[INFO] updating cached repository anthonynguyen/primitive
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anthonynguyen/primitive
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anthonynguyen/primitive" "work/ex/clippy-test-run/sources/stable/gh/anthonynguyen/primitive"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/anthonynguyen/primitive'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anthonynguyen/primitive" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anthonynguyen/primitive"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anthonynguyen/primitive'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12110da00942d58a2cd10fee8d9d28de79af46d0
[INFO] sha for GitHub repo anthonynguyen/primitive: 12110da00942d58a2cd10fee8d9d28de79af46d0
[INFO] validating manifest of anthonynguyen/primitive 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 anthonynguyen/primitive 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 anthonynguyen/primitive
[INFO] finished frobbing anthonynguyen/primitive
[INFO] frobbed toml for anthonynguyen/primitive written to work/ex/clippy-test-run/sources/stable/gh/anthonynguyen/primitive/Cargo.toml
[INFO] started frobbing anthonynguyen/primitive
[INFO] finished frobbing anthonynguyen/primitive
[INFO] frobbed toml for anthonynguyen/primitive written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/anthonynguyen/primitive/Cargo.toml
[INFO] crate anthonynguyen/primitive 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 anthonynguyen/primitive 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/anthonynguyen/primitive:/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] afeef3384cc52cac58b3f8635df509792e246ef13423e91577ccdded5474d80d
[INFO] running `"docker" "start" "-a" "afeef3384cc52cac58b3f8635df509792e246ef13423e91577ccdded5474d80d"`
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking isatty v0.1.5
[INFO] [stderr]     Checking rayon-core v1.2.1
[INFO] [stderr]     Checking png v0.10.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking loglog v0.3.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.16.0
[INFO] [stderr]     Checking primitive v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | const VERSION: &'static str = env!("CARGO_PKG_VERSION");
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 | const AUTHORS: &'static str = env!("CARGO_PKG_AUTHORS");
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 | const VERSION: &'static str = env!("CARGO_PKG_VERSION");
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[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: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/main.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 | const AUTHORS: &'static str = env!("CARGO_PKG_AUTHORS");
[INFO] [stderr]    |                -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[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: function is never used: `euclidean`
[INFO] [stderr]  --> src/distance.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn euclidean<P: Pixel<Subpixel = u8>>(p1: &P, p2: &P) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rect`
[INFO] [stderr]   --> src/generator.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn rect(&mut self, len: u32) -> Vec<(u32, u32)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | /     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr] 9  | |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr] 10 | |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    | |___________________________________________________^
[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] help: try
[INFO] [stderr]    |
[INFO] [stderr] 8  |     f64::from((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr] 9  |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)).sqrt() as u32
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: try: `i32::from(c2[0])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr]   |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[0])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: try: `i32::from(c2[1])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr]   |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[1])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: try: `i32::from(c2[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |     ((c2[0] as i32 - c1[0] as i32).abs() +
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[0])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 |     ((c2[0] as i32 - c1[0] as i32).abs() +
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[0])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 |      (c2[1] as i32 - c1[1] as i32).abs() +
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[1])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |      (c2[1] as i32 - c1[1] as i32).abs() +
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[1])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 |      (c2[2] as i32 - c1[2] as i32).abs()) as u32
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |      (c2[2] as i32 - c1[2] as i32).abs()) as u32
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[2])`
[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/generator.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let angle = (self.angle() as f64).to_radians();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.angle())`
[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/generator.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let lenf64 = len as f64;
[INFO] [stderr]    |                      ^^^^^^^^^^ help: try: `f64::from(len)`
[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: an inclusive range would be more readable
[INFO] [stderr]   --> src/main.rs:30:14
[INFO] [stderr]    |
[INFO] [stderr] 30 |     for i in 0..ctx.settings.iterations + 1 {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=ctx.settings.iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/main.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let sample_pixel = ctx.image.get_pixel(sample_x, sample_y).clone();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*ctx.image.get_pixel(sample_x, sample_y)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |     info!("{} ns/iter", nanos as f64 / total_iters as f64);
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(total_iters)`
[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: function is never used: `euclidean`
[INFO] [stderr]  --> src/distance.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn euclidean<P: Pixel<Subpixel = u8>>(p1: &P, p2: &P) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rect`
[INFO] [stderr]   --> src/generator.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn rect(&mut self, len: u32) -> Vec<(u32, u32)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: casting i32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | /     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr] 9  | |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr] 10 | |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    | |___________________________________________________^
[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] help: try
[INFO] [stderr]    |
[INFO] [stderr] 8  |     f64::from((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr] 9  |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)).sqrt() as u32
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: try: `i32::from(c2[0])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     (((c2[0] as i32 - c1[0] as i32).pow(2) +
[INFO] [stderr]   |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[0])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: try: `i32::from(c2[1])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]  --> src/distance.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 |       (c2[1] as i32 - c1[1] as i32).pow(2) +
[INFO] [stderr]   |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[1])`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: try: `i32::from(c2[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |       (c2[2] as i32 - c1[2] as i32).pow(2)) as f64).sqrt() as u32
[INFO] [stderr]    |                       ^^^^^^^^^^^^ help: try: `i32::from(c1[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |     ((c2[0] as i32 - c1[0] as i32).abs() +
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[0])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 |     ((c2[0] as i32 - c1[0] as i32).abs() +
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[0])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 |      (c2[1] as i32 - c1[1] as i32).abs() +
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[1])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |      (c2[1] as i32 - c1[1] as i32).abs() +
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[1])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 |      (c2[2] as i32 - c1[2] as i32).abs()) as u32
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: try: `i32::from(c2[2])`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i32 may become silently lossy if types change
[INFO] [stderr]   --> src/distance.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 |      (c2[2] as i32 - c1[2] as i32).abs()) as u32
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: try: `i32::from(c1[2])`
[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/generator.rs:42:21
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let angle = (self.angle() as f64).to_radians();
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.angle())`
[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/generator.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let lenf64 = len as f64;
[INFO] [stderr]    |                      ^^^^^^^^^^ help: try: `f64::from(len)`
[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: an inclusive range would be more readable
[INFO] [stderr]   --> src/main.rs:30:14
[INFO] [stderr]    |
[INFO] [stderr] 30 |     for i in 0..ctx.settings.iterations + 1 {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `0..=ctx.settings.iterations`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]   --> src/main.rs:37:28
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let sample_pixel = ctx.image.get_pixel(sample_x, sample_y).clone();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*ctx.image.get_pixel(sample_x, sample_y)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:80:40
[INFO] [stderr]    |
[INFO] [stderr] 80 |     info!("{} ns/iter", nanos as f64 / total_iters as f64);
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^ help: try: `f64::from(total_iters)`
[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 15.92s
[INFO] running `"docker" "inspect" "afeef3384cc52cac58b3f8635df509792e246ef13423e91577ccdded5474d80d"`
[INFO] running `"docker" "rm" "-f" "afeef3384cc52cac58b3f8635df509792e246ef13423e91577ccdded5474d80d"`
[INFO] [stdout] afeef3384cc52cac58b3f8635df509792e246ef13423e91577ccdded5474d80d