Nov 30 22:57:10.148 INFO testing tomvidm/rust-sudoku-solver against 1.30.1 for beta-1.31-5
Nov 30 22:57:10.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 22:57:10.439 INFO [stdout] f0d0caf0c646f58e48391776f25407cb075578c52d76979c81192190be8542c9
Nov 30 22:57:10.445 INFO running `"docker" "start" "-a" "f0d0caf0c646f58e48391776f25407cb075578c52d76979c81192190be8542c9"`
Nov 30 22:57:11.523 INFO [stderr] usermod: no changes
Nov 30 22:57:11.619 INFO [stderr]    Compiling serde v1.0.73
Nov 30 22:57:11.619 INFO [stderr]    Compiling serde_derive v1.0.73
Nov 30 22:57:31.499 INFO [stderr]    Compiling serde_json v1.0.26
Nov 30 22:57:35.559 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 30 22:57:35.999 INFO [stderr] warning: unused variable: `board`
Nov 30 22:57:35.999 INFO [stderr]   --> src/main.rs:10:9
Nov 30 22:57:35.999 INFO [stderr]    |
Nov 30 22:57:35.999 INFO [stderr] 10 |     let board = su::Board::new();
Nov 30 22:57:35.999 INFO [stderr]    |         ^^^^^ help: consider using `_board` instead
Nov 30 22:57:35.999 INFO [stderr]    |
Nov 30 22:57:35.999 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 22:57:35.999 INFO [stderr] 
Nov 30 22:57:35.999 INFO [stderr] warning: unused variable: `coord`
Nov 30 22:57:35.999 INFO [stderr]   --> src/su/board.rs:80:21
Nov 30 22:57:35.999 INFO [stderr]    |
Nov 30 22:57:35.999 INFO [stderr] 80 |                 let coord = Coord::new(r, c);
Nov 30 22:57:35.999 INFO [stderr]    |                     ^^^^^ help: consider using `_coord` instead
Nov 30 22:57:35.999 INFO [stderr] 
Nov 30 22:57:35.999 INFO [stderr] warning: unused variable: `old_entry`
Nov 30 22:57:35.999 INFO [stderr]    --> src/su/board.rs:174:17
Nov 30 22:57:35.999 INFO [stderr]     |
Nov 30 22:57:35.999 INFO [stderr] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
Nov 30 22:57:35.999 INFO [stderr]     |                 ^^^^^^^^^ help: consider using `_old_entry` instead
Nov 30 22:57:35.999 INFO [stderr] 
Nov 30 22:57:35.999 INFO [stderr] warning: unused variable: `raw_board_struct`
Nov 30 22:57:35.999 INFO [stderr]   --> src/su/sugame.rs:31:13
Nov 30 22:57:35.999 INFO [stderr]    |
Nov 30 22:57:35.999 INFO [stderr] 31 |         let raw_board_struct = raw_board.clone();
Nov 30 22:57:35.999 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_raw_board_struct` instead
Nov 30 22:57:35.999 INFO [stderr] 
Nov 30 22:57:36.031 INFO [stderr] warning: field is never used: `data`
Nov 30 22:57:36.031 INFO [stderr]  --> src/su/sugame.rs:9:5
Nov 30 22:57:36.031 INFO [stderr]   |
Nov 30 22:57:36.031 INFO [stderr] 9 |     data: [[i8; 9]; 9]
Nov 30 22:57:36.031 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 30 22:57:36.031 INFO [stderr]   |
Nov 30 22:57:36.031 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 22:57:36.031 INFO [stderr] 
Nov 30 22:57:36.031 INFO [stderr] warning: struct is never constructed: `Game`
Nov 30 22:57:36.031 INFO [stderr]   --> src/su/sugame.rs:12:1
Nov 30 22:57:36.031 INFO [stderr]    |
Nov 30 22:57:36.031 INFO [stderr] 12 | pub struct Game {
Nov 30 22:57:36.031 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 22:57:36.031 INFO [stderr] 
Nov 30 22:57:36.031 INFO [stderr] warning: method is never used: `test_game`
Nov 30 22:57:36.031 INFO [stderr]   --> src/su/sugame.rs:17:5
Nov 30 22:57:36.031 INFO [stderr]    |
Nov 30 22:57:36.031 INFO [stderr] 17 |     fn test_game() -> Option<Game> {
Nov 30 22:57:36.031 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 22:57:36.031 INFO [stderr] 
Nov 30 22:57:36.466 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.91s
Nov 30 22:57:36.467 INFO [stderr] su: No module specific data is present
Nov 30 22:57:37.167 INFO running `"docker" "inspect" "f0d0caf0c646f58e48391776f25407cb075578c52d76979c81192190be8542c9"`
Nov 30 22:57:37.516 INFO running `"docker" "rm" "-f" "f0d0caf0c646f58e48391776f25407cb075578c52d76979c81192190be8542c9"`
Nov 30 22:57:37.838 INFO [stdout] f0d0caf0c646f58e48391776f25407cb075578c52d76979c81192190be8542c9
Nov 30 22:57:37.843 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 22:57:38.217 INFO [stdout] 0a59dcaa8376b79e952c0832bb50022c686a6a3c1a5046fda788c2a61d947056
Nov 30 22:57:38.218 INFO running `"docker" "start" "-a" "0a59dcaa8376b79e952c0832bb50022c686a6a3c1a5046fda788c2a61d947056"`
Nov 30 22:57:39.639 INFO [stderr] usermod: no changes
