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Memory limited without swap. [INFO] [stdout] d46620e4bcbf05c2c3c8fc9b6d34af8d7ebf41f619c53de54876f6fea4710cb2 [INFO] running `"docker" "start" "-a" "d46620e4bcbf05c2c3c8fc9b6d34af8d7ebf41f619c53de54876f6fea4710cb2"` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking radix_fmt v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking num-iter v0.1.40 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking slog-async v2.5.0 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking slog-term v2.5.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.19 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Checking imageproc v0.18.0 [INFO] [stderr] Checking maze-book-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | (self.row as i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | (self.col as i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | (margin + (self.col_i32() * cell_size) + lw_i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | (margin - (self.row_i32() * cell_size) - cell_size + lw_i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:617:9 [INFO] [stderr] | [INFO] [stderr] 617 | (self.length == row + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:621:9 [INFO] [stderr] | [INFO] [stderr] 621 | (1 == row + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:625:9 [INFO] [stderr] | [INFO] [stderr] 625 | (self.width == col + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:629:9 [INFO] [stderr] | [INFO] [stderr] 629 | (1 == col + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | (self.row as i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | (self.col as i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | (margin + (self.col_i32() * cell_size) + lw_i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/cell.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | (margin - (self.row_i32() * cell_size) - cell_size + lw_i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:617:9 [INFO] [stderr] | [INFO] [stderr] 617 | (self.length == row + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:621:9 [INFO] [stderr] | [INFO] [stderr] 621 | (1 == row + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:625:9 [INFO] [stderr] | [INFO] [stderr] 625 | (self.width == col + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/maze/grid.rs:629:9 [INFO] [stderr] | [INFO] [stderr] 629 | (1 == col + 1) [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `maze::Grid` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use maze::Grid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `maze::Pos2d` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use maze::Pos2d; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/maze/grid.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 356 | let cur_front = &self.frontier; [INFO] [stderr] | -------------- immutable borrow occurs here [INFO] [stderr] 357 | self.do_calculate_distances(cur_front.to_vec()); [INFO] [stderr] | ^^^^ --------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_fixed_3x3_grid` [INFO] [stderr] --> src/maze/binary_tree.rs:25:8 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn generate_fixed_3x3_grid(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_fixed_4x4_grid` [INFO] [stderr] --> src/maze/binary_tree.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn generate_fixed_4x4_grid(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset_path` [INFO] [stderr] --> src/maze/grid.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn reset_path(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `link_south` [INFO] [stderr] --> src/maze/grid.rs:578:5 [INFO] [stderr] | [INFO] [stderr] 578 | pub fn link_south(&mut self, col: usize, row: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `link_west` [INFO] [stderr] --> src/maze/grid.rs:597:5 [INFO] [stderr] | [INFO] [stderr] 597 | pub fn link_west(&mut self, col: usize, row: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `at_upper_left` [INFO] [stderr] --> src/maze/grid.rs:632:5 [INFO] [stderr] | [INFO] [stderr] 632 | pub fn at_upper_left(&self, col: usize, row: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `at_lower_left` [INFO] [stderr] --> src/maze/grid.rs:640:5 [INFO] [stderr] | [INFO] [stderr] 640 | pub fn at_lower_left(&self, col: usize, row: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `at_lower_right` [INFO] [stderr] --> src/maze/grid.rs:644:5 [INFO] [stderr] | [INFO] [stderr] 644 | pub fn at_lower_right(&self, col: usize, row: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/maze/grid.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 356 | let cur_front = &self.frontier; [INFO] [stderr] | -------------- immutable borrow occurs here [INFO] [stderr] 357 | self.do_calculate_distances(cur_front.to_vec()); [INFO] [stderr] | ^^^^ --------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 17 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate` [INFO] [stderr] --> src/maze/binary_tree.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn generate(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_fixed_3x3_grid` [INFO] [stderr] --> src/maze/binary_tree.rs:25:8 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn generate_fixed_3x3_grid(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_fixed_4x4_grid` [INFO] [stderr] --> src/maze/binary_tree.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn generate_fixed_4x4_grid(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `row` [INFO] [stderr] --> src/maze/cell.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn row(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `col` [INFO] [stderr] --> src/maze/cell.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn col(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `row_i32` [INFO] [stderr] --> src/maze/cell.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn row_i32(&self) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `col_i32` [INFO] [stderr] --> src/maze/cell.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn col_i32(&self) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inner_x` [INFO] [stderr] --> src/maze/cell.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn inner_x(&self, margin: i32, cell_size: i32, line_width: u32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inner_y` [INFO] [stderr] --> src/maze/cell.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn inner_y(&self, margin: i32, cell_size: i32, line_width: u32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inner_w` [INFO] [stderr] --> src/maze/cell.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn inner_w(&self, cell_size: i32, line_width: u32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `inner_h` [INFO] [stderr] --> src/maze/cell.