[INFO] crate minesweeper 1.3.0 is already in cache
[INFO] extracting crate minesweeper 1.3.0 into work/ex/clippy-test-run/sources/stable/reg/minesweeper/1.3.0
[INFO] extracting crate minesweeper 1.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/minesweeper/1.3.0
[INFO] validating manifest of minesweeper-1.3.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of minesweeper-1.3.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing minesweeper-1.3.0
[INFO] finished frobbing minesweeper-1.3.0
[INFO] frobbed toml for minesweeper-1.3.0 written to work/ex/clippy-test-run/sources/stable/reg/minesweeper/1.3.0/Cargo.toml
[INFO] started frobbing minesweeper-1.3.0
[INFO] finished frobbing minesweeper-1.3.0
[INFO] frobbed toml for minesweeper-1.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/minesweeper/1.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting minesweeper-1.3.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/minesweeper/1.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 74b6ac5dafedd40a63b210610aefb0036aa8ae064257e36134f4f1b373bccc41
[INFO] running `"docker" "start" "-a" "74b6ac5dafedd40a63b210610aefb0036aa8ae064257e36134f4f1b373bccc41"`
[INFO] [stderr]     Checking clap v1.5.6
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling glutin v0.8.1
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking wayland-sys v0.8.7
[INFO] [stderr]     Checking wayland-client v0.8.7
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]     Checking wayland-window v0.5.0
[INFO] [stderr]     Checking wayland-kbd v0.8.0
[INFO] [stderr]     Checking winit v0.6.4
[INFO] [stderr]     Checking pistoncore-glutin_window v0.37.0
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking piston-gfx_texture v0.24.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.40.0
[INFO] [stderr]     Checking piston_window v0.66.0
[INFO] [stderr]     Checking minesweeper v1.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/game.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             glyphs: glyphs,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `glyphs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |             width: width,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `width`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |             height: height,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             mines: mines,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `mines`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             num: num,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `num`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             hotkey: hotkey,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `hotkey`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             min_val: min_val,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `min_val`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             max_val: max_val,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `max_val`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             param_type: param_type,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `param_type`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/game.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             glyphs: glyphs,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `glyphs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |             width: width,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `width`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:69:13
[INFO] [stderr]    |
[INFO] [stderr] 69 |             height: height,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `height`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/field.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |             mines: mines,
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: replace it with: `mines`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |             name: name,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `name`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             num: num,
[INFO] [stderr]    |             ^^^^^^^^ help: replace it with: `num`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |             hotkey: hotkey,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: replace it with: `hotkey`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             min_val: min_val,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `min_val`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             max_val: max_val,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^ help: replace it with: `max_val`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ui.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             param_type: param_type,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `param_type`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/game.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 | /             if let &Content::Number(cells_count) = self.field.get_content(i) {
[INFO] [stderr] 270 | |                 Some(cells_count)
[INFO] [stderr] 271 | |             } else {
[INFO] [stderr] 272 | |                 None
[INFO] [stderr] 273 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 269 |             if let Content::Number(cells_count) = *self.field.get_content(i) {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/game.rs:339:16
[INFO] [stderr]     |
[INFO] [stderr] 339 |           if let Some(_) = self.game_start {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 340 | |             if let None = self.game_end {
[INFO] [stderr] 341 | |                 let now = UTC::now();
[INFO] [stderr] 342 | |                 match self.last_time {
[INFO] [stderr] ...   |
[INFO] [stderr] 352 | |             }
[INFO] [stderr] 353 | |         }
[INFO] [stderr]     | |_________- help: try this: `if self.game_start.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/game.rs:340:20
[INFO] [stderr]     |
[INFO] [stderr] 340 |               if let None = self.game_end {
[INFO] [stderr]     |  _____________-      ^^^^
