[INFO] updating cached repository mu-is-a-letter/glitch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mu-is-a-letter/glitch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mu-is-a-letter/glitch" "work/ex/clippy-test-run/sources/stable/gh/mu-is-a-letter/glitch"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/mu-is-a-letter/glitch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mu-is-a-letter/glitch" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mu-is-a-letter/glitch"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mu-is-a-letter/glitch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4d0f976eb86579c8e99fa2990d2291c87539ef82
[INFO] sha for GitHub repo mu-is-a-letter/glitch: 4d0f976eb86579c8e99fa2990d2291c87539ef82
[INFO] validating manifest of mu-is-a-letter/glitch 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 mu-is-a-letter/glitch 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 mu-is-a-letter/glitch
[INFO] finished frobbing mu-is-a-letter/glitch
[INFO] frobbed toml for mu-is-a-letter/glitch written to work/ex/clippy-test-run/sources/stable/gh/mu-is-a-letter/glitch/Cargo.toml
[INFO] started frobbing mu-is-a-letter/glitch
[INFO] finished frobbing mu-is-a-letter/glitch
[INFO] frobbed toml for mu-is-a-letter/glitch written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/mu-is-a-letter/glitch/Cargo.toml
[INFO] crate mu-is-a-letter/glitch 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 mu-is-a-letter/glitch against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/mu-is-a-letter/glitch:/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] 28d7ff600a3551775898be61a9757acc96cedbdc7bee6c42c39654a1d84d20be
[INFO] running `"docker" "start" "-a" "28d7ff600a3551775898be61a9757acc96cedbdc7bee6c42c39654a1d84d20be"`
[INFO] [stderr]     Checking noise v0.4.1
[INFO] [stderr]     Checking num-rational v0.1.41
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking glitch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]    --> src/main.rs:632:27
[INFO] [stderr]     |
[INFO] [stderr] 632 |             let (r, g, b, a) = img[(x, y)].channels4();
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/main.rs:632:27
[INFO] [stderr]     |
[INFO] [stderr] 632 |             let (r, g, b, a) = img[(x, y)].channels4();
[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: unneeded return statement
[INFO] [stderr]    --> src/main.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 | /         return BlockShiftOptions {
[INFO] [stderr] 208 | |             blocks: self.blocks.iter().map(|&Block { min_y, height, shift }| Block { min_y: min_y + 3, height, shift }).collect::<Vec<_>>()
[INFO] [stderr] 209 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 207 |         BlockShiftOptions {
[INFO] [stderr] 208 |             blocks: self.blocks.iter().map(|&Block { min_y, height, shift }| Block { min_y: min_y + 3, height, shift }).collect::<Vec<_>>()
[INFO] [stderr] 209 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/main.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 |     img
[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/main.rs:479:15
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let img = offset_blocks(&img, &config.blocks);
[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: unused variable: `val`
[INFO] [stderr]    --> src/main.rs:364:15
[INFO] [stderr]     |
[INFO] [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
[INFO] [stderr]     |               ^^^ help: consider using `_val` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]    --> src/main.rs:580:9
[INFO] [stderr]     |
[INFO] [stderr] 580 |     let max = 0.0;
[INFO] [stderr]     |         ^^^ help: consider using `_max` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |         for i in 0..num_blocks {
[INFO] [stderr]     |             ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `r`
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     r: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `g`
[INFO] [stderr]   --> src/main.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     g: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]   --> src/main.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     b: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `base_shift_x`
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     base_shift_x: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `base_shift_y`
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     base_shift_y: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_shift_x`
[INFO] [stderr]   --> src/main.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     current_shift_x: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_shift_y`
[INFO] [stderr]   --> src/main.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     current_shift_y: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `radius`
[INFO] [stderr]   --> src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     radius: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_move`
[INFO] [stderr]   --> src/main.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     max_move: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]   --> src/main.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn step(&self) -> ShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/main.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]    --> src/main.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
[INFO] [stderr]    --> src/main.rs:467:1
[INFO] [stderr]     |
[INFO] [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `offset_channels`
[INFO] [stderr]    --> src/main.rs:535:1
[INFO] [stderr]     |
[INFO] [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `noise`
[INFO] [stderr]    --> src/main.rs:570:1
[INFO] [stderr]     |
[INFO] [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:441:21
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let max_alpha = (max_alpha as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(max_alpha)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:441:42
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let max_alpha = (max_alpha as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:453:17
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let a = (a as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(a)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:453:30
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let a = (a as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:454:17
[INFO] [stderr]     |
[INFO] [stderr] 454 |         let r = (r as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(r)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:455:17
