[INFO] updating cached repository julienduranleau-sandbox/rust-raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/julienduranleau-sandbox/rust-raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/julienduranleau-sandbox/rust-raytracer" "work/ex/clippy-test-run/sources/stable/gh/julienduranleau-sandbox/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/julienduranleau-sandbox/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/julienduranleau-sandbox/rust-raytracer" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienduranleau-sandbox/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienduranleau-sandbox/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 373d1e493ad7da124d5e7415b343ee8f713fcb5e
[INFO] sha for GitHub repo julienduranleau-sandbox/rust-raytracer: 373d1e493ad7da124d5e7415b343ee8f713fcb5e
[INFO] validating manifest of julienduranleau-sandbox/rust-raytracer 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 julienduranleau-sandbox/rust-raytracer 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 julienduranleau-sandbox/rust-raytracer
[INFO] finished frobbing julienduranleau-sandbox/rust-raytracer
[INFO] frobbed toml for julienduranleau-sandbox/rust-raytracer written to work/ex/clippy-test-run/sources/stable/gh/julienduranleau-sandbox/rust-raytracer/Cargo.toml
[INFO] started frobbing julienduranleau-sandbox/rust-raytracer
[INFO] finished frobbing julienduranleau-sandbox/rust-raytracer
[INFO] frobbed toml for julienduranleau-sandbox/rust-raytracer written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/julienduranleau-sandbox/rust-raytracer/Cargo.toml
[INFO] crate julienduranleau-sandbox/rust-raytracer 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 julienduranleau-sandbox/rust-raytracer against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/julienduranleau-sandbox/rust-raytracer:/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] 03cccf58ef847ba700c73ac223ab9b82978f2edc9d69a72149609706526dec4f
[INFO] running `"docker" "start" "-a" "03cccf58ef847ba700c73ac223ab9b82978f2edc9d69a72149609706526dec4f"`
[INFO] [stderr]     Checking rust-tracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:452:9
[INFO] [stderr]     |
[INFO] [stderr] 452 |         t: t,
[INFO] [stderr]     |         ^^^^ help: replace it with: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/main.rs:452:9
[INFO] [stderr]     |
[INFO] [stderr] 452 |         t: t,
[INFO] [stderr]     |         ^^^^ help: replace it with: `t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/vec3.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 | /             return Vec3 {
[INFO] [stderr] 63 | |                 x: self.x / mag,
[INFO] [stderr] 64 | |                 y: self.y / mag,
[INFO] [stderr] 65 | |                 z: self.z / mag,
[INFO] [stderr] 66 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Vec3 {
[INFO] [stderr] 63 |                 x: self.x / mag,
[INFO] [stderr] 64 |                 y: self.y / mag,
[INFO] [stderr] 65 |                 z: self.z / mag,
[INFO] [stderr] 66 |             }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/vec3.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |             return Vec3 { x: 0.0, y: 0.0, z: 0.0 }
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Vec3 { x: 0.0, y: 0.0, z: 0.0 }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 | const RAY_MIN_LENGTH: f64 = 0.000000001;
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: consider: `0.000_000_001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | const INFINITY: f64 = 100000000000.0;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: consider: `100_000_000_000.0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:371:17
[INFO] [stderr]     |
[INFO] [stderr] 371 |           } else  {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 372 | |             if let Some(next_ray_safe) = next_ray {
[INFO] [stderr] 373 | |                 frac = next_frac;
[INFO] [stderr] 374 | |                 ray = next_ray_safe;
[INFO] [stderr] ...   |
[INFO] [stderr] 377 | |             }
[INFO] [stderr] 378 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 371 |         } else  if let Some(next_ray_safe) = next_ray {
[INFO] [stderr] 372 |     frac = next_frac;
[INFO] [stderr] 373 |     ray = next_ray_safe;
[INFO] [stderr] 374 | } else {
[INFO] [stderr] 375 |     break;
[INFO] [stderr] 376 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:494:9
[INFO] [stderr]     |
[INFO] [stderr] 494 |         return Err(RayError::NoIntersections)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(RayError::NoIntersections)`
[INFO] [stderr]     |