[INFO] [stderr] 341 | |                 let now = UTC::now();
[INFO] [stderr] 342 | |                 match self.last_time {
[INFO] [stderr] 343 | |                     Some(last_time) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 351 | |                 }
[INFO] [stderr] 352 | |             }
[INFO] [stderr]     | |_____________- help: try this: `if self.game_end.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:134:19
[INFO] [stderr]     |
[INFO] [stderr] 134 |         for yi in begin_y..end_y + 1 {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use: `begin_y..=end_y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:135:23
[INFO] [stderr]     |
[INFO] [stderr] 135 |             for xi in begin_x..end_x + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^ help: use: `begin_x..=end_x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/field.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 | /             match self.get_content_safe(i) {
[INFO] [stderr] 150 | |                 Some(&Content::None) => {
[INFO] [stderr] 151 | |                     let ct_mine = |b| {
[INFO] [stderr] 152 | |                         match b {
[INFO] [stderr] ...   |
[INFO] [stderr] 177 | |                 _ => {}
[INFO] [stderr] 178 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 149 |             if let Some(&Content::None) = self.get_content_safe(i) {
[INFO] [stderr] 150 |     let ct_mine = |b| {
[INFO] [stderr] 151 |         match b {
[INFO] [stderr] 152 |             true => 1,
[INFO] [stderr] 153 |             false => 0,
[INFO] [stderr] 154 |         }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/field.rs:152:25
[INFO] [stderr]     |
[INFO] [stderr] 152 | /                         match b {
[INFO] [stderr] 153 | |                             true => 1,
[INFO] [stderr] 154 | |                             false => 0,
[INFO] [stderr] 155 | |                         }
[INFO] [stderr]     | |_________________________^ help: consider using an if/else expression: `if b { 1 } else { 0 }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:195:19
[INFO] [stderr]     |
[INFO] [stderr] 195 |         for yi in begin_y..end_y + 1 {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use: `begin_y..=end_y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:196:23
[INFO] [stderr]     |
[INFO] [stderr] 196 |             for xi in begin_x..end_x + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^ help: use: `begin_x..=end_x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/field.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 | /             if let &Content::Number(_i) = self.get_cell_mut(i).reveal() {
[INFO] [stderr] 246 | |                 self.nubmers_opened += 1;
[INFO] [stderr] 247 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 245 |             if let Content::Number(_i) = *self.get_cell_mut(i).reveal() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:387:57
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 let transform = context.transform.trans((field_rect[0] + i * cell_w) as f64 + 5.0,
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:388:57
[INFO] [stderr]     |
[INFO] [stderr] 388 |                                                         (field_rect[1] + (j + 1) * cell_h) as f64 -
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + (j + 1) * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:394:40
[INFO] [stderr]     |
[INFO] [stderr] 394 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:395:40
[INFO] [stderr]     |
[INFO] [stderr] 395 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:396:40
[INFO] [stderr]     |
[INFO] [stderr] 396 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:397:40
[INFO] [stderr]     |
[INFO] [stderr] 397 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:411:40
[INFO] [stderr]     |
[INFO] [stderr] 411 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:412:40
[INFO] [stderr]     |
[INFO] [stderr] 412 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:413:40
[INFO] [stderr]     |
[INFO] [stderr] 413 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:414:40
[INFO] [stderr]     |
[INFO] [stderr] 414 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:438:40
[INFO] [stderr]     |
[INFO] [stderr] 438 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:439:40
[INFO] [stderr]     |
[INFO] [stderr] 439 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:440:40
[INFO] [stderr]     |
[INFO] [stderr] 440 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:441:40
[INFO] [stderr]     |
[INFO] [stderr] 441 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:449:32
[INFO] [stderr]     |
[INFO] [stderr] 449 |                               [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:450:32
[INFO] [stderr]     |
[INFO] [stderr] 450 |                                (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:451:32
[INFO] [stderr]     |
[INFO] [stderr] 451 |                                cell_w as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |                                cell_h as f64],
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:458:32
[INFO] [stderr]     |
[INFO] [stderr] 458 |                               [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:459:32
[INFO] [stderr]     |
[INFO] [stderr] 459 |                                (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |                                cell_w as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:461:32
[INFO] [stderr]     |
[INFO] [stderr] 461 |                                cell_h as f64],
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:468:20
[INFO] [stderr]     |
[INFO] [stderr] 468 |                   [(field_rect[0] + self.selected_x * cell_w) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + self.selected_x * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:469:20
[INFO] [stderr]     |
[INFO] [stderr] 469 |                    (field_rect[1] + self.selected_y * cell_h) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + self.selected_y * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:470:20
[INFO] [stderr]     |
