[INFO] updating cached repository danmarcab/raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/danmarcab/raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/danmarcab/raytracer" "work/ex/clippy-test-run/sources/stable/gh/danmarcab/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/danmarcab/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/danmarcab/raytracer" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/danmarcab/raytracer"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/danmarcab/raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe09d94cf8f5ea9331f0264fbea46115788747b3
[INFO] sha for GitHub repo danmarcab/raytracer: fe09d94cf8f5ea9331f0264fbea46115788747b3
[INFO] validating manifest of danmarcab/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 danmarcab/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 danmarcab/raytracer
[INFO] finished frobbing danmarcab/raytracer
[INFO] frobbed toml for danmarcab/raytracer written to work/ex/clippy-test-run/sources/stable/gh/danmarcab/raytracer/Cargo.toml
[INFO] started frobbing danmarcab/raytracer
[INFO] finished frobbing danmarcab/raytracer
[INFO] frobbed toml for danmarcab/raytracer written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/danmarcab/raytracer/Cargo.toml
[INFO] crate danmarcab/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 danmarcab/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/danmarcab/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] ee42eeacf443db70cd4c9082fd92377c95485de6097c5ed2d36e2e3f5fd62508
[INFO] running `"docker" "start" "-a" "ee42eeacf443db70cd4c9082fd92377c95485de6097c5ed2d36e2e3f5fd62508"`
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/sphere.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 distance_to_orig: distance_to_orig,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `distance_to_orig`
[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/sphere.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 distance_to_orig: distance_to_orig,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `distance_to_orig`
[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: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/camera.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let coord_x = ((x as f64 + 0.5) / self.sensor_width as f64) * 2.0 - 1.0;
[INFO] [stderr]    |                         ^^^^^^^^ help: try: `f64::from(x)`
[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/camera.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let coord_x = ((x as f64 + 0.5) / self.sensor_width as f64) * 2.0 - 1.0;
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let coord_y = 1.0 - ((y as f64 + 0.5) / self.sensor_height as f64) * 2.0;
[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/camera.rs:40:49
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let coord_y = 1.0 - ((y as f64 + 0.5) / self.sensor_height as f64) * 2.0;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let aspect_adjustment = (self.sensor_width as f64) / (self.sensor_height as f64);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:42:62
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let aspect_adjustment = (self.sensor_width as f64) / (self.sensor_height as f64);
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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 don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 | /         match self {
[INFO] [stderr] 70 | |             &Light::Directional(ref light) => -light.direction.normalize(),
[INFO] [stderr] 71 | |             &Light::Point(ref light) => (light.position - *from).normalize(),
[INFO] [stderr] 72 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match *self {
[INFO] [stderr] 70 |             Light::Directional(ref light) => -light.direction.normalize(),
[INFO] [stderr] 71 |             Light::Point(ref light) => (light.position - *from).normalize(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | /         match self {
[INFO] [stderr] 77 | |             &Light::Directional(ref _light) => ::std::f64::INFINITY,
[INFO] [stderr] 78 | |             &Light::Point(ref light) => (light.position - *from).length(),
[INFO] [stderr] 79 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 76 |         match *self {
[INFO] [stderr] 77 |             Light::Directional(ref _light) => ::std::f64::INFINITY,
[INFO] [stderr] 78 |             Light::Point(ref light) => (light.position - *from).length(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | /         match self {
[INFO] [stderr] 84 | |             &Light::Directional(ref light) => light.intensity,
[INFO] [stderr] 85 | |             &Light::Point(ref light) => {
[INFO] [stderr] 86 | |                 let dist_sq = (light.position - *from).length_sq() as f64;
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |             }
[INFO] [stderr] 90 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 83 |         match *self {
[INFO] [stderr] 84 |             Light::Directional(ref light) => light.intensity,
[INFO] [stderr] 85 |             Light::Point(ref light) => {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 | /         match self {
[INFO] [stderr] 95 | |             &Light::Directional(ref light) => light.color,
