[INFO] crate color-convert 0.1.0 is already in cache
[INFO] extracting crate color-convert 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/color-convert/0.1.0
[INFO] extracting crate color-convert 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/color-convert/0.1.0
[INFO] validating manifest of color-convert-0.1.0 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 color-convert-0.1.0 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 color-convert-0.1.0
[INFO] finished frobbing color-convert-0.1.0
[INFO] frobbed toml for color-convert-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/color-convert/0.1.0/Cargo.toml
[INFO] started frobbing color-convert-0.1.0
[INFO] finished frobbing color-convert-0.1.0
[INFO] frobbed toml for color-convert-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/color-convert/0.1.0/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 color-convert-0.1.0 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/reg/color-convert/0.1.0:/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] b850ec546b9ee321183165e8855cf6d5dbf4e1dacffa810d74dd8e9d2b1d91ec
[INFO] running `"docker" "start" "-a" "b850ec546b9ee321183165e8855cf6d5dbf4e1dacffa810d74dd8e9d2b1d91ec"`
[INFO] [stderr]     Checking color-convert v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:150:6
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let c = ((1f32 - r - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:151:6
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let m = ((1f32 - g - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:152:6
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let y = ((1f32 - b - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:179:6
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let s;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:180:6
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let v;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:42:7
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let g;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:43:7
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let b;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let q;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 8th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let p;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let r = utils::round(255f32 * (1f32 - c) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let g = utils::round(255f32 * (1f32 - m) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let b = utils::round(255f32 * (1f32 - y) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:25:7
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let x = c * (1f32 - ((h / 60f32) % 2f32 - 1f32).abs());
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let m = v - c;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut r = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 8th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:29:11
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let mut g = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 9th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:30:11
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut b = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:150:6
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let c = ((1f32 - r - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:151:6
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let m = ((1f32 - g - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:152:6
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let y = ((1f32 - b - k) / (1f32 - k) * 100f32).round() / 100f32;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:179:6
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let s;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/handles/rgb.rs:180:6
[INFO] [stderr]     |
[INFO] [stderr] 180 |     let v;
[INFO] [stderr]     |         ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:42:7
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let g;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:43:7
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let b;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let q;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 8th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsl.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let p;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let r = utils::round(255f32 * (1f32 - c) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let g = utils::round(255f32 * (1f32 - m) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/cmyk.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |         let b = utils::round(255f32 * (1f32 - y) * (1f32 - k), 0);
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:25:7
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let x = c * (1f32 - ((h / 60f32) % 2f32 - 1f32).abs());
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let m = v - c;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 7th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:28:11
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut r = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 8th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:29:11
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let mut g = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 9th binding whose name is just one char
[INFO] [stderr]   --> src/handles/hsv.rs:30:11
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let mut b = 0f32;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:149:2
[INFO] [stderr]     |
[INFO] [stderr] 149 |     to_color
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:3:17
[INFO] [stderr]     |
[INFO] [stderr] 3   |       let to_color = match color_name {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 4   | |         "AliceBlue" => "#F0F8FF",
[INFO] [stderr] 5   | |         "AntiqueWhite" => "#FAEBD7",
[INFO] [stderr] 6   | |         "Aqua" => "#00FFFF",
[INFO] [stderr] ...   |
[INFO] [stderr] 147 | |         _ => panic!("[color-convert] map_color_name not match color_name value.")
[INFO] [stderr] 148 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:300:2
[INFO] [stderr]     |
[INFO] [stderr] 300 |     to_color_name
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:154:22
[INFO] [stderr]     |
[INFO] [stderr] 154 |       let to_color_name = match color_name {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 155 | |         "blue" => "Blue",
[INFO] [stderr] 156 | |         "pink" => "Pink",
[INFO] [stderr] 157 | |         "powderblue" => "PowderBlue",
[INFO] [stderr] ...   |
[INFO] [stderr] 298 | |         _ => panic!("[color-convert] map_name_to_name not match color_name value.")
