[INFO] updating cached repository dkarkada/julia-gen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dkarkada/julia-gen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dkarkada/julia-gen" "work/ex/clippy-test-run/sources/stable/gh/dkarkada/julia-gen"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/dkarkada/julia-gen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dkarkada/julia-gen" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dkarkada/julia-gen"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dkarkada/julia-gen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1ae6da5c20a22c6829df480577c978bdfab383d
[INFO] sha for GitHub repo dkarkada/julia-gen: b1ae6da5c20a22c6829df480577c978bdfab383d
[INFO] validating manifest of dkarkada/julia-gen 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 dkarkada/julia-gen 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 dkarkada/julia-gen
[INFO] finished frobbing dkarkada/julia-gen
[INFO] frobbed toml for dkarkada/julia-gen written to work/ex/clippy-test-run/sources/stable/gh/dkarkada/julia-gen/Cargo.toml
[INFO] started frobbing dkarkada/julia-gen
[INFO] finished frobbing dkarkada/julia-gen
[INFO] frobbed toml for dkarkada/julia-gen written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dkarkada/julia-gen/Cargo.toml
[INFO] crate dkarkada/julia-gen has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting dkarkada/julia-gen 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/gh/dkarkada/julia-gen:/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] 8bb9595c0dfa4c94e9b32e724396ef83bc9830ff850f2dea22f4447258e29e25
[INFO] running `"docker" "start" "-a" "8bb9595c0dfa4c94e9b32e724396ef83bc9830ff850f2dea22f4447258e29e25"`
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking julia v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:67:4
[INFO] [stderr]    |
[INFO] [stderr] 67 |             return rgb
[INFO] [stderr]    |             ^^^^^^^^^^ help: remove `return` as shown: `rgb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/main.rs:67:4
[INFO] [stderr]    |
[INFO] [stderr] 67 |             return rgb
[INFO] [stderr]    |             ^^^^^^^^^^ help: remove `return` as shown: `rgb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: the loop variable `channel` is used to index `rgb`
[INFO] [stderr]   --> src/main.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |             for channel in 0..3 {
[INFO] [stderr]    |                            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 57 |             for (channel, <item>) in rgb.iter_mut().enumerate() {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let c1p1_c = color_palette_1[cind][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_1[cind][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let c2p1_c = color_palette_1[cind+1][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_1[cind+1][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let c1p2_c = color_palette_2[cind][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_2[cind][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 let c2p2_c = color_palette_2[cind+1][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_2[cind+1][channel])`
[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: trivial regex
[INFO] [stderr]    --> src/main.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let re = Regex::new(r":").unwrap();
[INFO] [stderr]     |                                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivial_regex)] on by default
[INFO] [stderr]     = help: consider using `str::contains`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:150:53
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         (Ok(val1), Ok(val2)) => params.aspect_ratio = val1 as f64/val2 as f64,
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^ help: try: `f64::from(val1)`
[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:150:65
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         (Ok(val1), Ok(val2)) => params.aspect_ratio = val1 as f64/val2 as f64,
[INFO] [stderr]     |                                                                                   ^^^^^^^^^^^ help: try: `f64::from(val2)`
[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: trivial regex
[INFO] [stderr]    --> src/main.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 let re = Regex::new(r"x").unwrap();
[INFO] [stderr]     |                                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using `str::contains`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:165:30
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             params.aspect_ratio = val1 as f64/val2 as f64
[INFO] [stderr]     |                                                   ^^^^^^^^^^^ help: try: `f64::from(val1)`
[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:165:42
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             params.aspect_ratio = val1 as f64/val2 as f64
[INFO] [stderr]     |                                                               ^^^^^^^^^^^ help: try: `f64::from(val2)`
[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:232:16
[INFO] [stderr]     |
[INFO] [stderr] 232 |     let height = (params.img_width as f64 / params.aspect_ratio) as u32;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(params.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:235:24
