[INFO] crate way-cooler-bg 0.2.1 is already in cache
[INFO] extracting crate way-cooler-bg 0.2.1 into work/ex/clippy-test-run/sources/stable/reg/way-cooler-bg/0.2.1
[INFO] extracting crate way-cooler-bg 0.2.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/way-cooler-bg/0.2.1
[INFO] validating manifest of way-cooler-bg-0.2.1 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 way-cooler-bg-0.2.1 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 way-cooler-bg-0.2.1
[INFO] finished frobbing way-cooler-bg-0.2.1
[INFO] frobbed toml for way-cooler-bg-0.2.1 written to work/ex/clippy-test-run/sources/stable/reg/way-cooler-bg/0.2.1/Cargo.toml
[INFO] started frobbing way-cooler-bg-0.2.1
[INFO] finished frobbing way-cooler-bg-0.2.1
[INFO] frobbed toml for way-cooler-bg-0.2.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/way-cooler-bg/0.2.1/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 way-cooler-bg-0.2.1 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/reg/way-cooler-bg/0.2.1:/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] 1f359e970661546822f07248f3e81e1fe92c648131c51b9d56f22961b6e90d80
[INFO] running `"docker" "start" "-a" "1f359e970661546822f07248f3e81e1fe92c648131c51b9d56f22961b6e90d80"`
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling wayland-scanner v0.6.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking dbus v0.5.4
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]    Compiling wayland-client v0.6.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.6.0
[INFO] [stderr]     Checking way-cooler-bg v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/color.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let blue = ((val & 0xff0000) >> 16) as u8;
[INFO] [stderr]    |                            ^^^^^^^^ help: consider: `0x00ff_0000`
[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/color.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let green = ((val & 0x00ff00) >> 8) as u8;
[INFO] [stderr]    |                             ^^^^^^^^ help: consider: `0x0000_ff00`
[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/color.rs:47:26
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let red = (val & 0x0000ff) as u8;
[INFO] [stderr]    |                          ^^^^^^^^ help: consider: `0x0000_00ff`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 | const CURSOR: &'static [u8; 656] = include_bytes!("../assets/arrow.png");
[INFO] [stderr]    |               -^^^^^^^---------- help: consider removing `'static`: `&[u8; 656]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/color.rs:45:28
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let blue = ((val & 0xff0000) >> 16) as u8;
[INFO] [stderr]    |                            ^^^^^^^^ help: consider: `0x00ff_0000`
[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/color.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let green = ((val & 0x00ff00) >> 8) as u8;
[INFO] [stderr]    |                             ^^^^^^^^ help: consider: `0x0000_ff00`
[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/color.rs:47:26
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let red = (val & 0x0000ff) as u8;
[INFO] [stderr]    |                          ^^^^^^^^ help: consider: `0x0000_00ff`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 | const CURSOR: &'static [u8; 656] = include_bytes!("../assets/arrow.png");
[INFO] [stderr]    |               -^^^^^^^---------- help: consider removing `'static`: `&[u8; 656]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:159:19
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let big_num = num as u32;
[INFO] [stderr]     |                   ^^^^^^^^^^ help: try: `u32::from(num)`
[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: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/main.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |       let output_id = match screen_r {
[INFO] [stderr]     |  _____________________^
[INFO] [stderr] 173 | |         &MessageItem::Array(ref items, _) => {
[INFO] [stderr] 174 | |             match items[0] {
[INFO] [stderr] 175 | |                 MessageItem::Str(ref string) => string.clone(),
[INFO] [stderr] ...   |
[INFO] [stderr] 179 | |         _ => panic!("Wrong type from Screen")
[INFO] [stderr] 180 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let output_id = match *screen_r {
[INFO] [stderr] 173 |         MessageItem::Array(ref items, _) => {
[INFO] [stderr]    --> src/main.rs:159:19
[INFO] [stderr]     |
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let big_num = num as u32;
[INFO] [stderr]     |                   ^^^^^^^^^^ help: try: `u32::from(num)`
[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] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/main.rs:172:21
[INFO] [stderr]     |
[INFO] [stderr] 172 |       let output_id = match screen_r {
[INFO] [stderr]     |  _____________________^
[INFO] [stderr] 173 | |         &MessageItem::Array(ref items, _) => {
[INFO] [stderr] 174 | |             match items[0] {
[INFO] [stderr] 175 | |                 MessageItem::Str(ref string) => string.clone(),
[INFO] [stderr] ...   |
[INFO] [stderr] 179 | |         _ => panic!("Wrong type from Screen")
[INFO] [stderr] 180 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]     |
[INFO] [stderr]    --> src/main.rs:213:19
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let mut tmp = tempfile::tempfile().ok().expect("Unable to create a tempfile.");
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let output_id = match *screen_r {
[INFO] [stderr] 173 |         MessageItem::Array(ref items, _) => {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a type (`u32`) to itself
[INFO] [stderr]    --> src/main.rs:223:43
[INFO] [stderr]     |
[INFO] [stderr] 223 |             tmp.write_u32::<NativeEndian>(transmute(color.to_u32()))
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]    --> src/main.rs:213:19
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let mut tmp = tempfile::tempfile().ok().expect("Unable to create a tempfile.");
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ok_expect)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ok_expect
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a type (`u32`) to itself