[INFO] [stderr] 299 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:324:2
[INFO] [stderr]     |
[INFO] [stderr] 324 |     match_number
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:305:21
[INFO] [stderr]     |
[INFO] [stderr] 305 |       let match_number = match upper_char.as_str() {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 306 | |         "A" => 10,
[INFO] [stderr] 307 | |         "B" => 11,
[INFO] [stderr] 308 | |         "C" => 12,
[INFO] [stderr] ...   |
[INFO] [stderr] 322 | |         _ => panic!("[color-convert] map_hex not match match_char value.")
[INFO] [stderr] 323 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/handles/hex.rs:77:10
[INFO] [stderr]    |
[INFO] [stderr] 77 |           } else {
[INFO] [stderr]    |  ________________^
[INFO] [stderr] 78 | |             if color.android {
[INFO] [stderr] 79 | |                 //hex_string.insert_str(0, &hex_string.pop().unwrap().to_string());
[INFO] [stderr] 80 | |                 hex_string = format!("{}{}", &hex_string[6..8], &hex_string[0..6]);
[INFO] [stderr] 81 | |             }
[INFO] [stderr] 82 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 77 |         } else if color.android {
[INFO] [stderr] 78 |     //hex_string.insert_str(0, &hex_string.pop().unwrap().to_string());
[INFO] [stderr] 79 |     hex_string = format!("{}{}", &hex_string[6..8], &hex_string[0..6]);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/handles/rgb.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 233 | |         if color.alpha {
[INFO] [stderr] 234 | |             rgb = format!("rgba({},{},{},{})", r, g, b, if alpha > 1f32 {1f32} else {alpha});
[INFO] [stderr] 235 | |         } else {
[INFO] [stderr] 236 | |             rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 237 | |         }
[INFO] [stderr] 238 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 232 |     } else if color.alpha {
[INFO] [stderr] 233 |     rgb = format!("rgba({},{},{},{})", r, g, b, if alpha > 1f32 {1f32} else {alpha});
[INFO] [stderr] 234 | } else {
[INFO] [stderr] 235 |     rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 236 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/handles/hsl.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if ti < 0.166666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider: `0.166_666_666`
[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/handles/hsl.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |     if ti < 0.666666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider: `0.666_666_666`
[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/handles/hsl.rs:23:28
[INFO] [stderr]    |
[INFO] [stderr] 23 |         return pi + (qi - pi) * (0.666666666 - ti) * 6f32;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: consider: `0.666_666_666`
[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/handles/hsl.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r = utils::round(handle_hsl(p, q, h + 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider: `0.333_333_33`
[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/handles/hsl.rs:70:42
[INFO] [stderr]    |
[INFO] [stderr] 70 |             b = utils::round(handle_hsl(p, q, h - 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider: `0.333_333_33`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]  --> src/handles/hsv.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     cap
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]  --> src/handles/hsv.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let cap = re.captures(&hsv);
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:149:2
[INFO] [stderr]     |
[INFO] [stderr] 149 |     to_color
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:3:17
[INFO] [stderr]     |
[INFO] [stderr] 3   |       let to_color = match color_name {
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 4   | |         "AliceBlue" => "#F0F8FF",
[INFO] [stderr] 5   | |         "AntiqueWhite" => "#FAEBD7",
[INFO] [stderr] 6   | |         "Aqua" => "#00FFFF",
[INFO] [stderr] ...   |
[INFO] [stderr] 147 | |         _ => panic!("[color-convert] map_color_name not match color_name value.")
[INFO] [stderr] 148 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:300:2
[INFO] [stderr]     |
[INFO] [stderr] 300 |     to_color_name
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:154:22
[INFO] [stderr]     |
[INFO] [stderr] 154 |       let to_color_name = match color_name {
[INFO] [stderr]     |  _________________________^
[INFO] [stderr] 155 | |         "blue" => "Blue",
[INFO] [stderr] 156 | |         "pink" => "Pink",
[INFO] [stderr] 157 | |         "powderblue" => "PowderBlue",
[INFO] [stderr] ...   |
[INFO] [stderr] 298 | |         _ => panic!("[color-convert] map_name_to_name not match color_name value.")