[INFO] [stderr]     |
[INFO] [stderr] 455 |         let g = (g as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(g)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:456:17
[INFO] [stderr]     |
[INFO] [stderr] 456 |         let b = (b as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(b)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:468:16
[INFO] [stderr]     |
[INFO] [stderr] 468 |     let col1 = col1 as f64;
[INFO] [stderr]     |                ^^^^^^^^^^^ help: try: `f64::from(col1)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:469:16
[INFO] [stderr]     |
[INFO] [stderr] 469 |     let col2 = col2 as f64;
[INFO] [stderr]     |                ^^^^^^^^^^^ help: try: `f64::from(col2)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:471:14
[INFO] [stderr]     |
[INFO] [stderr] 471 |     f64::min(u8::max_value() as f64, a * col1 + (1.0 - a) * col2) as u8
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:510:20
[INFO] [stderr]     |
[INFO] [stderr] 510 |         let line = line as f64 + config.desync_phase_shift;
[INFO] [stderr]     |                    ^^^^^^^^^^^ help: try: `f64::from(line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:519:51
[INFO] [stderr]     |
[INFO] [stderr] 519 | fn offset_red_cyan<T: RgbaImage>(img: &T, config: &LimitedShiftOptions) -> RgbaBuf {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^ help: consider passing by value instead: `LimitedShiftOptions`
[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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:19
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                   ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:30
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(img.width())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:50
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                                                  ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:61
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(img.height())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:593:40
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let val = (val * noise_alpha * (u8::max_value() as f64)) as u8;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:601:22
[INFO] [stderr]     |
[INFO] [stderr] 601 |             let af = a as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(a)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:34
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(r)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:44
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:56
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:34
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(g)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:44
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:56
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:34
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(b)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:44
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:56
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:623:40
[INFO] [stderr]     |
[INFO] [stderr] 623 | fn wind<T: RgbaImage>(img: &T, config: &WindOptions) -> RgbaBuf {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: consider passing by value instead: `WindOptions`
[INFO] [stderr]     |
[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: unneeded return statement
[INFO] [stderr]    --> src/main.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 | /         return BlockShiftOptions {
[INFO] [stderr] 208 | |             blocks: self.blocks.iter().map(|&Block { min_y, height, shift }| Block { min_y: min_y + 3, height, shift }).collect::<Vec<_>>()
[INFO] [stderr] 209 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 207 |         BlockShiftOptions {
[INFO] [stderr] 208 |             blocks: self.blocks.iter().map(|&Block { min_y, height, shift }| Block { min_y: min_y + 3, height, shift }).collect::<Vec<_>>()
[INFO] [stderr] 209 |         }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/main.rs:480:5
[INFO] [stderr]     |
[INFO] [stderr] 480 |     img
[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/main.rs:479:15
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let img = offset_blocks(&img, &config.blocks);
[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: unused variable: `val`
[INFO] [stderr]    --> src/main.rs:364:15
[INFO] [stderr]     |
[INFO] [stderr] 364 |     if let Ok(val) = input.parse::<T>() {
[INFO] [stderr]     |               ^^^ help: consider using `_val` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]    --> src/main.rs:580:9
[INFO] [stderr]     |
[INFO] [stderr] 580 |     let max = 0.0;
[INFO] [stderr]     |         ^^^ help: consider using `_max` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |         for i in 0..num_blocks {
[INFO] [stderr]     |             ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `r`
[INFO] [stderr]   --> src/main.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     r: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `g`
[INFO] [stderr]   --> src/main.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     g: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `b`
[INFO] [stderr]   --> src/main.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     b: ChannelShiftOptions,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `base_shift_x`
[INFO] [stderr]   --> src/main.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     base_shift_x: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `base_shift_y`
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     base_shift_y: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_shift_x`
[INFO] [stderr]   --> src/main.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     current_shift_x: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `current_shift_y`
[INFO] [stderr]   --> src/main.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     current_shift_y: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `radius`
[INFO] [stderr]   --> src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     radius: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `max_move`