[INFO] [stderr]    --> src/main.rs:223:43
[INFO] [stderr]     |
[INFO] [stderr] 223 |             tmp.write_u32::<NativeEndian>(transmute(color.to_u32()))
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:279:34
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let width_sr: f64  = scr_width as f64 / img_width as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:279:53
[INFO] [stderr]    --> src/main.rs:279:34
[INFO] [stderr]     |
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let width_sr: f64  = scr_width as f64 / img_width as f64;
[INFO] [stderr] 279 |             let width_sr: f64  = scr_width as f64 / img_width as f64;
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^ help: try: `f64::from(img_width)`
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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]     |
[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:279:53
[INFO] [stderr]     |
[INFO] [stderr] 279 |             let width_sr: f64  = scr_width as f64 / img_width 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:280:34
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let height_sr: f64 = scr_height as f64 / img_height as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:280:54
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let height_sr: f64 = scr_height 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] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:280:34
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let height_sr: f64 = scr_height as f64 / img_height as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:280:54
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let height_sr: f64 = scr_height as f64 / img_height as f64;
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^ help: try: `f64::from(img_height)`
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:286:44
[INFO] [stderr]     |
[INFO] [stderr] 286 |             let img_width = (scale_ratio * img_width as f64) as u32;
[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]     |
[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:287:45
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let img_height = (scale_ratio * img_height as f64) as u32;
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:286:44
[INFO] [stderr]     |
[INFO] [stderr] 286 |             let img_width = (scale_ratio * img_width as f64) as u32;
[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:297:34
[INFO] [stderr]     |
[INFO] [stderr] 297 |             let width_sr: f64  = scr_width as f64 / img_width as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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:287:45
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let img_height = (scale_ratio * img_height as f64) as u32;
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^ help: try: `f64::from(img_height)`
[INFO] [stderr]     |
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:297:53
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr]     |
[INFO] [stderr] 297 |             let width_sr: f64  = scr_width as f64 / img_width 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] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:298:34
[INFO] [stderr]     |
[INFO] [stderr] 298 |             let height_sr: f64 = scr_height as f64 / img_height as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:298:54
[INFO] [stderr]     |
[INFO] [stderr] 298 |             let height_sr: f64 = scr_height 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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:304:44
[INFO] [stderr]     |
[INFO] [stderr] 304 |             let img_width = (scale_ratio * img_width as f64) as u32;
[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:297:34
[INFO] [stderr]     |
[INFO] [stderr] 297 |             let width_sr: f64  = scr_width as f64 / img_width as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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:305:45
[INFO] [stderr]     |
[INFO] [stderr] 305 |             let img_height = (scale_ratio * img_height as f64) as u32;
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:297:53
[INFO] [stderr]     |
[INFO] [stderr] 297 |             let width_sr: f64  = scr_width as f64 / img_width 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:298:34
[INFO] [stderr]     |
[INFO] [stderr] 298 |             let height_sr: f64 = scr_height as f64 / img_height as f64;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:298:54
[INFO] [stderr]     |
[INFO] [stderr] 298 |             let height_sr: f64 = scr_height 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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:304:44
[INFO] [stderr]     |
[INFO] [stderr] 304 |             let img_width = (scale_ratio * img_width as f64) as u32;
[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:305:45
[INFO] [stderr]     |
[INFO] [stderr] 305 |             let img_height = (scale_ratio * img_height as f64) as u32;
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:338:40
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let repeat_x_count: u32 = (scr_width as f64 / img_width as f64).ceil() as u32;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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:338:59
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let repeat_x_count: u32 = (scr_width as f64 / img_width as f64).ceil() as u32;
[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:339:40
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let repeat_y_count: u32 = (scr_height as f64 / img_height as f64).ceil() as u32;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:339:60
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let repeat_y_count: u32 = (scr_height as f64 / img_height as f64).ceil() as u32;
[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: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 | /             let tmp = pixel[2];
[INFO] [stderr] 368 | |             pixel[2] = pixel[0];
[INFO] [stderr] 369 | |             pixel[0] = tmp;
[INFO] [stderr]     | |__________________________^ help: try: `std::mem::swap(&mut pixel[2], &mut pixel[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::manual_swap)] on by default