[INFO] [stderr] 299 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/handles/map.rs:324:2
[INFO] [stderr]     |
[INFO] [stderr] 324 |     match_number
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/handles/map.rs:305:21
[INFO] [stderr]     |
[INFO] [stderr] 305 |       let match_number = match upper_char.as_str() {
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 306 | |         "A" => 10,
[INFO] [stderr] 307 | |         "B" => 11,
[INFO] [stderr] 308 | |         "C" => 12,
[INFO] [stderr] ...   |
[INFO] [stderr] 322 | |         _ => panic!("[color-convert] map_hex not match match_char value.")
[INFO] [stderr] 323 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]   --> src/handles/hex.rs:77:10
[INFO] [stderr]    |
[INFO] [stderr] 77 |           } else {
[INFO] [stderr]    |  ________________^
[INFO] [stderr] 78 | |             if color.android {
[INFO] [stderr] 79 | |                 //hex_string.insert_str(0, &hex_string.pop().unwrap().to_string());
[INFO] [stderr] 80 | |                 hex_string = format!("{}{}", &hex_string[6..8], &hex_string[0..6]);
[INFO] [stderr] 81 | |             }
[INFO] [stderr] 82 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]    |
[INFO] [stderr] 77 |         } else if color.android {
[INFO] [stderr] 78 |     //hex_string.insert_str(0, &hex_string.pop().unwrap().to_string());
[INFO] [stderr] 79 |     hex_string = format!("{}{}", &hex_string[6..8], &hex_string[0..6]);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/handles/rgb.rs:232:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |       } else {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 233 | |         if color.alpha {
[INFO] [stderr] 234 | |             rgb = format!("rgba({},{},{},{})", r, g, b, if alpha > 1f32 {1f32} else {alpha});
[INFO] [stderr] 235 | |         } else {
[INFO] [stderr] 236 | |             rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 237 | |         }
[INFO] [stderr] 238 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 232 |     } else if color.alpha {
[INFO] [stderr] 233 |     rgb = format!("rgba({},{},{},{})", r, g, b, if alpha > 1f32 {1f32} else {alpha});
[INFO] [stderr] 234 | } else {
[INFO] [stderr] 235 |     rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 236 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/handles/hsl.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if ti < 0.166666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider: `0.166_666_666`
[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/handles/hsl.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |     if ti < 0.666666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider: `0.666_666_666`
[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/handles/hsl.rs:23:28
[INFO] [stderr]    |
[INFO] [stderr] 23 |         return pi + (qi - pi) * (0.666666666 - ti) * 6f32;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: consider: `0.666_666_666`
[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/handles/hsl.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r = utils::round(handle_hsl(p, q, h + 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider: `0.333_333_33`
[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/handles/hsl.rs:70:42
[INFO] [stderr]    |
[INFO] [stderr] 70 |             b = utils::round(handle_hsl(p, q, h - 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider: `0.333_333_33`
[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: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]  --> src/handles/hsv.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     cap
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]  --> src/handles/hsv.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let cap = re.captures(&hsv);
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:43:18
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn to_upper(&mut self, to_upper: bool) -> &Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn to_android(&mut self, to_android: bool) -> &Self {
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:51:18
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn to_alpha(&mut self, to_alpha: bool) -> &Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `n` is only used to index `value`.
[INFO] [stderr]   --> src/handles/rgb.rs:43:11
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for n in 0..3usize {
[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] 43 |     for <item> in value.iter().take(3usize) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/handles/rgb.rs:56:3
[INFO] [stderr]    |
[INFO] [stderr] 56 |           let mut alpha = 1f32;
[INFO] [stderr]    |  _________^
[INFO] [stderr] 57 | |         if cap.len() == 4 {
[INFO] [stderr] 58 | |             alpha = cap[3];
[INFO] [stderr] 59 | |         }
[INFO] [stderr]    | |_________^ help: it is more idiomatic to write: `let <mut> alpha = if cap.len() == 4 { cap[3] } else { 1f32 };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> src/handles/rgb.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if max == min {
[INFO] [stderr]    |        ^^^^^^^^^^ help: consider comparing them within some error: `(max - min).abs() < error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/handles/rgb.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if max == min {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if max == cap[0] && cap[1] >= cap[2] {
[INFO] [stderr]     |            ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[0]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if max == cap[0] && cap[1] >= cap[2] {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[0]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: equal expressions as operands to `<`
[INFO] [stderr]    --> src/handles/rgb.rs:103:30
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::eq_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#eq_op
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[1]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[2]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     if k == 1f32 {
[INFO] [stderr]     |        ^^^^^^^^^ help: consider comparing them within some error: `(k - 1f32).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     if k == 1f32 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `index` is only used to index `cmyk`.
