zero-alloc-sudoku/8a018c86c89b9e87/out/sudoku-8a018c86c89b9e87)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::l1_col_table_is_correct ... ok
[INFO] [stdout] test tests::l1_full_mask_is_9_bit_all_ones ... ok
[INFO] [stdout] test tests::l2_parse_error_variants ... ok
[INFO] [stdout] test tests::l1_row_table_is_correct ... ok
[INFO] [stdout] test tests::l2_accepts_all_zeros ... ok
[INFO] [stdout] test tests::l3_al_escargot_solution_is_valid ... ok
[INFO] [stdout] test tests::l4_bitboard_consistent_after_parse ... ok
[INFO] [stdout] test tests::l4_default_is_empty_board ... ok
[INFO] [stdout] test tests::l4_display_round_trips ... ok
[INFO] [stdout] test tests::l1_row_col_box_partition_is_consistent ... ok
[INFO] [stdout] test tests::l2_rejects_box_duplicate ... ok
[INFO] [stdout] test tests::l2_rejects_row_duplicate ... ok
[INFO] [stdout] test tests::l4_unsolvable_board_returns_false_and_preserves_clues ... ok
[INFO] [stdout] test tests::l2_rejects_col_duplicate ... ok
[INFO] [stdout] test tests::l3_hardest_2012_solution_is_valid ... ok
[INFO] [stdout] test tests::l1_box_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::l5_batch_hard_puzzles ... 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_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/build/zero-alloc-sudoku/a00429ac71319c32/out/sudoku_solver-a00429ac71319c32)
[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] [stderr]    Doc-tests sudoku
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - Sudoku::cells (line 214) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... FAILED
[INFO] [stdout] test src/lib.rs - Sudoku::to_digit_string (line 376) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::get (line 253) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::solve (line 279) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 470) ... ok
[INFO] [stdout] test src/lib.rs - ParseError (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::from_str (line 419) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 147) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 506) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku (line 163) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::is_solved (line 230) ... ok
[INFO] [stdout] test src/lib.rs - Sudoku::from_string (line 195) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 24) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 24)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 17.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a", kill_on_drop: false }`
[INFO] [stdout] 27a5d22143abe08b0e6226215e838d8de1d364df8e71bd47b2a2662c7606723a
