[INFO] updating cached repository jnvsor/rusty-mines [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jnvsor/rusty-mines [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jnvsor/rusty-mines" "work/ex/clippy-test-run/sources/stable/gh/jnvsor/rusty-mines"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jnvsor/rusty-mines'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jnvsor/rusty-mines" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jnvsor/rusty-mines"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jnvsor/rusty-mines'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e881967645481fba983850c9ca27a30962ae7a1d [INFO] sha for GitHub repo jnvsor/rusty-mines: e881967645481fba983850c9ca27a30962ae7a1d [INFO] validating manifest of jnvsor/rusty-mines 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 jnvsor/rusty-mines 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 jnvsor/rusty-mines [INFO] finished frobbing jnvsor/rusty-mines [INFO] frobbed toml for jnvsor/rusty-mines written to work/ex/clippy-test-run/sources/stable/gh/jnvsor/rusty-mines/Cargo.toml [INFO] started frobbing jnvsor/rusty-mines [INFO] finished frobbing jnvsor/rusty-mines [INFO] frobbed toml for jnvsor/rusty-mines written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jnvsor/rusty-mines/Cargo.toml [INFO] crate jnvsor/rusty-mines has a lockfile. skipping [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 jnvsor/rusty-mines against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jnvsor/rusty-mines:/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] eff6c214ac004afdd79378ad17d19e3e152a1a9df86f16ad5fa0e256443cec3a [INFO] running `"docker" "start" "-a" "eff6c214ac004afdd79378ad17d19e3e152a1a9df86f16ad5fa0e256443cec3a"` [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking rusty-mines v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/minefield.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | width: width, [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `width` [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/minefield.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | 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/minefield.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | 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: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead [INFO] [stderr] --> src/game.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | write!(stdout, "{}{}{}\n", color::Bg(color::Reset), color::Fg(color::Reset), Goto(1, self.field.get_height() + 1)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::write_with_newline)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline [INFO] [stderr] [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/minefield.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | width: width, [INFO] [stderr] | ^^^^^^^^^^^^ help: replace it with: `width` [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/minefield.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | 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/minefield.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | 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: using `write!()` with a format string that ends in a single newline, consider using `writeln!()` instead [INFO] [stderr] --> src/game.rs:176:9 [INFO] [stderr] | [INFO] [stderr] 176 | write!(stdout, "{}{}{}\n", color::Bg(color::Reset), color::Fg(color::Reset), Goto(1, self.field.get_height() + 1)).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::write_with_newline)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#write_with_newline [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 125 | return Ok(field); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(field)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:151:9 [INFO] [stderr] | [INFO] [stderr] 151 | return Ok(self.get_square(x, y)?); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(self.get_square(x, y)?)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | return Ok(self.get_square(x, y)?); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(self.get_square(x, y)?)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:221:13 [INFO] [stderr] | [INFO] [stderr] 221 | return Err("X is higher than width"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("X is higher than width")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:223:13 [INFO] [stderr] | [INFO] [stderr] 223 | return Err("Y is higher than height"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Y is higher than height")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:225:13 [INFO] [stderr] | [INFO] [stderr] 225 | return Ok(&mut self.grid[y as usize * self.width as usize + x as usize]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(&mut self.grid[y as usize * self.width as usize + x as usize])` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:231:13 [INFO] [stderr] | [INFO] [stderr] 231 | return Err("X is higher than width"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("X is higher than width")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:233:13 [INFO] [stderr] | [INFO] [stderr] 233 | return Err("Y is higher than height"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Y is higher than height")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:235:13 [INFO] [stderr] | [INFO] [stderr] 235 | return Ok(&self.grid[y as usize * self.width as usize + x as usize]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(&self.grid[y as usize * self.width as usize + x as usize])` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 125 | return Ok(field); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(field)` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_return)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:151:9 [INFO] [stderr] | [INFO] [stderr] 151 | return Ok(self.get_square(x, y)?); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(self.get_square(x, y)?)