[INFO] [stderr]    --> src/handles/rgb.rs:155:15
[INFO] [stderr]     |
[INFO] [stderr] 155 |     for index 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] 155 |     for <item> in cmyk.iter_mut().take(4) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:188:12
[INFO] [stderr]     |
[INFO] [stderr] 188 |     } else if max == r {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - r).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:188:12
[INFO] [stderr]     |
[INFO] [stderr] 188 |     } else if max == r {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     } else if max == g {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - g).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     } else if max == g {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:192:12
[INFO] [stderr]     |
[INFO] [stderr] 192 |     } else if max == b {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - b).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:192:12
[INFO] [stderr]     |
[INFO] [stderr] 192 |     } else if max == b {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/handles/rgb.rs:215:2
[INFO] [stderr]     |
[INFO] [stderr] 215 |       let mut alpha = 1f32;
[INFO] [stderr]     |  _____^
[INFO] [stderr] 216 | |
[INFO] [stderr] 217 | |     if cap.len() == 4 {
[INFO] [stderr] 218 | |         alpha = cap[3];
[INFO] [stderr] 219 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> alpha = if cap.len() == 4 { cap[3] } else { 1f32 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]   --> src/handles/hsl.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if ti < 0.166666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.166_666_67`
[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/handles/hsl.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |     if ti < 0.666666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.666_666_7`
[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/handles/hsl.rs:23:28
[INFO] [stderr]    |
[INFO] [stderr] 23 |         return pi + (qi - pi) * (0.666666666 - ti) * 6f32;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.666_666_7`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/handles/hsl.rs:73:3
[INFO] [stderr]    |
[INFO] [stderr] 73 |           let rgb;
[INFO] [stderr]    |  _________^
[INFO] [stderr] 74 | |         if color.alpha {
[INFO] [stderr] 75 | |             rgb = format!("rgba({},{},{},{})", r, g, b, alpha);
[INFO] [stderr] 76 | |         } else {
[INFO] [stderr] 77 | |             rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 78 | |         }
[INFO] [stderr]    | |_________^ help: it is more idiomatic to write: `let rgb = if color.alpha { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/handles/hsl.rs:53:3
[INFO] [stderr]    |
[INFO] [stderr] 53 |         h = h / 360f32;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `h /= 360f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]   --> src/handles/hsl.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r = utils::round(handle_hsl(p, q, h + 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider changing the type or truncating it to: `0.333_333_34`
[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/handles/hsl.rs:70:42
[INFO] [stderr]    |
[INFO] [stderr] 70 |             b = utils::round(handle_hsl(p, q, h - 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider changing the type or truncating it to: `0.333_333_34`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/handles/hsl.rs:104:3
[INFO] [stderr]     |
[INFO] [stderr] 104 |           let hsl;
[INFO] [stderr]     |  _________^
[INFO] [stderr] 105 | |         if color.alpha {
[INFO] [stderr] 106 | |             hsl = format!("hsla({},{},{},{})", &value["h"], &value["s"], &value["l"], alpha);
[INFO] [stderr] 107 | |         } else {
[INFO] [stderr] 108 | |             hsl = format!("hsl({},{},{})", &value["h"], &value["s"], &value["l"]);
[INFO] [stderr] 109 | |         }
[INFO] [stderr]     | |_________^ help: it is more idiomatic to write: `let hsl = if color.alpha { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/handles/hsv.rs:99:9
[INFO] [stderr]     |
[INFO] [stderr] 99  |       if let Some(_) = cap {
[INFO] [stderr]     |  _____-      ^^^^^^^
[INFO] [stderr] 100 | |         let hsv = hsv.to_owned();
[INFO] [stderr] 101 | |         return Ok(if color.upper {hsv.to_uppercase()} else {hsv});
[INFO] [stderr] 102 | |     }
[INFO] [stderr]     | |_____- help: try this: `if cap.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: This binary expression can be simplified
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `alpha >= 1f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_comparisons)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_comparisons
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: consider comparing them within some error: `(alpha - 1f32).abs() < error`
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/utils.rs:58:2
[INFO] [stderr]    |
[INFO] [stderr] 58 |       let result;
[INFO] [stderr]    |  _____^
[INFO] [stderr] 59 | |     if value.contains("%") {
[INFO] [stderr] 60 | |         let n = value.replace("%", "");
[INFO] [stderr] 61 | |         result = match n.parse::<f32>() {
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |         };
