Nov 16 10:22:58.122 INFO testing tomvidm/rust-sudoku-solver against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 10:22:58.122 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 10:22:58.386 INFO [stdout] 7bf0322a504f363d3b401b2e1d9f7fdcd4b8733d1b807d1d48ecddfeb2870628
Nov 16 10:22:58.392 INFO running `"docker" "start" "-a" "7bf0322a504f363d3b401b2e1d9f7fdcd4b8733d1b807d1d48ecddfeb2870628"`
Nov 16 10:22:59.020 INFO [stderr] usermod: no changes
Nov 16 10:22:59.099 INFO [stderr]    Compiling ryu v0.2.4
Nov 16 10:22:59.099 INFO [stderr]    Compiling serde v1.0.73
Nov 16 10:22:59.099 INFO [stderr]    Compiling syn v0.14.9
Nov 16 10:23:11.328 INFO [stderr]    Compiling serde_derive v1.0.73
Nov 16 10:23:19.808 INFO [stderr]    Compiling serde_json v1.0.26
Nov 16 10:23:32.995 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 16 10:23:33.292 INFO [stderr] warning: unused variable: `board`
Nov 16 10:23:33.292 INFO [stderr]   --> src/main.rs:10:9
Nov 16 10:23:33.293 INFO [stderr]    |
Nov 16 10:23:33.293 INFO [stderr] 10 |     let board = su::Board::new();
Nov 16 10:23:33.293 INFO [stderr]    |         ^^^^^ help: consider using `_board` instead
Nov 16 10:23:33.294 INFO [stderr]    |
Nov 16 10:23:33.294 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 10:23:33.294 INFO [stderr] 
Nov 16 10:23:33.295 INFO [stderr] warning: unused variable: `coord`
Nov 16 10:23:33.295 INFO [stderr]   --> src/su/board.rs:80:21
Nov 16 10:23:33.295 INFO [stderr]    |
Nov 16 10:23:33.296 INFO [stderr] 80 |                 let coord = Coord::new(r, c);
Nov 16 10:23:33.296 INFO [stderr]    |                     ^^^^^ help: consider using `_coord` instead
Nov 16 10:23:33.296 INFO [stderr] 
Nov 16 10:23:33.297 INFO [stderr] warning: unused variable: `old_entry`
Nov 16 10:23:33.297 INFO [stderr]    --> src/su/board.rs:174:17
Nov 16 10:23:33.297 INFO [stderr]     |
Nov 16 10:23:33.298 INFO [stderr] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
Nov 16 10:23:33.298 INFO [stderr]     |                 ^^^^^^^^^ help: consider using `_old_entry` instead
Nov 16 10:23:33.298 INFO [stderr] 
Nov 16 10:23:33.299 INFO [stderr] warning: unused variable: `raw_board_struct`
Nov 16 10:23:33.299 INFO [stderr]   --> src/su/sugame.rs:31:13
Nov 16 10:23:33.299 INFO [stderr]    |
Nov 16 10:23:33.300 INFO [stderr] 31 |         let raw_board_struct = raw_board.clone();
Nov 16 10:23:33.300 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_raw_board_struct` instead
Nov 16 10:23:33.300 INFO [stderr] 
Nov 16 10:23:33.335 INFO [stderr] warning: field is never used: `data`
Nov 16 10:23:33.336 INFO [stderr]  --> src/su/sugame.rs:9:5
Nov 16 10:23:33.336 INFO [stderr]   |
Nov 16 10:23:33.336 INFO [stderr] 9 |     data: [[i8; 9]; 9]
Nov 16 10:23:33.337 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 16 10:23:33.337 INFO [stderr]   |
Nov 16 10:23:33.337 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 10:23:33.338 INFO [stderr] 
Nov 16 10:23:33.338 INFO [stderr] warning: struct is never constructed: `Game`
Nov 16 10:23:33.339 INFO [stderr]   --> src/su/sugame.rs:12:1
Nov 16 10:23:33.339 INFO [stderr]    |
Nov 16 10:23:33.339 INFO [stderr] 12 | pub struct Game {
Nov 16 10:23:33.339 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 16 10:23:33.340 INFO [stderr] 
Nov 16 10:23:33.340 INFO [stderr] warning: method is never used: `test_game`
Nov 16 10:23:33.341 INFO [stderr]   --> src/su/sugame.rs:17:5
Nov 16 10:23:33.341 INFO [stderr]    |
Nov 16 10:23:33.341 INFO [stderr] 17 |     fn test_game() -> Option<Game> {
Nov 16 10:23:33.342 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 10:23:33.342 INFO [stderr] 
Nov 16 10:23:33.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.76s
Nov 16 10:23:33.823 INFO [stderr] su: No module specific data is present
Nov 16 10:23:34.558 INFO running `"docker" "inspect" "7bf0322a504f363d3b401b2e1d9f7fdcd4b8733d1b807d1d48ecddfeb2870628"`
Nov 16 10:23:34.909 INFO running `"docker" "rm" "-f" "7bf0322a504f363d3b401b2e1d9f7fdcd4b8733d1b807d1d48ecddfeb2870628"`
Nov 16 10:23:35.179 INFO [stdout] 7bf0322a504f363d3b401b2e1d9f7fdcd4b8733d1b807d1d48ecddfeb2870628
Nov 16 10:23:35.189 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 10:23:35.706 INFO [stdout] 0bf16ba30b548480b821cdb8ea081d8e0d72b73f725e3ca477b3824387f73d6f
Nov 16 10:23:35.708 INFO running `"docker" "start" "-a" "0bf16ba30b548480b821cdb8ea081d8e0d72b73f725e3ca477b3824387f73d6f"`
