[INFO] crate wc-bg 0.3.0 is already in cache
[INFO] extracting crate wc-bg 0.3.0 into work/ex/clippy-test-run/sources/stable/reg/wc-bg/0.3.0
[INFO] extracting crate wc-bg 0.3.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/wc-bg/0.3.0
[INFO] validating manifest of wc-bg-0.3.0 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wc-bg-0.3.0 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wc-bg-0.3.0
[INFO] finished frobbing wc-bg-0.3.0
[INFO] frobbed toml for wc-bg-0.3.0 written to work/ex/clippy-test-run/sources/stable/reg/wc-bg/0.3.0/Cargo.toml
[INFO] started frobbing wc-bg-0.3.0
[INFO] finished frobbing wc-bg-0.3.0
[INFO] frobbed toml for wc-bg-0.3.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/wc-bg/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting wc-bg-0.3.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/wc-bg/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a6181cf8f265eeba146a0d11c5d7200e5851ae1140c08fdda1589ccb737f288c
[INFO] running `"docker" "start" "-a" "a6181cf8f265eeba146a0d11c5d7200e5851ae1140c08fdda1589ccb737f288c"`
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling wc-bg v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking png v0.5.2
[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 v0.9.10
[INFO] [stderr]     Checking wayland-client v0.9.10
[INFO] [stderr]     Checking way-cooler-client-helpers v0.1.0
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]   --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:44:49
[INFO] [stderr]    |
[INFO] [stderr] 44 |             DesktopShell { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]    |                                                 ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ref_in_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]   --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:53:53
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 DesktopShell { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]    |                                                     ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:214:115
[INFO] [stderr]     |
[INFO] [stderr] 214 |         pub fn set_background(&self, output: &super::wl_output::WlOutput, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                                                   ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:217:110
[INFO] [stderr]     |
[INFO] [stderr] 217 |         pub fn set_panel(&self, output: &super::wl_output::WlOutput, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                                              ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:220:80
[INFO] [stderr]     |
[INFO] [stderr] 220 |         pub fn set_lock_surface(&self, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:223:30
[INFO] [stderr]     |
[INFO] [stderr] 223 |         pub fn unlock(&self) ->() {
[INFO] [stderr]     |                              ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:232:80
[INFO] [stderr]     |
[INFO] [stderr] 232 |         pub fn set_grab_surface(&self, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:245:37
[INFO] [stderr]     |
[INFO] [stderr] 245 |         pub fn desktop_ready(&self) ->() {
[INFO] [stderr]     |                                     ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:255:57
[INFO] [stderr]     |
[INFO] [stderr] 255 |         pub fn set_panel_position(&self, position: u32) ->() {
[INFO] [stderr]     |                                                         ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:297:48
[INFO] [stderr]     |
[INFO] [stderr] 297 |             Screensaver { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]     |                                                ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:306:52
[INFO] [stderr]     |
[INFO] [stderr] 306 |                 Screensaver { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]     |                                                    ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:352:112
[INFO] [stderr]     |
[INFO] [stderr] 352 |         pub fn set_surface(&self, surface: &super::wl_surface::WlSurface, output: &super::wl_output::WlOutput) ->() {
[INFO] [stderr]     |                                                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:69:16
[INFO] [stderr]    |
[INFO] [stderr] 69 | 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: Creating a reference that is immediately dereferenced.
[INFO] [stderr]   --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:44:49
[INFO] [stderr]    |
[INFO] [stderr] 44 |             DesktopShell { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]    |                                                 ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ref_in_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]   --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:53:53
[INFO] [stderr]    |
[INFO] [stderr] 53 |                 DesktopShell { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]    |                                                     ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:214:115
[INFO] [stderr]     |
[INFO] [stderr] 214 |         pub fn set_background(&self, output: &super::wl_output::WlOutput, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                                                   ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:217:110
[INFO] [stderr]     |
[INFO] [stderr] 217 |         pub fn set_panel(&self, output: &super::wl_output::WlOutput, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                                              ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:220:80
[INFO] [stderr]     |
[INFO] [stderr] 220 |         pub fn set_lock_surface(&self, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:223:30
[INFO] [stderr]     |
[INFO] [stderr] 223 |         pub fn unlock(&self) ->() {
[INFO] [stderr]     |                              ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:232:80
[INFO] [stderr]     |
[INFO] [stderr] 232 |         pub fn set_grab_surface(&self, surface: &super::wl_surface::WlSurface) ->() {
[INFO] [stderr]     |                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:245:37
[INFO] [stderr]     |
[INFO] [stderr] 245 |         pub fn desktop_ready(&self) ->() {
[INFO] [stderr]     |                                     ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:255:57
[INFO] [stderr]     |
[INFO] [stderr] 255 |         pub fn set_panel_position(&self, position: u32) ->() {
[INFO] [stderr]     |                                                         ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:297:48
[INFO] [stderr]     |
[INFO] [stderr] 297 |             Screensaver { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]     |                                                ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: Creating a reference that is immediately dereferenced.