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn inner_h(&self, cell_size: i32, line_width: u32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `d` [INFO] [stderr] --> src/maze/grid.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn d(pos: Pos2d, dist: usize) -> Distance2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `col` [INFO] [stderr] --> src/maze/grid.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn col(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `row` [INFO] [stderr] --> src/maze/grid.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn row(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `visited` [INFO] [stderr] --> src/maze/grid.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | visited: HashSet, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `frontier` [INFO] [stderr] --> src/maze/grid.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | frontier: Pos2dVec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `reset_path` [INFO] [stderr] --> src/maze/grid.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn reset_path(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `entrance` [INFO] [stderr] --> src/maze/grid.rs:99:5 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn entrance(&mut self, entrance: Pos2d) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `visit_pos` [INFO] [stderr] --> src/maze/grid.rs:104:5 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn visit_pos(&mut self, pos: Pos2d) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_cell_visited` [INFO] [stderr] --> src/maze/grid.rs:108:5 [INFO] [stderr] | [INFO] [stderr] 108 | pub fn is_cell_visited(&self, pos: Pos2d) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `display` [INFO] [stderr] --> src/maze/grid.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn display(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `display_distances` [INFO] [stderr] --> src/maze/grid.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | pub fn display_distances(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `do_render_ascii` [INFO] [stderr] --> src/maze/grid.rs:147:5 [INFO] [stderr] | [INFO] [stderr] 147 | fn do_render_ascii(&self, dist_map: Option<&DistanceMap>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `render_ascii` [INFO] [stderr] --> src/maze/grid.rs:191:5 [INFO] [stderr] | [INFO] [stderr] 191 | pub fn render_ascii(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `render_ascii_path` [INFO] [stderr] --> src/maze/grid.rs:195:5 [INFO] [stderr] | [INFO] [stderr] 195 | pub fn render_ascii_path(&self, dist_map: DistanceMap) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `background_for_cell` [INFO] [stderr] --> src/maze/grid.rs:199:5 [INFO] [stderr] | [INFO] [stderr] 199 | fn background_for_cell(&self, dist: usize) -> Rgb { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `do_render_png` [INFO] [stderr] --> src/maze/grid.rs:208:5 [INFO] [stderr] | [INFO] [stderr] 208 | fn do_render_png(&self, name: &str, dist_map: Option<&DistanceMap>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `render_png` [INFO] [stderr] --> src/maze/grid.rs:347:5 [INFO] [stderr] | [INFO] [stderr] 347 | pub fn render_png(&self, name: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `render_png_path` [INFO] [stderr] --> src/maze/grid.rs:351:5 [INFO] [stderr] | [INFO] [stderr] 351 | pub fn render_png_path(&self, name: &str, dist_map: DistanceMap) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `calculate_distances` [INFO] [stderr] --> src/maze/grid.rs:355:5 [INFO] [stderr] | [INFO] [stderr] 355 | pub fn calculate_distances(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `distance_map` [INFO] [stderr] --> src/maze/grid.rs:360:5 [INFO] [stderr] | [INFO] [stderr] 360 | pub fn distance_map(&self) -> DistanceMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `distance_of_cell` [INFO] [stderr] --> src/maze/grid.rs:364:5 [INFO] [stderr] | [INFO] [stderr] 364 | pub fn distance_of_cell(&self, pos: Pos2d) -> Option<&usize> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `max_path_from` [INFO] [stderr] --> src/maze/grid.rs:372:5 [INFO] [stderr] | [INFO] [stderr] 372 | pub fn max_path_from(&self, start: Pos2d) -> Distance2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `plot_path_between` [INFO] [stderr] --> src/maze/grid.rs:384:5 [INFO] [stderr] | [INFO] [stderr] 384 | pub fn plot_path_between(&mut self, start: Pos2d, end: Pos2d) -> DistanceMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `do_calculate_distances` [INFO] [stderr] --> src/maze/grid.rs:449:5 [INFO] [stderr] | [INFO] [stderr] 449 | fn do_calculate_distances(&mut self, frontier: Pos2dVec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `cells` [INFO] [stderr] --> src/maze/grid.rs:532:5 [INFO] [stderr] | [INFO] [stderr] 532 | pub fn cells(&self) -> Cells { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_north` [INFO] [stderr] --> src/maze/grid.rs:551:5 [INFO] [stderr] | [INFO] [stderr] 551 | pub fn next_north(&mut self, col: usize, row: usize) -> Pos2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_east` [INFO] [stderr] --> src/maze/grid.rs:570:5 [INFO] [stderr] | [INFO] [stderr] 570 | pub fn next_east(&mut self, col: usize, row: usize) -> Pos2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_south` [INFO] [stderr] --> src/maze/grid.rs:589:5 [INFO] [stderr] | [INFO] [stderr] 589 | pub fn next_south(&mut self, col: usize, row: usize) -> Pos2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next_west` [INFO] [stderr] --> src/maze/grid.rs:608:5 [INFO] [stderr] | [INFO] [stderr] 608 | pub fn next_west(&mut self, col: usize, row: usize) -> Pos2d { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `logger` [INFO] [stderr] --> src/maze/grid.rs:656:5 [INFO] [stderr] | [INFO] [stderr] 656 | fn logger() -> Logger { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate` [INFO] [stderr] --> src/maze/sidewinder.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn generate(maze: &mut Grid) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `coin_flip` [INFO] [stderr] --> src/maze/utils.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn coin_flip() -> bool { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `choose_cell` [INFO] [stderr] --> src/maze/utils.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn choose_cell(low: usize, high: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 55 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.64s [INFO] running `"docker" "inspect" "d46620e4bcbf05c2c3c8fc9b6d34af8d7ebf41f619c53de54876f6fea4710cb2"` [INFO] running `"docker" "rm" "-f" "d46620e4bcbf05c2c3c8fc9b6d34af8d7ebf41f619c53de54876f6fea4710cb2"` [INFO] [stdout] d46620e4bcbf05c2c3c8fc9b6d34af8d7ebf41f619c53de54876f6fea4710cb2