[INFO] [stderr] 70 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] help: it is more idiomatic to write
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let result = if value.contains("%") { ..; match n.parse::<f32>() {
[INFO] [stderr] 59 |             Ok(value) => value / 100f32,
[INFO] [stderr] 60 |             Err(_error) => 0f32,
[INFO] [stderr] 61 |         } } else { match value.parse::<f32>() {
[INFO] [stderr] 62 |             Ok(value) => value / 255f32,
[INFO] [stderr] 63 |             Err(_error) => 0f32,
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils.rs:59:20
[INFO] [stderr]    |
[INFO] [stderr] 59 |     if value.contains("%") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'%'`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/utils.rs:78:2
[INFO] [stderr]    |
[INFO] [stderr] 78 |       let result;
[INFO] [stderr]    |  _____^
[INFO] [stderr] 79 | |     if value.contains("%") {
[INFO] [stderr] 80 | |         let n = value.replace("%", "");
[INFO] [stderr] 81 | |         result = match n.parse::<f32>() {
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |         };
[INFO] [stderr] 90 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] help: it is more idiomatic to write
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let result = if value.contains("%") { ..; match n.parse::<f32>() {
[INFO] [stderr] 79 |             Ok(value) => value / 100f32,
[INFO] [stderr] 80 |             Err(_error) => 0f32,
[INFO] [stderr] 81 |         } } else { match value.parse::<f32>() {
[INFO] [stderr] 82 |             Ok(value) => value,
[INFO] [stderr] 83 |             Err(_error) => 0f32,
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils.rs:79:20
[INFO] [stderr]    |
[INFO] [stderr] 79 |     if value.contains("%") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'%'`
[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] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `color-convert`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:43:18
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn to_upper(&mut self, to_upper: bool) -> &Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::wrong_self_convention)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn to_android(&mut self, to_android: bool) -> &Self {
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: methods called `to_*` usually take self by reference; consider choosing a less ambiguous name
[INFO] [stderr]   --> src/color.rs:51:18
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn to_alpha(&mut self, to_alpha: bool) -> &Self {
[INFO] [stderr]    |                     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wrong_self_convention
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `n` is only used to index `value`.
[INFO] [stderr]   --> src/handles/rgb.rs:43:11
[INFO] [stderr]    |
[INFO] [stderr] 43 |     for n in 0..3usize {
[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] 43 |     for <item> in value.iter().take(3usize) {
[INFO] [stderr]    |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/handles/rgb.rs:56:3
[INFO] [stderr]    |
[INFO] [stderr] 56 |           let mut alpha = 1f32;
[INFO] [stderr]    |  _________^
[INFO] [stderr] 57 | |         if cap.len() == 4 {
[INFO] [stderr] 58 | |             alpha = cap[3];
[INFO] [stderr] 59 | |         }
[INFO] [stderr]    | |_________^ help: it is more idiomatic to write: `let <mut> alpha = if cap.len() == 4 { cap[3] } else { 1f32 };`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_let_if_seq)] on by default
[INFO] [stderr]    = note: you might not need `mut` at all
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> src/handles/rgb.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if max == min {
[INFO] [stderr]    |        ^^^^^^^^^^ help: consider comparing them within some error: `(max - min).abs() < error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/handles/rgb.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     if max == min {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if max == cap[0] && cap[1] >= cap[2] {
[INFO] [stderr]     |            ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[0]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |         if max == cap[0] && cap[1] >= cap[2] {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[0]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: equal expressions as operands to `<`
[INFO] [stderr]    --> src/handles/rgb.rs:103:30
[INFO] [stderr]     |
[INFO] [stderr] 103 |         } else if max == cap[0] && cap[1] < cap[1] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::eq_op)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#eq_op
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[1]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^ help: consider comparing them within some error: `(max - cap[2]).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:105:30
[INFO] [stderr]     |
[INFO] [stderr] 105 |         } else if max == cap[1] || max == cap[2] {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     if k == 1f32 {
[INFO] [stderr]     |        ^^^^^^^^^ help: consider comparing them within some error: `(k - 1f32).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     if k == 1f32 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `index` is only used to index `cmyk`.