[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/vec3.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 | /             return Vec3 {
[INFO] [stderr] 63 | |                 x: self.x / mag,
[INFO] [stderr] 64 | |                 y: self.y / mag,
[INFO] [stderr] 65 | |                 z: self.z / mag,
[INFO] [stderr] 66 | |             }
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Vec3 {
[INFO] [stderr] 63 |                 x: self.x / mag,
[INFO] [stderr] 64 |                 y: self.y / mag,
[INFO] [stderr] 65 |                 z: self.z / mag,
[INFO] [stderr] 66 |             }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/vec3.rs:68:13
[INFO] [stderr]    |
[INFO] [stderr] 68 |             return Vec3 { x: 0.0, y: 0.0, z: 0.0 }
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Vec3 { x: 0.0, y: 0.0, z: 0.0 }`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 | const RAY_MIN_LENGTH: f64 = 0.000000001;
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: consider: `0.000_000_001`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unreadable_literal)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: long literal lacking separators
[INFO] [stderr]   --> src/main.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | const INFINITY: f64 = 100000000000.0;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^ help: consider: `100_000_000_000.0`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal
[INFO] [stderr] 
[INFO] [stderr] warning: this `else { if .. }` block can be collapsed
[INFO] [stderr]    --> src/main.rs:371:17
[INFO] [stderr]     |
[INFO] [stderr] 371 |           } else  {
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 372 | |             if let Some(next_ray_safe) = next_ray {
[INFO] [stderr] 373 | |                 frac = next_frac;
[INFO] [stderr] 374 | |                 ray = next_ray_safe;
[INFO] [stderr] ...   |
[INFO] [stderr] 377 | |             }
[INFO] [stderr] 378 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::collapsible_if)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stderr] help: try
[INFO] [stderr]     |
[INFO] [stderr] 371 |         } else  if let Some(next_ray_safe) = next_ray {
[INFO] [stderr] 372 |     frac = next_frac;
[INFO] [stderr] 373 |     ray = next_ray_safe;
[INFO] [stderr] 374 | } else {
[INFO] [stderr] 375 |     break;
[INFO] [stderr] 376 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:494:9
[INFO] [stderr]     |
[INFO] [stderr] 494 |         return Err(RayError::NoIntersections)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err(RayError::NoIntersections)`
[INFO] [stderr]     |
[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 operation is ineffective. Consider reducing it to `800`
[INFO] [stderr]   --> src/main.rs:92:34
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let screen = Screen { width: 800 * 1, height: 600 * 1 };
[INFO] [stderr]    |                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `600`
[INFO] [stderr]   --> src/main.rs:92:51
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let screen = Screen { width: 800 * 1, height: 600 * 1 };
[INFO] [stderr]    |                                                   ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:98:24
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let aspect_ratio = screen.width as f64 / screen.height as f64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.width)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:98:46
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let aspect_ratio = screen.width as f64 / screen.height as f64;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 x as f64 / screen.width as f64 * 2.0 - 1.0,
[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:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 x as f64 / screen.width as f64 * 2.0 - 1.0,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 y as f64 / screen.height as f64 * 2.0 - 1.0
[INFO] [stderr]     |                 ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:110:28
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 y as f64 / screen.height as f64 * 2.0 - 1.0
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:410:9
[INFO] [stderr]     |
[INFO] [stderr] 410 | /         match intersect_sphere(ray, sphere) {
[INFO] [stderr] 411 | |             Ok(intersection) => {
[INFO] [stderr] 412 | |                 if intersection.t < closest_intersection.t {
[INFO] [stderr] 413 | |                     closest_intersection = intersection;
[INFO] [stderr] ...   |
[INFO] [stderr] 416 | |             _ => {}
