[INFO] updating cached repository jamwaffles/pi_cube [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jamwaffles/pi_cube [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/pi_cube" "work/ex/clippy-test-run/sources/stable/gh/jamwaffles/pi_cube"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/jamwaffles/pi_cube'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/pi_cube" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/pi_cube"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/pi_cube'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c34baf72d07ede2f689171998b057d06106fe730 [INFO] sha for GitHub repo jamwaffles/pi_cube: c34baf72d07ede2f689171998b057d06106fe730 [INFO] validating manifest of jamwaffles/pi_cube 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 jamwaffles/pi_cube 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 jamwaffles/pi_cube [INFO] finished frobbing jamwaffles/pi_cube [INFO] frobbed toml for jamwaffles/pi_cube written to work/ex/clippy-test-run/sources/stable/gh/jamwaffles/pi_cube/Cargo.toml [INFO] started frobbing jamwaffles/pi_cube [INFO] finished frobbing jamwaffles/pi_cube [INFO] frobbed toml for jamwaffles/pi_cube written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/jamwaffles/pi_cube/Cargo.toml [INFO] crate jamwaffles/pi_cube 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 jamwaffles/pi_cube against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/jamwaffles/pi_cube:/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] 44e1132d90ab30e89b831dcb6636aa4320467b6af179a1c449b602eac8fe6cee [INFO] running `"docker" "start" "-a" "44e1132d90ab30e89b831dcb6636aa4320467b6af179a1c449b602eac8fe6cee"` [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking nix v0.6.0 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking spidev v0.3.0 [INFO] [stderr] Checking apa106_spi v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: redundant field names in struct initialization [INFO] [stderr] --> src/cube.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | spi: spi, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `spi` [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/cube.rs:87:25 [INFO] [stderr] | [INFO] [stderr] 87 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/cube.rs:88:25 [INFO] [stderr] | [INFO] [stderr] 88 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/cube.rs:103:25 [INFO] [stderr] | [INFO] [stderr] 103 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/cube.rs:104:25 [INFO] [stderr] | [INFO] [stderr] 104 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/cube.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 117 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/cube.rs:119:25 [INFO] [stderr] | [INFO] [stderr] 119 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/cube.rs:133:21 [INFO] [stderr] | [INFO] [stderr] 133 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/patterns.rs:94:52 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/patterns.rs:94:58 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/patterns.rs:94:64 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/patterns.rs:96:25 [INFO] [stderr] | [INFO] [stderr] 96 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/patterns.rs:97:25 [INFO] [stderr] | [INFO] [stderr] 97 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/cube.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | spi: spi, [INFO] [stderr] | ^^^^^^^^ help: replace it with: `spi` [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/cube.rs:87:25 [INFO] [stderr] | [INFO] [stderr] 87 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/cube.rs:88:25 [INFO] [stderr] | [INFO] [stderr] 88 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/cube.rs:103:25 [INFO] [stderr] | [INFO] [stderr] 103 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/cube.rs:104:25 [INFO] [stderr] | [INFO] [stderr] 104 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/cube.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 117 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/cube.rs:119:25 [INFO] [stderr] | [INFO] [stderr] 119 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/cube.rs:133:21 [INFO] [stderr] | [INFO] [stderr] 133 | z: z, [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/patterns.rs:94:52 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/patterns.rs:94:58 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `y` [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/patterns.rs:94:64 [INFO] [stderr] | [INFO] [stderr] 94 | let current_position = Voxel { x: x, y: y, z: z }; [INFO] [stderr] | ^^^^ help: replace it with: `z` [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/patterns.rs:96:25 [INFO] [stderr] | [INFO] [stderr] 96 | x: x, [INFO] [stderr] | ^^^^ help: replace it with: `x` [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/patterns.rs:97:25 [INFO] [stderr] | [INFO] [stderr] 97 | y: y, [INFO] [stderr] | ^^^^ help: replace it with: `y` [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: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `329.698_727_446` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unreadable_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:73:38 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider: `0.133_204_759_2` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:79:10 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `99.470_802_586_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:79:38 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `161.119_568_166_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `329.698_727_446` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider: `0.133_204_759_2` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `138.517_731_223_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:95:39 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `305.044_792_730_7` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fire` [INFO] [stderr] --> src/patterns.