[INFO] [stderr] 470 |                    cell_w as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:471:20
[INFO] [stderr]     |
[INFO] [stderr] 471 |                    cell_h as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:474:18
[INFO] [stderr]     |
[INFO] [stderr] 474 |         for i in 0..self.get_width() + 1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.get_width()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:477:19
[INFO] [stderr]     |
[INFO] [stderr] 477 |                  [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:478:19
[INFO] [stderr]     |
[INFO] [stderr] 478 |                   field_rect[1] as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:479:19
[INFO] [stderr]     |
[INFO] [stderr] 479 |                   (field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:480:19
[INFO] [stderr]     |
[INFO] [stderr] 480 |                   (field_rect[1] + field_rect[3]) as f64],
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + field_rect[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:484:18
[INFO] [stderr]     |
[INFO] [stderr] 484 |         for i in 0..self.get_height() + 1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.get_height()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:487:19
[INFO] [stderr]     |
[INFO] [stderr] 487 |                  [field_rect[0] as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:488:19
[INFO] [stderr]     |
[INFO] [stderr] 488 |                   (field_rect[1] + i * cell_h) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + i * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:489:19
[INFO] [stderr]     |
[INFO] [stderr] 489 |                   (field_rect[0] + field_rect[2]) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + field_rect[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:490:19
[INFO] [stderr]     |
[INFO] [stderr] 490 |                   (field_rect[1] + i * cell_h) as f64],
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + i * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                   [(rect[0] + margin) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:54:20
[INFO] [stderr]    |
[INFO] [stderr] 54 |                    (rect[1]) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |                    (rect[2] - 2 * margin) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[2] - 2 * margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |                    block_height as f64],
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(block_height)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:60:49
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let transform = context.transform.trans((rect[0] + margin + text_padding) as f64,
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin + text_padding)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:61:49
[INFO] [stderr]    |
[INFO] [stderr] 61 |                                                 (rect[1] - text_padding) as f64);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] - text_padding)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:69:49
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let transform = context.transform.trans((rect[0] + margin) as f64, (rect[1]) as f64);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:69:76
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let transform = context.transform.trans((rect[0] + margin) as f64, (rect[1]) as f64);
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this function has too many arguments (8/7)
[INFO] [stderr]    --> src/ui.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 | /     pub fn draw(&mut self,
[INFO] [stderr] 121 | |                 context: Context,
[INFO] [stderr] 122 | |                 graphics: &mut G2d,
[INFO] [stderr] 123 | |                 mut rect: [u32; 4],
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |              graphics);
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::too_many_arguments)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:132:49
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27) as f64);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + 10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:132:72
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27) as f64);
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + 27)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:142:49
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27 * 2) as f64);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + 10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:142:72
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27 * 2) as f64);
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + 27 * 2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:157:28
[INFO] [stderr]     |
[INFO] [stderr] 157 |             let selected = self.blocks.get_mut(self.selected_block as usize).unwrap();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[self.selected_block as usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:166:24
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let item = self.blocks.get_mut(i).unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[i]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:180:24
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let selected = self.blocks.get_mut(self.selected_block as usize).unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[self.selected_block as usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:20
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[0]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:38
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:56
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[2]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:74
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[3]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:252:20
[INFO] [stderr]     |
[INFO] [stderr] 252 |                   [(rect[0] + EM_BORDER_WIDTH) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:253:20
[INFO] [stderr]     |