Nov 30 22:57:39.692 INFO [stderr]    Compiling sudoku v0.1.0 (/source)
Nov 30 22:57:40.079 INFO [stderr] warning: unused variable: `board`
Nov 30 22:57:40.079 INFO [stderr]   --> src/main.rs:10:9
Nov 30 22:57:40.079 INFO [stderr]    |
Nov 30 22:57:40.080 INFO [stderr] 10 |     let board = su::Board::new();
Nov 30 22:57:40.080 INFO [stderr]    |         ^^^^^ help: consider using `_board` instead
Nov 30 22:57:40.081 INFO [stderr]    |
Nov 30 22:57:40.081 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 22:57:40.081 INFO [stderr] 
Nov 30 22:57:40.082 INFO [stderr] warning: unused variable: `board`
Nov 30 22:57:40.082 INFO [stderr]    --> src/su/board.rs:205:13
Nov 30 22:57:40.082 INFO [stderr]     |
Nov 30 22:57:40.082 INFO [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
Nov 30 22:57:40.083 INFO [stderr]     |             ^^^^^ help: consider using `_board` instead
Nov 30 22:57:40.083 INFO [stderr] 
Nov 30 22:57:40.083 INFO [stderr] warning: unused variable: `game`
Nov 30 22:57:40.084 INFO [stderr]   --> src/su/sugame.rs:49:9
Nov 30 22:57:40.084 INFO [stderr]    |
Nov 30 22:57:40.085 INFO [stderr] 49 |     let game = Game::test_game();
Nov 30 22:57:40.085 INFO [stderr]    |         ^^^^ help: consider using `_game` instead
Nov 30 22:57:40.085 INFO [stderr] 
Nov 30 22:57:40.086 INFO [stderr] warning: unused variable: `coord`
Nov 30 22:57:40.086 INFO [stderr]   --> src/su/board.rs:80:21
Nov 30 22:57:40.087 INFO [stderr]    |
Nov 30 22:57:40.087 INFO [stderr] 80 |                 let coord = Coord::new(r, c);
Nov 30 22:57:40.087 INFO [stderr]    |                     ^^^^^ help: consider using `_coord` instead
Nov 30 22:57:40.088 INFO [stderr] 
Nov 30 22:57:40.088 INFO [stderr] warning: unused variable: `old_entry`
Nov 30 22:57:40.088 INFO [stderr]    --> src/su/board.rs:174:17
Nov 30 22:57:40.089 INFO [stderr]     |
Nov 30 22:57:40.089 INFO [stderr] 174 |             let old_entry = Move::new_from_coord_and_value(coord, old_value);
Nov 30 22:57:40.089 INFO [stderr]     |                 ^^^^^^^^^ help: consider using `_old_entry` instead
Nov 30 22:57:40.089 INFO [stderr] 
Nov 30 22:57:40.090 INFO [stderr] warning: unused variable: `raw_board_struct`
Nov 30 22:57:40.090 INFO [stderr]   --> src/su/sugame.rs:31:13
Nov 30 22:57:40.090 INFO [stderr]    |
Nov 30 22:57:40.090 INFO [stderr] 31 |         let raw_board_struct = raw_board.clone();
Nov 30 22:57:40.095 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_raw_board_struct` instead
Nov 30 22:57:40.095 INFO [stderr] 
Nov 30 22:57:40.095 INFO [stderr] warning: variable does not need to be mutable
Nov 30 22:57:40.096 INFO [stderr]    --> src/su/board.rs:205:9
Nov 30 22:57:40.096 INFO [stderr]     |
Nov 30 22:57:40.096 INFO [stderr] 205 |     let mut board = Board::new_from_array(valid_raw_board);
Nov 30 22:57:40.096 INFO [stderr]     |         ----^^^^^
Nov 30 22:57:40.097 INFO [stderr]     |         |
Nov 30 22:57:40.097 INFO [stderr]     |         help: remove this `mut`
Nov 30 22:57:40.097 INFO [stderr]     |
Nov 30 22:57:40.098 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 22:57:40.098 INFO [stderr] 
Nov 30 22:57:40.151 INFO [stderr] warning: field is never used: `data`
Nov 30 22:57:40.151 INFO [stderr]  --> src/su/sugame.rs:9:5
Nov 30 22:57:40.152 INFO [stderr]   |
Nov 30 22:57:40.152 INFO [stderr] 9 |     data: [[i8; 9]; 9]
Nov 30 22:57:40.152 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 30 22:57:40.153 INFO [stderr]   |
Nov 30 22:57:40.153 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 22:57:40.153 INFO [stderr] 
Nov 30 22:57:40.154 INFO [stderr] warning: field is never used: `board`
Nov 30 22:57:40.154 INFO [stderr]   --> src/su/sugame.rs:13:5
Nov 30 22:57:40.154 INFO [stderr]    |
Nov 30 22:57:40.155 INFO [stderr] 13 |     board: Board,
Nov 30 22:57:40.155 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 30 22:57:40.155 INFO [stderr] 
Nov 30 22:57:41.081 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Nov 30 22:57:41.087 INFO [stderr] su: No module specific data is present
Nov 30 22:57:41.943 INFO running `"docker" "inspect" "0a59dcaa8376b79e952c0832bb50022c686a6a3c1a5046fda788c2a61d947056"`
Nov 30 22:57:42.257 INFO running `"docker" "rm" "-f" "0a59dcaa8376b79e952c0832bb50022c686a6a3c1a5046fda788c2a61d947056"`
Nov 30 22:57:42.559 INFO [stdout] 0a59dcaa8376b79e952c0832bb50022c686a6a3c1a5046fda788c2a61d947056