[INFO] [stderr]     = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:362:25
[INFO] [stderr]     |
[INFO] [stderr] 362 |             let alpha = pixel[3] as u32;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: try: `u32::from(pixel[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:375:17
[INFO] [stderr]     |
[INFO] [stderr] 375 |     tmp.set_len(img_size as u64).expect("Could not truncate length of file");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: try: `u64::from(img_size)`
[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:338:40
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let repeat_x_count: u32 = (scr_width as f64 / img_width as f64).ceil() as u32;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_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:338:59
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let repeat_x_count: u32 = (scr_width as f64 / img_width as f64).ceil() as u32;
[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:339:40
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let repeat_y_count: u32 = (scr_height as f64 / img_height as f64).ceil() as u32;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^ help: try: `f64::from(scr_height)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:339:60
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let repeat_y_count: u32 = (scr_height as f64 / img_height as f64).ceil() as u32;
[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: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:408:13
[INFO] [stderr]     |
[INFO] [stderr] 408 | /             let tmp = pixel[2];
[INFO] [stderr] 409 | |             pixel[2] = pixel[0];
[INFO] [stderr] 410 | |             pixel[0] = tmp;
[INFO] [stderr]     | |__________________________^ help: try: `std::mem::swap(&mut pixel[2], &mut pixel[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:403:25
[INFO] [stderr]     |
[INFO] [stderr] 403 |             let alpha = pixel[3] as u32;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: try: `u32::from(pixel[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:367:13
[INFO] [stderr]     |
[INFO] [stderr] 367 | /             let tmp = pixel[2];
[INFO] [stderr] 368 | |             pixel[2] = pixel[0];
[INFO] [stderr] 369 | |             pixel[0] = tmp;
[INFO] [stderr]     | |__________________________^ help: try: `std::mem::swap(&mut pixel[2], &mut pixel[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::manual_swap)] on by default
[INFO] [stderr]     = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:362:25
[INFO] [stderr]     |
[INFO] [stderr] 362 |             let alpha = pixel[3] as u32;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: try: `u32::from(pixel[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:415:17
[INFO] [stderr]     |
[INFO] [stderr] 415 |     tmp.set_len(size as u64).expect("Could not truncate length of file");
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: try: `u64::from(size)`
[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 u64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:375:17
[INFO] [stderr]     |
[INFO] [stderr] 375 |     tmp.set_len(img_size as u64).expect("Could not truncate length of file");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: try: `u64::from(img_size)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:439:13
[INFO] [stderr]     |
[INFO] [stderr] 439 | /             match event {
[INFO] [stderr] 440 | |                 Event::Wayland(wayland_event) => {
[INFO] [stderr] 441 | |                     match wayland_event {
[INFO] [stderr] 442 | |                         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 454 | |                 _ => { /* unhandled events */ }
[INFO] [stderr] 455 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 439 |             if let Event::Wayland(wayland_event) = event {
[INFO] [stderr] 440 |     match wayland_event {
[INFO] [stderr] 441 |         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] 442 |             match pointer_event {
[INFO] [stderr] 443 |                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 444 |                     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:441:21
[INFO] [stderr]     |
[INFO] [stderr] 441 | /                     match wayland_event {
[INFO] [stderr] 442 | |                         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] 443 | |                             match pointer_event {
[INFO] [stderr] 444 | |                                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 451 | |                         _ => {/* unhandled events */}
[INFO] [stderr] 452 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     if let WaylandProtocolEvent::WlPointer(id, pointer_event) = wayland_event {
[INFO] [stderr] 442 |     match pointer_event {
[INFO] [stderr] 443 |         WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 444 |             pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 445 |         },
[INFO] [stderr] 446 |         _ => {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:443:29
[INFO] [stderr]     |
[INFO] [stderr] 443 | /                             match pointer_event {
[INFO] [stderr] 444 | |                                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 445 | |                                     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 446 | |                                 },
[INFO] [stderr] 447 | |                                 _ => {
[INFO] [stderr] 448 | |                                 }
[INFO] [stderr] 449 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 443 |                             if let WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) = pointer_event {
[INFO] [stderr] 444 |     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 445 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:408:13
[INFO] [stderr]     |
[INFO] [stderr] 408 | /             let tmp = pixel[2];
[INFO] [stderr] 409 | |             pixel[2] = pixel[0];
[INFO] [stderr] 410 | |             pixel[0] = tmp;
[INFO] [stderr]     | |__________________________^ help: try: `std::mem::swap(&mut pixel[2], &mut pixel[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: or maybe you should use `std::mem::replace`?