[INFO] [stderr] 253 |                    (rect[1] + EM_BORDER_WIDTH) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + EM_BORDER_WIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:254:20
[INFO] [stderr]     |
[INFO] [stderr] 254 |                    (rect[2] - EM_BORDER_WIDTH_2) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[2] - EM_BORDER_WIDTH_2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:255:20
[INFO] [stderr]     |
[INFO] [stderr] 255 |                    (rect[3] - EM_BORDER_WIDTH_2) as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[3] - EM_BORDER_WIDTH_2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:261:20
[INFO] [stderr]     |
[INFO] [stderr] 261 |             .trans((rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:262:20
[INFO] [stderr]     |
[INFO] [stderr] 262 |                    (rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING + EM_TEXT_BIG) as f64);
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING + EM_TEXT_BIG)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:273:20
[INFO] [stderr]     |
[INFO] [stderr] 273 |             .trans((rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:274:20
[INFO] [stderr]     |
[INFO] [stderr] 274 | /                    (rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING * 2 + EM_TEXT_BIG +
[INFO] [stderr] 275 | |                     EM_TEXT_SMALL) as f64);
[INFO] [stderr]     | |_________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 274 |                    f64::from(rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING * 2 + EM_TEXT_BIG +
[INFO] [stderr] 275 |                     EM_TEXT_SMALL));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 let mut s = val.split("x");
[INFO] [stderr]    |                                       ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:29:48
[INFO] [stderr]    |
[INFO] [stderr] 29 |                                     return Err(format!("window width must be between 100 and 4096"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"window width must be between 100 and 4096".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |                                     return Err(format!("window height must be between 100 and 3072"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"window height must be between 100 and 3072".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:57:39
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let mut s = val.split("x");
[INFO] [stderr]    |                                       ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:63:48
[INFO] [stderr]    |
[INFO] [stderr] 63 |                                     return Err(format!("field width must be between 5 and 100"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"field width must be between 5 and 100".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:76:48
[INFO] [stderr]    |
[INFO] [stderr] 76 |                                     return Err(format!("field height must be between 5 and 100"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"field height must be between 5 and 100".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:102:32
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let mut s = size.split("x");
[INFO] [stderr]     |                                ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:107:33
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let mut s = field.split("x");
[INFO] [stderr]     |                                 ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/main.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let ref font = assets.join("FiraSans-Regular.ttf");
[INFO] [stderr]     |     ----^^^^^^^^--------------------------------------- help: try: `let font = &assets.join("FiraSans-Regular.ttf");`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:139:16
[INFO] [stderr]     |
[INFO] [stderr] 139 |           if let Some(_) = e.render_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 140 | |             game.render(&mut window, &e);
[INFO] [stderr] 141 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.render_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:143:16
[INFO] [stderr]     |
[INFO] [stderr] 143 |           if let Some(_) = e.resize_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 144 | |             game.resize()
[INFO] [stderr] 145 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.resize_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/game.rs:269:13
[INFO] [stderr]     |
[INFO] [stderr] 269 | /             if let &Content::Number(cells_count) = self.field.get_content(i) {
[INFO] [stderr] 270 | |                 Some(cells_count)
[INFO] [stderr] 271 | |             } else {
[INFO] [stderr] 272 | |                 None
[INFO] [stderr] 273 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 269 |             if let Content::Number(cells_count) = *self.field.get_content(i) {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/game.rs:339:16
[INFO] [stderr]     |
[INFO] [stderr] 339 |           if let Some(_) = self.game_start {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 340 | |             if let None = self.game_end {
[INFO] [stderr] 341 | |                 let now = UTC::now();
[INFO] [stderr] 342 | |                 match self.last_time {
[INFO] [stderr] ...   |
[INFO] [stderr] 352 | |             }
[INFO] [stderr] 353 | |         }
[INFO] [stderr]     | |_________- help: try this: `if self.game_start.is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_none()`
[INFO] [stderr]    --> src/game.rs:340:20
[INFO] [stderr]     |
[INFO] [stderr] 340 |               if let None = self.game_end {
[INFO] [stderr]     |  _____________-      ^^^^
[INFO] [stderr] 341 | |                 let now = UTC::now();
[INFO] [stderr] 342 | |                 match self.last_time {
[INFO] [stderr] 343 | |                     Some(last_time) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 351 | |                 }
[INFO] [stderr] 352 | |             }
[INFO] [stderr]     | |_____________- help: try this: `if self.game_end.is_none()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:134:19
[INFO] [stderr]     |