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn fire(cube: &mut Cube4) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `329.698_73` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::excessive_precision)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:73:38 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.133_204_76` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:79:10 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `99.470_8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:79:38 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `161.119_57` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `329.698_73` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.133_204_76` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `138.517_73` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:95:39 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `305.044_8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice [INFO] [stderr] --> src/cube.rs:143:14 [INFO] [stderr] | [INFO] [stderr] 143 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: call directly: `iter` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::into_iter_on_ref)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref [INFO] [stderr] [INFO] [stderr] warning: casting u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:145:23 [INFO] [stderr] | [INFO] [stderr] 145 | red: (led.red as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try: `f32::from(led.red)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:145:40 [INFO] [stderr] | [INFO] [stderr] 145 | red: (led.red as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:146:25 [INFO] [stderr] | [INFO] [stderr] 146 | green: (led.green as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: try: `f32::from(led.green)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:146:44 [INFO] [stderr] | [INFO] [stderr] 146 | green: (led.green as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:147:24 [INFO] [stderr] | [INFO] [stderr] 147 | blue: (led.blue as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: try: `f32::from(led.blue)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:147:42 [INFO] [stderr] | [INFO] [stderr] 147 | blue: (led.blue as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 are using an explicit closure for cloning elements [INFO] [stderr] --> src/cube.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | / colour_to_raw(&led) [INFO] [stderr] 151 | | .into_iter() [INFO] [stderr] 152 | | .map(|byte| *byte) [INFO] [stderr] | |______________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::map_clone)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone [INFO] [stderr] help: Consider calling the dedicated `cloned` method [INFO] [stderr] | [INFO] [stderr] 150 | colour_to_raw(&led) [INFO] [stderr] 151 | .into_iter().cloned() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: this .into_iter() call is equivalent to .iter() and will not move the array [INFO] [stderr] --> src/cube.rs:151:22 [INFO] [stderr] | [INFO] [stderr] 151 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: call directly: `iter` [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::into_iter_on_array)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_array [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/cube.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 158 | / match self.spi.write(&bytes.as_slice()) { [INFO] [stderr] 159 | | Err(e) => println!("SPI write error {}", e), [INFO] [stderr] 160 | | _ => (), [INFO] [stderr] 161 | | } [INFO] [stderr] | |_________^ help: try this: `if let Err(e) = self.spi.write(&bytes.as_slice()) { println!("SPI write error {}", e) }` [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: this argument is passed by reference, but would be more efficient if passed by value [INFO] [stderr] --> src/cube.rs:169:25 [INFO] [stderr] | [INFO] [stderr] 169 | fn colour_to_raw(input: &Apa106Led) -> [u8; 24] { [INFO] [stderr] | ^^^^^^^^^^ help: consider passing by value instead: `Apa106Led` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref [INFO] [stderr] [INFO] [stderr] warning: the loop variable `x` is used to index `temps` [INFO] [stderr] --> src/patterns.rs:14:14 [INFO] [stderr] | [INFO] [stderr] 14 | for x in 0..4 { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 14 | for (x, ) in temps.iter_mut().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the loop variable `x` is used to index `temps` [INFO] [stderr] --> src/patterns.rs:33:18 [INFO] [stderr] | [INFO] [stderr] 33 | for x in 0..4 { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 33 | for (x, ) in temps.iter_mut().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `apa106_spi`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `329.698_727_446` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unreadable_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:73:38 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider: `0.133_204_759_2` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:79:10 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `99.470_802_586_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:79:38 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `161.119_568_166_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider: `329.698_727_446` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider: `0.133_204_759_2` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `138.517_731_223_1` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/colour_functions.rs:95:39 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider: `305.044_792_730_7` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fire` [INFO] [stderr] --> src/patterns.