[INFO] [stderr]   --> src/main.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     max_move: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn random(offset: f64, radius: f64, max_move: f64) -> ShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]   --> src/main.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn step(&self) -> ShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/main.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn random(offset: f64, radius: f64, max_move: f64) -> ChannelShiftOptions {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]    --> src/main.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn step(&self) -> ChannelShiftOptions {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `blend_alpha_one_minus_alpha`
[INFO] [stderr]    --> src/main.rs:467:1
[INFO] [stderr]     |
[INFO] [stderr] 467 | fn blend_alpha_one_minus_alpha(a: f64, col1: u8, col2: u8) -> u8 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `offset_channels`
[INFO] [stderr]    --> src/main.rs:535:1
[INFO] [stderr]     |
[INFO] [stderr] 535 | fn offset_channels<T: RgbaImage>(img: &T, config: &ShiftOptions) -> RgbaBuf {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `noise`
[INFO] [stderr]    --> src/main.rs:570:1
[INFO] [stderr]     |
[INFO] [stderr] 570 | fn noise<T: RgbaImage>(img: &T) -> RgbaBuf {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:441:21
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let max_alpha = (max_alpha as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(max_alpha)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:441:42
[INFO] [stderr]     |
[INFO] [stderr] 441 |     let max_alpha = (max_alpha as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:453:17
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let a = (a as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(a)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:453:30
[INFO] [stderr]     |
[INFO] [stderr] 453 |         let a = (a as f64) / (u8::max_value() as f64);
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:454:17
[INFO] [stderr]     |
[INFO] [stderr] 454 |         let r = (r as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(r)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:455:17
[INFO] [stderr]     |
[INFO] [stderr] 455 |         let g = (g as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(g)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:456:17
[INFO] [stderr]     |
[INFO] [stderr] 456 |         let b = (b as f64) * a / max_alpha;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: try: `f64::from(b)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:468:16
[INFO] [stderr]     |
[INFO] [stderr] 468 |     let col1 = col1 as f64;
[INFO] [stderr]     |                ^^^^^^^^^^^ help: try: `f64::from(col1)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:469:16
[INFO] [stderr]     |
[INFO] [stderr] 469 |     let col2 = col2 as f64;
[INFO] [stderr]     |                ^^^^^^^^^^^ help: try: `f64::from(col2)`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:471:14
[INFO] [stderr]     |
[INFO] [stderr] 471 |     f64::min(u8::max_value() as f64, a * col1 + (1.0 - a) * col2) as u8
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:510:20
[INFO] [stderr]     |
[INFO] [stderr] 510 |         let line = line as f64 + config.desync_phase_shift;
[INFO] [stderr]     |                    ^^^^^^^^^^^ help: try: `f64::from(line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:519:51
[INFO] [stderr]     |
[INFO] [stderr] 519 | fn offset_red_cyan<T: RgbaImage>(img: &T, config: &LimitedShiftOptions) -> RgbaBuf {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^^^^ help: consider passing by value instead: `LimitedShiftOptions`
[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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:19
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                   ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:30
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(img.width())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:50
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                                                  ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:583:61
[INFO] [stderr]     |
[INFO] [stderr] 583 |         let pt = [x as f64 / img.width() as f64, y as f64 / img.height() as f64];
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(img.height())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:593:40
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let val = (val * noise_alpha * (u8::max_value() as f64)) as u8;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(u8::max_value())`
[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 f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:601:22
[INFO] [stderr]     |
[INFO] [stderr] 601 |             let af = a as f64;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(a)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:34
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(r)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:44
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:612:56
[INFO] [stderr]     |
[INFO] [stderr] 612 |             let r = clamping_add(r as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:34
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(g)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:44
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:613:56
[INFO] [stderr]     |
[INFO] [stderr] 613 |             let g = clamping_add(g as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:34
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                  ^^^^^^^^ help: try: `u32::from(b)`
[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 i32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:44
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                            ^^^^^^^^^^ help: try: `i32::from(val)`
[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 u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:614:56
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let b = clamping_add(b as u32, val as i32, u8::max_value() as u32) as u8;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> src/main.rs:623:40
[INFO] [stderr]     |
[INFO] [stderr] 623 | fn wind<T: RgbaImage>(img: &T, config: &WindOptions) -> RgbaBuf {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^ help: consider passing by value instead: `WindOptions`
[INFO] [stderr]     |
[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]     Finished dev [unoptimized + debuginfo] target(s) in 10.32s
[INFO] running `"docker" "inspect" "28d7ff600a3551775898be61a9757acc96cedbdc7bee6c42c39654a1d84d20be"`
[INFO] running `"docker" "rm" "-f" "28d7ff600a3551775898be61a9757acc96cedbdc7bee6c42c39654a1d84d20be"`
[INFO] [stdout] 28d7ff600a3551775898be61a9757acc96cedbdc7bee6c42c39654a1d84d20be