[INFO] [stderr] 134 |         for yi in begin_y..end_y + 1 {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use: `begin_y..=end_y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:135:23
[INFO] [stderr]     |
[INFO] [stderr] 135 |             for xi in begin_x..end_x + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^ help: use: `begin_x..=end_x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/field.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 | /             match self.get_content_safe(i) {
[INFO] [stderr] 150 | |                 Some(&Content::None) => {
[INFO] [stderr] 151 | |                     let ct_mine = |b| {
[INFO] [stderr] 152 | |                         match b {
[INFO] [stderr] ...   |
[INFO] [stderr] 177 | |                 _ => {}
[INFO] [stderr] 178 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 149 |             if let Some(&Content::None) = self.get_content_safe(i) {
[INFO] [stderr] 150 |     let ct_mine = |b| {
[INFO] [stderr] 151 |         match b {
[INFO] [stderr] 152 |             true => 1,
[INFO] [stderr] 153 |             false => 0,
[INFO] [stderr] 154 |         }
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to match on a boolean expression
[INFO] [stderr]    --> src/field.rs:152:25
[INFO] [stderr]     |
[INFO] [stderr] 152 | /                         match b {
[INFO] [stderr] 153 | |                             true => 1,
[INFO] [stderr] 154 | |                             false => 0,
[INFO] [stderr] 155 | |                         }
[INFO] [stderr]     | |_________________________^ help: consider using an if/else expression: `if b { 1 } else { 0 }`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_bool
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:195:19
[INFO] [stderr]     |
[INFO] [stderr] 195 |         for yi in begin_y..end_y + 1 {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^ help: use: `begin_y..=end_y`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:196:23
[INFO] [stderr]     |
[INFO] [stderr] 196 |             for xi in begin_x..end_x + 1 {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^ help: use: `begin_x..=end_x`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/field.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 | /             if let &Content::Number(_i) = self.get_cell_mut(i).reveal() {
[INFO] [stderr] 246 | |                 self.nubmers_opened += 1;
[INFO] [stderr] 247 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 245 |             if let Content::Number(_i) = *self.get_cell_mut(i).reveal() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:387:57
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 let transform = context.transform.trans((field_rect[0] + i * cell_w) as f64 + 5.0,
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:388:57
[INFO] [stderr]     |
[INFO] [stderr] 388 |                                                         (field_rect[1] + (j + 1) * cell_h) as f64 -
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + (j + 1) * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:394:40
[INFO] [stderr]     |
[INFO] [stderr] 394 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:395:40
[INFO] [stderr]     |
[INFO] [stderr] 395 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:396:40
[INFO] [stderr]     |
[INFO] [stderr] 396 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:397:40
[INFO] [stderr]     |
[INFO] [stderr] 397 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:411:40
[INFO] [stderr]     |
[INFO] [stderr] 411 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:412:40
[INFO] [stderr]     |
[INFO] [stderr] 412 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:413:40
[INFO] [stderr]     |
[INFO] [stderr] 413 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:414:40
[INFO] [stderr]     |
[INFO] [stderr] 414 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:438:40
[INFO] [stderr]     |
[INFO] [stderr] 438 |                                       [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:439:40
[INFO] [stderr]     |
[INFO] [stderr] 439 |                                        (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:440:40
[INFO] [stderr]     |
[INFO] [stderr] 440 |                                        cell_w as f64,
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:441:40
[INFO] [stderr]     |
[INFO] [stderr] 441 |                                        cell_h as f64],
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:449:32
[INFO] [stderr]     |
[INFO] [stderr] 449 |                               [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:450:32
[INFO] [stderr]     |
[INFO] [stderr] 450 |                                (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:451:32
[INFO] [stderr]     |
[INFO] [stderr] 451 |                                cell_w as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:452:32
[INFO] [stderr]     |
[INFO] [stderr] 452 |                                cell_h as f64],
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:458:32
[INFO] [stderr]     |
[INFO] [stderr] 458 |                               [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:459:32
[INFO] [stderr]     |
[INFO] [stderr] 459 |                                (field_rect[1] + j * cell_h) as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + j * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |                                cell_w as f64,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:461:32
[INFO] [stderr]     |
[INFO] [stderr] 461 |                                cell_h as f64],
[INFO] [stderr]     |                                ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:468:20
[INFO] [stderr]     |
[INFO] [stderr] 468 |                   [(field_rect[0] + self.selected_x * cell_w) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + self.selected_x * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:469:20
[INFO] [stderr]     |
[INFO] [stderr] 469 |                    (field_rect[1] + self.selected_y * cell_h) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + self.selected_y * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:470:20