[INFO] [stderr] 417 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 410 |         if let Ok(intersection) = intersect_sphere(ray, sphere) {
[INFO] [stderr] 411 |     if intersection.t < closest_intersection.t {
[INFO] [stderr] 412 |         closest_intersection = intersection;
[INFO] [stderr] 413 |     }
[INFO] [stderr] 414 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 421 | /         match intersect_plane(ray, plane) {
[INFO] [stderr] 422 | |             Ok(intersection) => {
[INFO] [stderr] 423 | |                 if intersection.t < closest_intersection.t {
[INFO] [stderr] 424 | |                     closest_intersection = intersection;
[INFO] [stderr] ...   |
[INFO] [stderr] 427 | |             _ => {}
[INFO] [stderr] 428 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 421 |         if let Ok(intersection) = intersect_plane(ray, plane) {
[INFO] [stderr] 422 |     if intersection.t < closest_intersection.t {
[INFO] [stderr] 423 |         closest_intersection = intersection;
[INFO] [stderr] 424 |     }
[INFO] [stderr] 425 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `800`
[INFO] [stderr]   --> src/main.rs:92:34
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let screen = Screen { width: 800 * 1, height: 600 * 1 };
[INFO] [stderr]    |                                  ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::identity_op)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `600`
[INFO] [stderr]   --> src/main.rs:92:51
[INFO] [stderr]    |
[INFO] [stderr] 92 |     let screen = Screen { width: 800 * 1, height: 600 * 1 };
[INFO] [stderr]    |                                                   ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:98:24
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let aspect_ratio = screen.width as f64 / screen.height as f64;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.width)`
[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 u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/main.rs:98:46
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let aspect_ratio = screen.width as f64 / screen.height as f64;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 x as f64 / screen.width as f64 * 2.0 - 1.0,
[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:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 x as f64 / screen.width as f64 * 2.0 - 1.0,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 y as f64 / screen.height as f64 * 2.0 - 1.0
[INFO] [stderr]     |                 ^^^^^^^^ help: try: `f64::from(y)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]    --> src/main.rs:110:28
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 y as f64 / screen.height as f64 * 2.0 - 1.0
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(screen.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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:410:9
[INFO] [stderr]     |
[INFO] [stderr] 410 | /         match intersect_sphere(ray, sphere) {
[INFO] [stderr] 411 | |             Ok(intersection) => {
[INFO] [stderr] 412 | |                 if intersection.t < closest_intersection.t {
[INFO] [stderr] 413 | |                     closest_intersection = intersection;
[INFO] [stderr] ...   |
[INFO] [stderr] 416 | |             _ => {}
[INFO] [stderr] 417 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 410 |         if let Ok(intersection) = intersect_sphere(ray, sphere) {
[INFO] [stderr] 411 |     if intersection.t < closest_intersection.t {
[INFO] [stderr] 412 |         closest_intersection = intersection;
[INFO] [stderr] 413 |     }
[INFO] [stderr] 414 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/main.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 421 | /         match intersect_plane(ray, plane) {
[INFO] [stderr] 422 | |             Ok(intersection) => {
[INFO] [stderr] 423 | |                 if intersection.t < closest_intersection.t {
[INFO] [stderr] 424 | |                     closest_intersection = intersection;
[INFO] [stderr] ...   |
[INFO] [stderr] 427 | |             _ => {}
[INFO] [stderr] 428 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 421 |         if let Ok(intersection) = intersect_plane(ray, plane) {
[INFO] [stderr] 422 |     if intersection.t < closest_intersection.t {
[INFO] [stderr] 423 |         closest_intersection = intersection;
[INFO] [stderr] 424 |     }
[INFO] [stderr] 425 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "03cccf58ef847ba700c73ac223ab9b82978f2edc9d69a72149609706526dec4f"`
[INFO] running `"docker" "rm" "-f" "03cccf58ef847ba700c73ac223ab9b82978f2edc9d69a72149609706526dec4f"`
[INFO] [stdout] 03cccf58ef847ba700c73ac223ab9b82978f2edc9d69a72149609706526dec4f