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn fire(cube: &mut Cube4) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `329.698_73` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::excessive_precision)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:73:38 [INFO] [stderr] | [INFO] [stderr] 73 | r = 329.698727446 * (r.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.133_204_76` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:79:10 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `99.470_8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:79:38 [INFO] [stderr] | [INFO] [stderr] 79 | (99.4708025861 * temp.ln() - 161.1195681661) as u8 [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `161.119_57` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `329.698_73` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | g = 329.698727446 * (g.powf(-0.1332047592)); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.133_204_76` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `138.517_73` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: float has excessive precision [INFO] [stderr] --> src/colour_functions.rs:95:39 [INFO] [stderr] | [INFO] [stderr] 95 | b = 138.5177312231 * b.ln() - 305.0447927307; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: consider changing the type or truncating it to: `305.044_8` [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision [INFO] [stderr] [INFO] [stderr] warning: this .into_iter() call is equivalent to .iter() and will not move the slice [INFO] [stderr] --> src/cube.rs:143:14 [INFO] [stderr] | [INFO] [stderr] 143 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: call directly: `iter` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::into_iter_on_ref)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref [INFO] [stderr] [INFO] [stderr] warning: casting u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:145:23 [INFO] [stderr] | [INFO] [stderr] 145 | red: (led.red as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try: `f32::from(led.red)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:145:40 [INFO] [stderr] | [INFO] [stderr] 145 | red: (led.red as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:146:25 [INFO] [stderr] | [INFO] [stderr] 146 | green: (led.green as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: try: `f32::from(led.green)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:146:44 [INFO] [stderr] | [INFO] [stderr] 146 | green: (led.green as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:147:24 [INFO] [stderr] | [INFO] [stderr] 147 | blue: (led.blue as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: try: `f32::from(led.blue)` [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 u8 to f32 may become silently lossy if types change [INFO] [stderr] --> src/cube.rs:147:42 [INFO] [stderr] | [INFO] [stderr] 147 | blue: (led.blue as f32 * self.max_brightness as f32 / 255.0) as u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f32::from(self.max_brightness)` [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 are using an explicit closure for cloning elements [INFO] [stderr] --> src/cube.rs:150:17 [INFO] [stderr] | [INFO] [stderr] 150 | / colour_to_raw(&led) [INFO] [stderr] 151 | | .into_iter() [INFO] [stderr] 152 | | .map(|byte| *byte) [INFO] [stderr] | |______________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::map_clone)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone [INFO] [stderr] help: Consider calling the dedicated `cloned` method [INFO] [stderr] | [INFO] [stderr] 150 | colour_to_raw(&led) [INFO] [stderr] 151 | .into_iter().cloned() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: this .into_iter() call is equivalent to .iter() and will not move the array [INFO] [stderr] --> src/cube.rs:151:22 [INFO] [stderr] | [INFO] [stderr] 151 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ help: call directly: `iter` [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::into_iter_on_array)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_array [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/cube.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 158 | / match self.spi.write(&bytes.as_slice()) { [INFO] [stderr] 159 | | Err(e) => println!("SPI write error {}", e), [INFO] [stderr] 160 | | _ => (), [INFO] [stderr] 161 | | } [INFO] [stderr] | |_________^ help: try this: `if let Err(e) = self.spi.write(&bytes.as_slice()) { println!("SPI write error {}", e) }` [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: this argument is passed by reference, but would be more efficient if passed by value [INFO] [stderr] --> src/cube.rs:169:25 [INFO] [stderr] | [INFO] [stderr] 169 | fn colour_to_raw(input: &Apa106Led) -> [u8; 24] { [INFO] [stderr] | ^^^^^^^^^^ help: consider passing by value instead: `Apa106Led` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref [INFO] [stderr] [INFO] [stderr] warning: the loop variable `x` is used to index `temps` [INFO] [stderr] --> src/patterns.rs:14:14 [INFO] [stderr] | [INFO] [stderr] 14 | for x in 0..4 { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 14 | for (x, ) in temps.iter_mut().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the loop variable `x` is used to index `temps` [INFO] [stderr] --> src/patterns.rs:33:18 [INFO] [stderr] | [INFO] [stderr] 33 | for x in 0..4 { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 33 | for (x, ) in temps.iter_mut().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `apa106_spi`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "44e1132d90ab30e89b831dcb6636aa4320467b6af179a1c449b602eac8fe6cee"` [INFO] running `"docker" "rm" "-f" "44e1132d90ab30e89b831dcb6636aa4320467b6af179a1c449b602eac8fe6cee"` [INFO] [stdout] 44e1132d90ab30e89b831dcb6636aa4320467b6af179a1c449b602eac8fe6cee