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:306:52
[INFO] [stderr]     |
[INFO] [stderr] 306 |                 Screensaver { ptr: ptr, data: Some((&*data).2.clone()) }
[INFO] [stderr]     |                                                    ^^^^^^^^ help: try this: `*data.2`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ref_in_deref
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit return type
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:352:112
[INFO] [stderr]     |
[INFO] [stderr] 352 |         pub fn set_surface(&self, surface: &super::wl_surface::WlSurface, output: &super::wl_output::WlOutput) ->() {
[INFO] [stderr]     |                                                                                                                ^^^^ help: remove the `-> ()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:69:16
[INFO] [stderr]    |
[INFO] [stderr] 69 | 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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:127:23
[INFO] [stderr]     |
[INFO] [stderr] 127 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:165:23
[INFO] [stderr]     |
[INFO] [stderr] 165 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:127:23
[INFO] [stderr]     |
[INFO] [stderr] 127 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 27
[INFO] [stderr]    --> src/main.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / fn main() {
[INFO] [stderr] 108 | |     let matches = App::new("WayCooler Background Service")
[INFO] [stderr] 109 | |         .version("0.1.0")
[INFO] [stderr] 110 | |         .author("Timidger <APragmaticPlace@gmail.com>")
[INFO] [stderr] ...   |
[INFO] [stderr] 228 | |     }
[INFO] [stderr] 229 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[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: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]    --> /opt/crater/target/debug/build/wc-bg-603eee09fdc110b0/out/desktop-shell_api.rs:165:23
[INFO] [stderr]     |
[INFO] [stderr] 165 |         pub fn to_raw(&self) -> u32 {
[INFO] [stderr]     |                       ^^^^^ help: consider passing by value instead: `self`
[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: the function has a cyclomatic complexity of 27
[INFO] [stderr]    --> src/main.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | / fn main() {
[INFO] [stderr] 108 | |     let matches = App::new("WayCooler Background Service")
[INFO] [stderr] 109 | |         .version("0.1.0")
[INFO] [stderr] 110 | |         .author("Timidger <APragmaticPlace@gmail.com>")
[INFO] [stderr] ...   |
[INFO] [stderr] 228 | |     }
[INFO] [stderr] 229 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:232:19
[INFO] [stderr]     |
[INFO] [stderr] 232 |     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: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]    --> src/main.rs:249:19
[INFO] [stderr]     |
[INFO] [stderr] 249 |     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:257:43
[INFO] [stderr]     |
[INFO] [stderr] 257 |             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:321:34
[INFO] [stderr]     |
[INFO] [stderr] 321 |             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:321:53
[INFO] [stderr]     |
[INFO] [stderr] 321 |             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:322:34
[INFO] [stderr]     |
[INFO] [stderr] 322 |             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:322:54
[INFO] [stderr]     |
[INFO] [stderr] 322 |             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:328:44
[INFO] [stderr]     |
[INFO] [stderr] 328 |             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:329:45
[INFO] [stderr]     |
[INFO] [stderr] 329 |             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:339:34
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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:339:53
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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:340:34
[INFO] [stderr]     |
[INFO] [stderr] 340 |             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:340:54
[INFO] [stderr]     |
[INFO] [stderr] 340 |             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:346:44
[INFO] [stderr]     |
[INFO] [stderr] 346 |             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:347:45
[INFO] [stderr]     |
[INFO] [stderr] 347 |             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:380:40
[INFO] [stderr]     |
[INFO] [stderr] 380 |             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:380:59
[INFO] [stderr]     |
[INFO] [stderr] 380 |             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:381:40
[INFO] [stderr]     |