[INFO] [stderr] 96 | |             &Light::Point(ref light) => light.color,
[INFO] [stderr] 97 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 94 |         match *self {
[INFO] [stderr] 95 |             Light::Directional(ref light) => light.color,
[INFO] [stderr] 96 |             Light::Point(ref light) => light.color,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/vect3.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         assert_eq!(vec.x, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/vect3.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         assert_eq!(vec.x, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/vect3.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         assert_eq!(vec.y, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/vect3.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         assert_eq!(vec.y, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/vect3.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         assert_eq!(vec.z, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/vect3.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         assert_eq!(vec.z, 0.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to f64 may become silently lossy if types change
[INFO] [stderr]   --> src/camera.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let coord_x = ((x as f64 + 0.5) / self.sensor_width as f64) * 2.0 - 1.0;
[INFO] [stderr]    |                         ^^^^^^^^ help: try: `f64::from(x)`
[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/camera.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let coord_x = ((x as f64 + 0.5) / self.sensor_width as f64) * 2.0 - 1.0;
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let coord_y = 1.0 - ((y as f64 + 0.5) / self.sensor_height as f64) * 2.0;
[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/camera.rs:40:49
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let coord_y = 1.0 - ((y as f64 + 0.5) / self.sensor_height as f64) * 2.0;
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:42:33
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let aspect_adjustment = (self.sensor_width as f64) / (self.sensor_height as f64);
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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/camera.rs:42:62
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let aspect_adjustment = (self.sensor_width as f64) / (self.sensor_height as f64);
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `f64::from(self.sensor_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 don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 | /         match self {
[INFO] [stderr] 70 | |             &Light::Directional(ref light) => -light.direction.normalize(),
[INFO] [stderr] 71 | |             &Light::Point(ref light) => (light.position - *from).normalize(),
[INFO] [stderr] 72 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 69 |         match *self {
[INFO] [stderr] 70 |             Light::Directional(ref light) => -light.direction.normalize(),
[INFO] [stderr] 71 |             Light::Point(ref light) => (light.position - *from).normalize(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | /         match self {
[INFO] [stderr] 77 | |             &Light::Directional(ref _light) => ::std::f64::INFINITY,
[INFO] [stderr] 78 | |             &Light::Point(ref light) => (light.position - *from).length(),
[INFO] [stderr] 79 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 76 |         match *self {
[INFO] [stderr] 77 |             Light::Directional(ref _light) => ::std::f64::INFINITY,
[INFO] [stderr] 78 |             Light::Point(ref light) => (light.position - *from).length(),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | /         match self {
[INFO] [stderr] 84 | |             &Light::Directional(ref light) => light.intensity,
[INFO] [stderr] 85 | |             &Light::Point(ref light) => {
[INFO] [stderr] 86 | |                 let dist_sq = (light.position - *from).length_sq() as f64;
[INFO] [stderr] ...  |
[INFO] [stderr] 89 | |             }
[INFO] [stderr] 90 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 83 |         match *self {
[INFO] [stderr] 84 |             Light::Directional(ref light) => light.intensity,
[INFO] [stderr] 85 |             Light::Point(ref light) => {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/scene.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 | /         match self {
[INFO] [stderr] 95 | |             &Light::Directional(ref light) => light.color,
[INFO] [stderr] 96 | |             &Light::Point(ref light) => light.color,
[INFO] [stderr] 97 | |         }
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 94 |         match *self {
[INFO] [stderr] 95 |             Light::Directional(ref light) => light.color,
[INFO] [stderr] 96 |             Light::Point(ref light) => light.color,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `raytracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ee42eeacf443db70cd4c9082fd92377c95485de6097c5ed2d36e2e3f5fd62508"`
[INFO] running `"docker" "rm" "-f" "ee42eeacf443db70cd4c9082fd92377c95485de6097c5ed2d36e2e3f5fd62508"`
[INFO] [stdout] ee42eeacf443db70cd4c9082fd92377c95485de6097c5ed2d36e2e3f5fd62508