[INFO] crate sudoku 0.7.0 is already in cache [INFO] testing sudoku-0.7.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate sudoku 0.7.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate sudoku 0.7.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate sudoku 0.7.0 [INFO] finished tweaking crates.io crate sudoku 0.7.0 [INFO] tweaked toml for crates.io crate sudoku 0.7.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stdout] e05da0d346f5cb92492b02270bc6aa195fe7faf77e950a72920c5761635d7654 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e05da0d346f5cb92492b02270bc6aa195fe7faf77e950a72920c5761635d7654"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling sudoku v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/generator.rs:49:18 [INFO] [stderr] | [INFO] [stderr] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/strategy/solver.rs:324:6 [INFO] [stderr] | [INFO] [stderr] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:279:21 [INFO] [stderr] | [INFO] [stderr] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:302:35 [INFO] [stderr] | [INFO] [stderr] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:403:28 [INFO] [stderr] | [INFO] [stderr] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | let mut mask = mask; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | let mut singles = (cells1 ^ cells2) & self.unsolved_cells[band]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.97s [INFO] running `"docker" "inspect" "e05da0d346f5cb92492b02270bc6aa195fe7faf77e950a72920c5761635d7654"` [INFO] running `"docker" "rm" "-f" "e05da0d346f5cb92492b02270bc6aa195fe7faf77e950a72920c5761635d7654"` [INFO] [stdout] e05da0d346f5cb92492b02270bc6aa195fe7faf77e950a72920c5761635d7654 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stdout] 8a2cbce0b4c746afee0ddf185a40ce614f3863d5ab9746d17f60cb622f172a64 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8a2cbce0b4c746afee0ddf185a40ce614f3863d5ab9746d17f60cb622f172a64"` [INFO] [stderr] Compiling sudoku v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/generator.rs:49:18 [INFO] [stderr] | [INFO] [stderr] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/strategy/solver.rs:324:6 [INFO] [stderr] | [INFO] [stderr] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:279:21 [INFO] [stderr] | [INFO] [stderr] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:302:35 [INFO] [stderr] | [INFO] [stderr] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:403:28 [INFO] [stderr] | [INFO] [stderr] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | let mut mask = mask; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | let mut singles = (cells1 ^ cells2) & self.unsolved_cells[band]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/generator.rs:49:18 [INFO] [stderr] | [INFO] [stderr] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/strategy/solver.rs:324:6 [INFO] [stderr] | [INFO] [stderr] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:279:21 [INFO] [stderr] | [INFO] [stderr] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:302:35 [INFO] [stderr] | [INFO] [stderr] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:403:28 [INFO] [stderr] | [INFO] [stderr] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | let mut mask = mask; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | let mut singles = (cells1 ^ cells2) & self.unsolved_cells[band]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.40s [INFO] running `"docker" "inspect" "8a2cbce0b4c746afee0ddf185a40ce614f3863d5ab9746d17f60cb622f172a64"` [INFO] running `"docker" "rm" "-f" "8a2cbce0b4c746afee0ddf185a40ce614f3863d5ab9746d17f60cb622f172a64"` [INFO] [stdout] 8a2cbce0b4c746afee0ddf185a40ce614f3863d5ab9746d17f60cb622f172a64 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2c8cf7762e33c84e52091cbf939c7ac41e977963df638a8a91bc18a6668aba1b [INFO] running `"docker" "start" "-a" "2c8cf7762e33c84e52091cbf939c7ac41e977963df638a8a91bc18a6668aba1b"` [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/generator.rs:49:18 [INFO] [stderr] | [INFO] [stderr] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/strategy/solver.rs:324:6 [INFO] [stderr] | [INFO] [stderr] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:279:21 [INFO] [stderr] | [INFO] [stderr] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:302:35 [INFO] [stderr] | [INFO] [stderr] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:403:28 [INFO] [stderr] | [INFO] [stderr] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | let mut mask = mask; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | let mut singles = (cells1 ^ cells2) & self.unsolved_cells[band]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/generator.rs:49:18 [INFO] [stderr] | [INFO] [stderr] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/strategy/solver.rs:324:6 [INFO] [stderr] | [INFO] [stderr] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stderr] | [INFO] [stderr] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:279:21 [INFO] [stderr] | [INFO] [stderr] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:302:35 [INFO] [stderr] | [INFO] [stderr] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:403:28 [INFO] [stderr] | [INFO] [stderr] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/board/sudoku.rs:433:24 [INFO] [stderr] | [INFO] [stderr] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:172:17 [INFO] [stderr] | [INFO] [stderr] 172 | let mut mask = mask; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/solver.rs:231:17 [INFO] [stderr] | [INFO] [stderr] 231 | let mut singles = (cells1 ^ cells2) & self.unsolved_cells[band]; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudoku-c372b0d54207d778 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test board::positions::test::band_cells ... ok [INFO] [stdout] test board::positions::test::stack_cells ... ok [INFO] [stdout] test board::positions::test::row_cells ... ok [INFO] [stdout] test board::positions::test::col_cells ... ok [INFO] [stdout] test board::positions::test::unique ... ok [INFO] [stdout] test strategy::solver::test::strategy_solver_correct_solution_medium_sudokus ... ok [INFO] [stdout] test strategy::solver::test::strategy_solver_correct_solution_easy_sudokus ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-d626d5021491cab6 [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test correct_solution_medium_sudokus ... ok [INFO] [stdout] test correct_solution_easy_sudokus ... ok [INFO] [stdout] test parse_permissive ... ok [INFO] [stdout] test is_solved_on_unsolved ... ok [INFO] [stdout] test is_solved_on_solved ... ok [INFO] [stdout] test solutionless_sudokus ... ok [INFO] [stdout] test readme ... ok [INFO] [stdout] test solve_2 ... ok [INFO] [stdout] test solve_1 ... ok [INFO] [stdout] test correct_solution_hard_sudokus ... ok [INFO] [stdout] test shuffle_solved ... ok [INFO] [stdout] test shuffle_unsolved ... ok [INFO] [stdout] test solve_unique_multiple_solutions ... ok [INFO] [stdout] test wrong_format_1 ... ok [INFO] [stdout] test generate_unique_sudoku_uniqueness ... ok [INFO] [stdout] test generate_filled_sudoku_correctness ... ok [INFO] [stderr] Doc-tests sudoku [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 27) ... ok [INFO] [stdout] test src/board/sudoku.rs - board::sudoku::Sudoku::to_str_line (line 744) ... ok [INFO] [stdout] test src/board/sudoku.rs - board::sudoku::Sudoku::display_block (line 774) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "2c8cf7762e33c84e52091cbf939c7ac41e977963df638a8a91bc18a6668aba1b"` [INFO] running `"docker" "rm" "-f" "2c8cf7762e33c84e52091cbf939c7ac41e977963df638a8a91bc18a6668aba1b"` [INFO] [stdout] 2c8cf7762e33c84e52091cbf939c7ac41e977963df638a8a91bc18a6668aba1b