[INFO] [stderr] 381 |             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:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |             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:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 | /             let tmp = pixel[2];
[INFO] [stderr] 410 | |             pixel[2] = pixel[0];
[INFO] [stderr] 411 | |             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:404:25
[INFO] [stderr]     |
[INFO] [stderr] 404 |             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:416:17
[INFO] [stderr]     |
[INFO] [stderr] 416 |     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: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:458:13
[INFO] [stderr]     |
[INFO] [stderr] 458 | /             let tmp = pixel[2];
[INFO] [stderr] 459 | |             pixel[2] = pixel[0];
[INFO] [stderr] 460 | |             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:453:25
[INFO] [stderr]     |
[INFO] [stderr] 453 |             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:465:17
[INFO] [stderr]     |
[INFO] [stderr] 465 |     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:479:43
[INFO] [stderr]     |
[INFO] [stderr] 479 |     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: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:232:19
[INFO] [stderr]     |
[INFO] [stderr] 232 |     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: called `ok().expect()` on a Result value. You can call `expect` directly on the `Result`
[INFO] [stderr]    --> src/main.rs:249:19
[INFO] [stderr]     |
[INFO] [stderr] 249 |     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:257:43
[INFO] [stderr]     |
[INFO] [stderr] 257 |             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:321:34
[INFO] [stderr]     |
[INFO] [stderr] 321 |             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:321:53
[INFO] [stderr]     |
[INFO] [stderr] 321 |             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:322:34
[INFO] [stderr]     |
[INFO] [stderr] 322 |             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:322:54
[INFO] [stderr]     |
[INFO] [stderr] 322 |             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:328:44
[INFO] [stderr]     |
[INFO] [stderr] 328 |             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:329:45
[INFO] [stderr]     |
[INFO] [stderr] 329 |             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:339:34
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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:339:53
[INFO] [stderr]     |
[INFO] [stderr] 339 |             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:340:34
[INFO] [stderr]     |
[INFO] [stderr] 340 |             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:340:54
[INFO] [stderr]     |
[INFO] [stderr] 340 |             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:346:44
[INFO] [stderr]     |
[INFO] [stderr] 346 |             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:347:45
[INFO] [stderr]     |
[INFO] [stderr] 347 |             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:380:40
[INFO] [stderr]     |
[INFO] [stderr] 380 |             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:380:59
[INFO] [stderr]     |
[INFO] [stderr] 380 |             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:381:40
[INFO] [stderr]     |
[INFO] [stderr] 381 |             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:381:60
[INFO] [stderr]     |
[INFO] [stderr] 381 |             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:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 | /             let tmp = pixel[2];
[INFO] [stderr] 410 | |             pixel[2] = pixel[0];
[INFO] [stderr] 411 | |             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:404:25
[INFO] [stderr]     |
[INFO] [stderr] 404 |             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:416:17
[INFO] [stderr]     |
[INFO] [stderr] 416 |     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: this looks like you are swapping `pixel[2]` and `pixel[0]` manually
[INFO] [stderr]    --> src/main.rs:458:13
[INFO] [stderr]     |
[INFO] [stderr] 458 | /             let tmp = pixel[2];
[INFO] [stderr] 459 | |             pixel[2] = pixel[0];
[INFO] [stderr] 460 | |             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:453:25
[INFO] [stderr]     |
[INFO] [stderr] 453 |             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:465:17
[INFO] [stderr]     |
[INFO] [stderr] 465 |     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]     Finished dev [unoptimized + debuginfo] target(s) in 25.86s
[INFO] running `"docker" "inspect" "a6181cf8f265eeba146a0d11c5d7200e5851ae1140c08fdda1589ccb737f288c"`
[INFO] running `"docker" "rm" "-f" "a6181cf8f265eeba146a0d11c5d7200e5851ae1140c08fdda1589ccb737f288c"`
[INFO] [stdout] a6181cf8f265eeba146a0d11c5d7200e5851ae1140c08fdda1589ccb737f288c