[INFO] [stderr]     |
[INFO] [stderr] 470 |                    cell_w as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: try: `f64::from(cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:471:20
[INFO] [stderr]     |
[INFO] [stderr] 471 |                    cell_h as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^ help: try: `f64::from(cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:474:18
[INFO] [stderr]     |
[INFO] [stderr] 474 |         for i in 0..self.get_width() + 1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.get_width()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:477:19
[INFO] [stderr]     |
[INFO] [stderr] 477 |                  [(field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:478:19
[INFO] [stderr]     |
[INFO] [stderr] 478 |                   field_rect[1] as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:479:19
[INFO] [stderr]     |
[INFO] [stderr] 479 |                   (field_rect[0] + i * cell_w) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + i * cell_w)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:480:19
[INFO] [stderr]     |
[INFO] [stderr] 480 |                   (field_rect[1] + field_rect[3]) as f64],
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + field_rect[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]    --> src/field.rs:484:18
[INFO] [stderr]     |
[INFO] [stderr] 484 |         for i in 0..self.get_height() + 1 {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=self.get_height()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:487:19
[INFO] [stderr]     |
[INFO] [stderr] 487 |                  [field_rect[0] as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:488:19
[INFO] [stderr]     |
[INFO] [stderr] 488 |                   (field_rect[1] + i * cell_h) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + i * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:489:19
[INFO] [stderr]     |
[INFO] [stderr] 489 |                   (field_rect[0] + field_rect[2]) as f64,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[0] + field_rect[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/field.rs:490:19
[INFO] [stderr]     |
[INFO] [stderr] 490 |                   (field_rect[1] + i * cell_h) as f64],
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(field_rect[1] + i * cell_h)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |                   [(rect[0] + margin) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:54:20
[INFO] [stderr]    |
[INFO] [stderr] 54 |                    (rect[1]) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:55:20
[INFO] [stderr]    |
[INFO] [stderr] 55 |                    (rect[2] - 2 * margin) as f64,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[2] - 2 * margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |                    block_height as f64],
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(block_height)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:60:49
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let transform = context.transform.trans((rect[0] + margin + text_padding) as f64,
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin + text_padding)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:61:49
[INFO] [stderr]    |
[INFO] [stderr] 61 |                                                 (rect[1] - text_padding) as f64);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] - text_padding)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:69:49
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let transform = context.transform.trans((rect[0] + margin) as f64, (rect[1]) as f64);
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + margin)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/ui.rs:69:76
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let transform = context.transform.trans((rect[0] + margin) as f64, (rect[1]) as f64);
[INFO] [stderr]    |                                                                            ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this function has too many arguments (8/7)
[INFO] [stderr]    --> src/ui.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 | /     pub fn draw(&mut self,
[INFO] [stderr] 121 | |                 context: Context,
[INFO] [stderr] 122 | |                 graphics: &mut G2d,
[INFO] [stderr] 123 | |                 mut rect: [u32; 4],
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |              graphics);
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::too_many_arguments)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#too_many_arguments
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:132:49
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27) as f64);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + 10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:132:72
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27) as f64);
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + 27)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:142:49
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27 * 2) as f64);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + 10)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:142:72
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let transform = context.transform.trans((rect[0] + 10) as f64, (rect[1] + 27 * 2) as f64);
[INFO] [stderr]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + 27 * 2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:157:28
[INFO] [stderr]     |
[INFO] [stderr] 157 |             let selected = self.blocks.get_mut(self.selected_block as usize).unwrap();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[self.selected_block as usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:166:24
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let item = self.blocks.get_mut(i).unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[i]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get_mut().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/ui.rs:180:24