[INFO] [stderr]     |
[INFO] [stderr] 235 |     let scale = win_width/width as f64;
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: try: `f64::from(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:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |             let zx = x as f64 * scale - win_width/2.0 + centerx;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let zy = (height-y) as f64 * scale - win_width/2.0 + centery;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try: `f64::from(height-y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:263:21
[INFO] [stderr]     |
[INFO] [stderr] 263 |             let count: f64 = (count as f64) / 255.0;
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^ help: try: `f64::from(count)`
[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: the loop variable `channel` is used to index `rgb`
[INFO] [stderr]   --> src/main.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 57 |             for channel in 0..3 {
[INFO] [stderr]    |                            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_range_loop)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stderr] help: consider using an iterator
[INFO] [stderr]    |
[INFO] [stderr] 57 |             for (channel, <item>) in rgb.iter_mut().enumerate() {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 let c1p1_c = color_palette_1[cind][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_1[cind][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let c2p1_c = color_palette_1[cind+1][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_1[cind+1][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let c1p2_c = color_palette_2[cind][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_2[cind][channel])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 let c2p2_c = color_palette_2[cind+1][channel] as f64;
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(color_palette_2[cind+1][channel])`
[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: trivial regex
[INFO] [stderr]    --> src/main.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 146 |                 let re = Regex::new(r":").unwrap();
[INFO] [stderr]     |                                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::trivial_regex)] on by default
[INFO] [stderr]     = help: consider using `str::contains`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:150:53
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         (Ok(val1), Ok(val2)) => params.aspect_ratio = val1 as f64/val2 as f64,
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^ help: try: `f64::from(val1)`
[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:150:65
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         (Ok(val1), Ok(val2)) => params.aspect_ratio = val1 as f64/val2 as f64,
[INFO] [stderr]     |                                                                                   ^^^^^^^^^^^ help: try: `f64::from(val2)`
[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: trivial regex
[INFO] [stderr]    --> src/main.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                 let re = Regex::new(r"x").unwrap();
[INFO] [stderr]     |                                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using `str::contains`
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:165:30
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             params.aspect_ratio = val1 as f64/val2 as f64
[INFO] [stderr]     |                                                   ^^^^^^^^^^^ help: try: `f64::from(val1)`
[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:165:42
[INFO] [stderr]     |
[INFO] [stderr] 165 |                             params.aspect_ratio = val1 as f64/val2 as f64
[INFO] [stderr]     |                                                               ^^^^^^^^^^^ help: try: `f64::from(val2)`
[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:232:16
[INFO] [stderr]     |
[INFO] [stderr] 232 |     let height = (params.img_width as f64 / params.aspect_ratio) as u32;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(params.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:235:24
[INFO] [stderr]     |
[INFO] [stderr] 235 |     let scale = win_width/width as f64;
[INFO] [stderr]     |                           ^^^^^^^^^^^^ help: try: `f64::from(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:249:13
[INFO] [stderr]     |
[INFO] [stderr] 249 |             let zx = x as f64 * scale - win_width/2.0 + centerx;
[INFO] [stderr]     |                      ^^^^^^^^ help: try: `f64::from(x)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |             let zy = (height-y) as f64 * scale - win_width/2.0 + centery;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: try: `f64::from(height-y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:263:21
[INFO] [stderr]     |
[INFO] [stderr] 263 |             let count: f64 = (count as f64) / 255.0;
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^ help: try: `f64::from(count)`
[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 19.12s
[INFO] running `"docker" "inspect" "8bb9595c0dfa4c94e9b32e724396ef83bc9830ff850f2dea22f4447258e29e25"`
[INFO] running `"docker" "rm" "-f" "8bb9595c0dfa4c94e9b32e724396ef83bc9830ff850f2dea22f4447258e29e25"`
[INFO] [stdout] 8bb9595c0dfa4c94e9b32e724396ef83bc9830ff850f2dea22f4447258e29e25