[INFO] [stderr]    --> src/handles/rgb.rs:155:15
[INFO] [stderr]     |
[INFO] [stderr] 155 |     for index 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] 155 |     for <item> in cmyk.iter_mut().take(4) {
[INFO] [stderr]     |         ^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:188:12
[INFO] [stderr]     |
[INFO] [stderr] 188 |     } else if max == r {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - r).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:188:12
[INFO] [stderr]     |
[INFO] [stderr] 188 |     } else if max == r {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     } else if max == g {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - g).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:190:12
[INFO] [stderr]     |
[INFO] [stderr] 190 |     } else if max == g {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/handles/rgb.rs:192:12
[INFO] [stderr]     |
[INFO] [stderr] 192 |     } else if max == b {
[INFO] [stderr]     |               ^^^^^^^^ help: consider comparing them within some error: `(max - b).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/handles/rgb.rs:192:12
[INFO] [stderr]     |
[INFO] [stderr] 192 |     } else if max == b {
[INFO] [stderr]     |               ^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/handles/rgb.rs:215:2
[INFO] [stderr]     |
[INFO] [stderr] 215 |       let mut alpha = 1f32;
[INFO] [stderr]     |  _____^
[INFO] [stderr] 216 | |
[INFO] [stderr] 217 | |     if cap.len() == 4 {
[INFO] [stderr] 218 | |         alpha = cap[3];
[INFO] [stderr] 219 | |     }
[INFO] [stderr]     | |_____^ help: it is more idiomatic to write: `let <mut> alpha = if cap.len() == 4 { cap[3] } else { 1f32 };`
[INFO] [stderr]     |
[INFO] [stderr]     = note: you might not need `mut` at all
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]   --> src/handles/hsl.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     if ti < 0.166666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.166_666_67`
[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/handles/hsl.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 |     if ti < 0.666666666 {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.666_666_7`
[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/handles/hsl.rs:23:28
[INFO] [stderr]    |
[INFO] [stderr] 23 |         return pi + (qi - pi) * (0.666666666 - ti) * 6f32;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.666_666_7`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/handles/hsl.rs:73:3
[INFO] [stderr]    |
[INFO] [stderr] 73 |           let rgb;
[INFO] [stderr]    |  _________^
[INFO] [stderr] 74 | |         if color.alpha {
[INFO] [stderr] 75 | |             rgb = format!("rgba({},{},{},{})", r, g, b, alpha);
[INFO] [stderr] 76 | |         } else {
[INFO] [stderr] 77 | |             rgb = format!("rgb({},{},{})", r, g, b);
[INFO] [stderr] 78 | |         }
[INFO] [stderr]    | |_________^ help: it is more idiomatic to write: `let rgb = if color.alpha { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/handles/hsl.rs:53:3
[INFO] [stderr]    |
[INFO] [stderr] 53 |         h = h / 360f32;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: replace it with: `h /= 360f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]   --> src/handles/hsl.rs:68:42
[INFO] [stderr]    |
[INFO] [stderr] 68 |             r = utils::round(handle_hsl(p, q, h + 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider changing the type or truncating it to: `0.333_333_34`
[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/handles/hsl.rs:70:42
[INFO] [stderr]    |
[INFO] [stderr] 70 |             b = utils::round(handle_hsl(p, q, h - 0.33333333) * 255f32, 2);
[INFO] [stderr]    |                                                   ^^^^^^^^^^ help: consider changing the type or truncating it to: `0.333_333_34`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]    --> src/handles/hsl.rs:104:3
[INFO] [stderr]     |
[INFO] [stderr] 104 |           let hsl;
[INFO] [stderr]     |  _________^
[INFO] [stderr] 105 | |         if color.alpha {
[INFO] [stderr] 106 | |             hsl = format!("hsla({},{},{},{})", &value["h"], &value["s"], &value["l"], alpha);
[INFO] [stderr] 107 | |         } else {