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let selected = self.blocks.get_mut(self.selected_block as usize).unwrap();
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.blocks[self.selected_block as usize]`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:20
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[0]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:38
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[1]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:56
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[2]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:246:74
[INFO] [stderr]     |
[INFO] [stderr] 246 |                   [(rect[0]) as f64, (rect[1]) as f64, (rect[2]) as f64, (rect[3]) as f64],
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^ help: try: `f64::from((rect[3]))`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:252:20
[INFO] [stderr]     |
[INFO] [stderr] 252 |                   [(rect[0] + EM_BORDER_WIDTH) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:253:20
[INFO] [stderr]     |
[INFO] [stderr] 253 |                    (rect[1] + EM_BORDER_WIDTH) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + EM_BORDER_WIDTH)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:254:20
[INFO] [stderr]     |
[INFO] [stderr] 254 |                    (rect[2] - EM_BORDER_WIDTH_2) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[2] - EM_BORDER_WIDTH_2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:255:20
[INFO] [stderr]     |
[INFO] [stderr] 255 |                    (rect[3] - EM_BORDER_WIDTH_2) as f64],
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[3] - EM_BORDER_WIDTH_2)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:261:20
[INFO] [stderr]     |
[INFO] [stderr] 261 |             .trans((rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:262:20
[INFO] [stderr]     |
[INFO] [stderr] 262 |                    (rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING + EM_TEXT_BIG) as f64);
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING + EM_TEXT_BIG)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:273:20
[INFO] [stderr]     |
[INFO] [stderr] 273 |             .trans((rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING) as f64,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(rect[0] + EM_BORDER_WIDTH + EM_TEXT_PADDING)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/ui.rs:274:20
[INFO] [stderr]     |
[INFO] [stderr] 274 | /                    (rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING * 2 + EM_TEXT_BIG +
[INFO] [stderr] 275 | |                     EM_TEXT_SMALL) as f64);
[INFO] [stderr]     | |_________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 274 |                    f64::from(rect[1] + EM_BORDER_WIDTH + EM_TEXT_PADDING * 2 + EM_TEXT_BIG +
[INFO] [stderr] 275 |                     EM_TEXT_SMALL));
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 let mut s = val.split("x");
[INFO] [stderr]    |                                       ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:29:48
[INFO] [stderr]    |
[INFO] [stderr] 29 |                                     return Err(format!("window width must be between 100 and 4096"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"window width must be between 100 and 4096".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:42:48
[INFO] [stderr]    |
[INFO] [stderr] 42 |                                     return Err(format!("window height must be between 100 and 3072"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"window height must be between 100 and 3072".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/main.rs:57:39
[INFO] [stderr]    |
[INFO] [stderr] 57 |                 let mut s = val.split("x");
[INFO] [stderr]    |                                       ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:63:48
[INFO] [stderr]    |
[INFO] [stderr] 63 |                                     return Err(format!("field width must be between 5 and 100"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"field width must be between 5 and 100".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/main.rs:76:48
[INFO] [stderr]    |
[INFO] [stderr] 76 |                                     return Err(format!("field height must be between 5 and 100"))
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"field height must be between 5 and 100".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:102:32
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let mut s = size.split("x");
[INFO] [stderr]     |                                ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/main.rs:107:33
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let mut s = field.split("x");
[INFO] [stderr]     |                                 ^^^ help: try using a char instead: `'x'`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/main.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let ref font = assets.join("FiraSans-Regular.ttf");
[INFO] [stderr]     |     ----^^^^^^^^--------------------------------------- help: try: `let font = &assets.join("FiraSans-Regular.ttf");`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:139:16
[INFO] [stderr]     |
[INFO] [stderr] 139 |           if let Some(_) = e.render_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 140 | |             game.render(&mut window, &e);
[INFO] [stderr] 141 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.render_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/main.rs:143:16
[INFO] [stderr]     |
[INFO] [stderr] 143 |           if let Some(_) = e.resize_args() {
[INFO] [stderr]     |  _________-      ^^^^^^^
[INFO] [stderr] 144 | |             game.resize()
[INFO] [stderr] 145 | |         }
[INFO] [stderr]     | |_________- help: try this: `if e.resize_args().is_some()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "74b6ac5dafedd40a63b210610aefb0036aa8ae064257e36134f4f1b373bccc41"`
[INFO] running `"docker" "rm" "-f" "74b6ac5dafedd40a63b210610aefb0036aa8ae064257e36134f4f1b373bccc41"`
[INFO] [stdout] 74b6ac5dafedd40a63b210610aefb0036aa8ae064257e36134f4f1b373bccc41