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | return Ok(self.get_square(x, y)?); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(self.get_square(x, y)?)` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:221:13 [INFO] [stderr] | [INFO] [stderr] 221 | return Err("X is higher than width"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("X is higher than width")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:223:13 [INFO] [stderr] | [INFO] [stderr] 223 | return Err("Y is higher than height"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Y is higher than height")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:225:13 [INFO] [stderr] | [INFO] [stderr] 225 | return Ok(&mut self.grid[y as usize * self.width as usize + x as usize]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(&mut self.grid[y as usize * self.width as usize + x as usize])` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:231:13 [INFO] [stderr] | [INFO] [stderr] 231 | return Err("X is higher than width"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("X is higher than width")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:233:13 [INFO] [stderr] | [INFO] [stderr] 233 | return Err("Y is higher than height"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Y is higher than height")` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [INFO] [stderr] [INFO] [stderr] warning: unneeded return statement [INFO] [stderr] --> src/minefield.rs:235:13 [INFO] [stderr] | [INFO] [stderr] 235 | return Ok(&self.grid[y as usize * self.width as usize + x as usize]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(&self.grid[y as usize * self.width as usize + x as usize])` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return [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/minefield.rs:212:13 [INFO] [stderr] | [INFO] [stderr] 212 | / match s.square_type { [INFO] [stderr] 213 | | SquareType::Mine => { s.revealed = true; }, [INFO] [stderr] 214 | | _ => {}, [INFO] [stderr] 215 | | }; [INFO] [stderr] | |_____________^ help: try this: `if let SquareType::Mine = s.square_type { s.revealed = true; }` [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] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/game.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | self.field.get_revealed() as f64 * 100f64 / (self.field.get_size() as f64 - self.field.get_mines() as f64) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.field.get_revealed())` [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/game.rs:162:89 [INFO] [stderr] | [INFO] [stderr] 162 | self.field.get_revealed() as f64 * 100f64 / (self.field.get_size() as f64 - self.field.get_mines() as f64) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.field.get_mines())` [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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:34:33 [INFO] [stderr] | [INFO] [stderr] 34 | let mines = mines.unwrap_or(width as u32 * height as u32 / 10); [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `u32::from(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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:34:48 [INFO] [stderr] | [INFO] [stderr] 34 | let mines = mines.unwrap_or(width as u32 * height as u32 / 10); [INFO] [stderr] | ^^^^^^^^^^^^^ help: try: `u32::from(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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/minefield.rs:212:13 [INFO] [stderr] | [INFO] [stderr] 212 | / match s.square_type { [INFO] [stderr] 213 | | SquareType::Mine => { s.revealed = true; }, [INFO] [stderr] 214 | | _ => {}, [INFO] [stderr] 215 | | }; [INFO] [stderr] | |_____________^ help: try this: `if let SquareType::Mine = s.square_type { s.revealed = true; }` [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] [INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change [INFO] [stderr] --> src/game.rs:162:13 [INFO] [stderr] | [INFO] [stderr] 162 | self.field.get_revealed() as f64 * 100f64 / (self.field.get_size() as f64 - self.field.get_mines() as f64) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.field.get_revealed())` [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/game.rs:162:89 [INFO] [stderr] | [INFO] [stderr] 162 | self.field.get_revealed() as f64 * 100f64 / (self.field.get_size() as f64 - self.field.get_mines() as f64) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.field.get_mines())` [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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:34:33 [INFO] [stderr] | [INFO] [stderr] 34 | let mines = mines.unwrap_or(width as u32 * height as u32 / 10); [INFO] [stderr] | ^^^^^^^^^^^^ help: try: `u32::from(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 u16 to u32 may become silently lossy if types change [INFO] [stderr] --> src/main.rs:34:48 [INFO] [stderr] | [INFO] [stderr] 34 | let mines = mines.unwrap_or(width as u32 * height as u32 / 10); [INFO] [stderr] | ^^^^^^^^^^^^^ help: try: `u32::from(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] Finished dev [unoptimized + debuginfo] target(s) in 2.54s [INFO] running `"docker" "inspect" "eff6c214ac004afdd79378ad17d19e3e152a1a9df86f16ad5fa0e256443cec3a"` [INFO] running `"docker" "rm" "-f" "eff6c214ac004afdd79378ad17d19e3e152a1a9df86f16ad5fa0e256443cec3a"` [INFO] [stdout] eff6c214ac004afdd79378ad17d19e3e152a1a9df86f16ad5fa0e256443cec3a