[INFO] [stderr] 108 | |             hsl = format!("hsl({},{},{})", &value["h"], &value["s"], &value["l"]);
[INFO] [stderr] 109 | |         }
[INFO] [stderr]     | |_________^ help: it is more idiomatic to write: `let hsl = if color.alpha { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) } else { $ crate :: fmt :: format ( format_args ! ( $ ( $ arg ) * ) ) };`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_some()`
[INFO] [stderr]    --> src/handles/hsv.rs:99:9
[INFO] [stderr]     |
[INFO] [stderr] 99  |       if let Some(_) = cap {
[INFO] [stderr]     |  _____-      ^^^^^^^
[INFO] [stderr] 100 | |         let hsv = hsv.to_owned();
[INFO] [stderr] 101 | |         return Ok(if color.upper {hsv.to_uppercase()} else {hsv});
[INFO] [stderr] 102 | |     }
[INFO] [stderr]     | |_____- help: try this: `if cap.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: This binary expression can be simplified
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `alpha >= 1f32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::double_comparisons)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#double_comparisons
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: consider comparing them within some error: `(alpha - 1f32).abs() < error`
[INFO] [stderr]    |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]   --> src/utils.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     if alpha == 1f32 || alpha > 1f32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/utils.rs:58:2
[INFO] [stderr]    |
[INFO] [stderr] 58 |       let result;
[INFO] [stderr]    |  _____^
[INFO] [stderr] 59 | |     if value.contains("%") {
[INFO] [stderr] 60 | |         let n = value.replace("%", "");
[INFO] [stderr] 61 | |         result = match n.parse::<f32>() {
[INFO] [stderr] ...  |
[INFO] [stderr] 69 | |         };
[INFO] [stderr] 70 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] help: it is more idiomatic to write
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let result = if value.contains("%") { ..; match n.parse::<f32>() {
[INFO] [stderr] 59 |             Ok(value) => value / 100f32,
[INFO] [stderr] 60 |             Err(_error) => 0f32,
[INFO] [stderr] 61 |         } } else { match value.parse::<f32>() {
[INFO] [stderr] 62 |             Ok(value) => value / 255f32,
[INFO] [stderr] 63 |             Err(_error) => 0f32,
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils.rs:59:20
[INFO] [stderr]    |
[INFO] [stderr] 59 |     if value.contains("%") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'%'`
[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: `if _ { .. } else { .. }` is an expression
[INFO] [stderr]   --> src/utils.rs:78:2
[INFO] [stderr]    |
[INFO] [stderr] 78 |       let result;
[INFO] [stderr]    |  _____^
[INFO] [stderr] 79 | |     if value.contains("%") {
[INFO] [stderr] 80 | |         let n = value.replace("%", "");
[INFO] [stderr] 81 | |         result = match n.parse::<f32>() {
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |         };
[INFO] [stderr] 90 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_let_if_seq
[INFO] [stderr] help: it is more idiomatic to write
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let result = if value.contains("%") { ..; match n.parse::<f32>() {
[INFO] [stderr] 79 |             Ok(value) => value / 100f32,
[INFO] [stderr] 80 |             Err(_error) => 0f32,
[INFO] [stderr] 81 |         } } else { match value.parse::<f32>() {
[INFO] [stderr] 82 |             Ok(value) => value,
[INFO] [stderr] 83 |             Err(_error) => 0f32,
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/utils.rs:79:20
[INFO] [stderr]    |
[INFO] [stderr] 79 |     if value.contains("%") {
[INFO] [stderr]    |                       ^^^ help: try using a char instead: `'%'`
[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] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `color-convert`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b850ec546b9ee321183165e8855cf6d5dbf4e1dacffa810d74dd8e9d2b1d91ec"`
[INFO] running `"docker" "rm" "-f" "b850ec546b9ee321183165e8855cf6d5dbf4e1dacffa810d74dd8e9d2b1d91ec"`
[INFO] [stdout] b850ec546b9ee321183165e8855cf6d5dbf4e1dacffa810d74dd8e9d2b1d91ec