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_swap
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:403:25
[INFO] [stderr]     |
[INFO] [stderr] 403 |             let alpha = pixel[3] as u32;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: try: `u32::from(pixel[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:415:17
[INFO] [stderr]     |
[INFO] [stderr] 415 |     tmp.set_len(size as u64).expect("Could not truncate length of file");
[INFO] [stderr]     |                 ^^^^^^^^^^^ help: try: `u64::from(size)`
[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: literal out of range for u8
[INFO] [stderr]    --> src/main.rs:466:43
[INFO] [stderr]     |
[INFO] [stderr] 466 |     assert_eq!(rgba_conversion(255, 500), 500);
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(overflowing_literals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:439:13
[INFO] [stderr]     |
[INFO] [stderr] 439 | /             match event {
[INFO] [stderr] 440 | |                 Event::Wayland(wayland_event) => {
[INFO] [stderr] 441 | |                     match wayland_event {
[INFO] [stderr] 442 | |                         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 454 | |                 _ => { /* unhandled events */ }
[INFO] [stderr] 455 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 439 |             if let Event::Wayland(wayland_event) = event {
[INFO] [stderr] 440 |     match wayland_event {
[INFO] [stderr] 441 |         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] 442 |             match pointer_event {
[INFO] [stderr] 443 |                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 444 |                     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:441:21
[INFO] [stderr]     |
[INFO] [stderr] 441 | /                     match wayland_event {
[INFO] [stderr] 442 | |                         WaylandProtocolEvent::WlPointer(id, pointer_event) => {
[INFO] [stderr] 443 | |                             match pointer_event {
[INFO] [stderr] 444 | |                                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 451 | |                         _ => {/* unhandled events */}
[INFO] [stderr] 452 | |                     }
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 441 |                     if let WaylandProtocolEvent::WlPointer(id, pointer_event) = wayland_event {
[INFO] [stderr] 442 |     match pointer_event {
[INFO] [stderr] 443 |         WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 444 |             pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 445 |         },
[INFO] [stderr] 446 |         _ => {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:443:29
[INFO] [stderr]     |
[INFO] [stderr] 443 | /                             match pointer_event {
[INFO] [stderr] 444 | |                                 WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) => {
[INFO] [stderr] 445 | |                                     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 446 | |                                 },
[INFO] [stderr] 447 | |                                 _ => {
[INFO] [stderr] 448 | |                                 }
[INFO] [stderr] 449 | |                             }
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 443 |                             if let WlPointerEvent::Enter(serial, background_surface, surface_x, surface_y) = pointer_event {
[INFO] [stderr] 444 |     pointer.set_cursor(0, Some(&cursor_surface), 0, 0);
[INFO] [stderr] 445 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.35s
[INFO] running `"docker" "inspect" "1f359e970661546822f07248f3e81e1fe92c648131c51b9d56f22961b6e90d80"`
[INFO] running `"docker" "rm" "-f" "1f359e970661546822f07248f3e81e1fe92c648131c51b9d56f22961b6e90d80"`
[INFO] [stdout] 1f359e970661546822f07248f3e81e1fe92c648131c51b9d56f22961b6e90d80