Nov 16 10:23:37.699 INFO [stderr] usermod: no changes
Nov 16 10:23:37.795 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `board`
Nov 16 10:23:38.183 INFO [stderr]   --> src/main.rs:10:9
Nov 16 10:23:38.183 INFO [stderr]    |
Nov 16 10:23:38.183 INFO [stderr] 10 |     let board = su::Board::new();
Nov 16 10:23:38.183 INFO [stderr]    |         ^^^^^ help: consider using `_board` instead
Nov 16 10:23:38.183 INFO [stderr]    |
Nov 16 10:23:38.183 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 10:23:38.183 INFO [stderr] 
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `board`
Nov 16 10:23:38.183 INFO [stderr]    --> src/su/board.rs:205:13
Nov 16 10:23:38.183 INFO [stderr]     |
Nov 16 10:23:38.183 INFO [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
Nov 16 10:23:38.183 INFO [stderr]     |             ^^^^^ help: consider using `_board` instead
Nov 16 10:23:38.183 INFO [stderr] 
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `game`
Nov 16 10:23:38.183 INFO [stderr]   --> src/su/sugame.rs:49:9
Nov 16 10:23:38.183 INFO [stderr]    |
Nov 16 10:23:38.183 INFO [stderr] 49 |     let game = Game::test_game();
Nov 16 10:23:38.183 INFO [stderr]    |         ^^^^ help: consider using `_game` instead
Nov 16 10:23:38.183 INFO [stderr] 
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `coord`
Nov 16 10:23:38.183 INFO [stderr]   --> src/su/board.rs:80:21
Nov 16 10:23:38.183 INFO [stderr]    |
Nov 16 10:23:38.183 INFO [stderr] 80 |                 let coord = Coord::new(r, c);
Nov 16 10:23:38.183 INFO [stderr]    |                     ^^^^^ help: consider using `_coord` instead
Nov 16 10:23:38.183 INFO [stderr] 
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `old_entry`
Nov 16 10:23:38.183 INFO [stderr]    --> src/su/board.rs:174:17
Nov 16 10:23:38.183 INFO [stderr]     |
Nov 16 10:23:38.183 INFO [stderr] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
Nov 16 10:23:38.183 INFO [stderr]     |                 ^^^^^^^^^ help: consider using `_old_entry` instead
Nov 16 10:23:38.183 INFO [stderr] 
Nov 16 10:23:38.183 INFO [stderr] warning: unused variable: `raw_board_struct`
Nov 16 10:23:38.184 INFO [stderr]   --> src/su/sugame.rs:31:13
Nov 16 10:23:38.184 INFO [stderr]    |
Nov 16 10:23:38.184 INFO [stderr] 31 |         let raw_board_struct = raw_board.clone();
Nov 16 10:23:38.184 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_raw_board_struct` instead
Nov 16 10:23:38.184 INFO [stderr] 
Nov 16 10:23:38.195 INFO [stderr] warning: variable does not need to be mutable
Nov 16 10:23:38.195 INFO [stderr]    --> src/su/board.rs:205:9
Nov 16 10:23:38.195 INFO [stderr]     |
Nov 16 10:23:38.195 INFO [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
Nov 16 10:23:38.195 INFO [stderr]     |         ----^^^^^
Nov 16 10:23:38.195 INFO [stderr]     |         |
Nov 16 10:23:38.195 INFO [stderr]     |         help: remove this `mut`
Nov 16 10:23:38.195 INFO [stderr]     |
Nov 16 10:23:38.195 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 16 10:23:38.195 INFO [stderr] 
Nov 16 10:23:38.222 INFO [stderr] warning: field is never used: `data`
Nov 16 10:23:38.222 INFO [stderr]  --> src/su/sugame.rs:9:5
Nov 16 10:23:38.222 INFO [stderr]   |
Nov 16 10:23:38.222 INFO [stderr] 9 |     data: [[i8; 9]; 9]
Nov 16 10:23:38.222 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 16 10:23:38.222 INFO [stderr]   |
Nov 16 10:23:38.224 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 16 10:23:38.224 INFO [stderr] 
Nov 16 10:23:38.224 INFO [stderr] warning: field is never used: `board`
Nov 16 10:23:38.224 INFO [stderr]   --> src/su/sugame.rs:13:5
Nov 16 10:23:38.224 INFO [stderr]    |
Nov 16 10:23:38.224 INFO [stderr] 13 |     board: Board,
Nov 16 10:23:38.224 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 16 10:23:38.224 INFO [stderr] 
Nov 16 10:23:38.909 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Nov 16 10:23:38.914 INFO [stderr] su: No module specific data is present
Nov 16 10:23:40.276 INFO running `"docker" "inspect" "0bf16ba30b548480b821cdb8ea081d8e0d72b73f725e3ca477b3824387f73d6f"`
Nov 16 10:23:40.673 INFO running `"docker" "rm" "-f" "0bf16ba30b548480b821cdb8ea081d8e0d72b73f725e3ca477b3824387f73d6f"`
Nov 16 10:23:41.011 INFO [stdout] 0bf16ba30b548480b821cdb8ea081d8e0d72b73f725e3ca477b3824387f73d6f