[INFO] updating cached repository tchagnon/raylang-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tchagnon/raylang-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tchagnon/raylang-rust" "work/ex/clippy-test-run/sources/stable/gh/tchagnon/raylang-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/tchagnon/raylang-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tchagnon/raylang-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tchagnon/raylang-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tchagnon/raylang-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5a1bdcf0c7094e9c07d612eb69be7fa97ba5092
[INFO] sha for GitHub repo tchagnon/raylang-rust: a5a1bdcf0c7094e9c07d612eb69be7fa97ba5092
[INFO] validating manifest of tchagnon/raylang-rust 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 tchagnon/raylang-rust 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 tchagnon/raylang-rust
[INFO] finished frobbing tchagnon/raylang-rust
[INFO] frobbed toml for tchagnon/raylang-rust written to work/ex/clippy-test-run/sources/stable/gh/tchagnon/raylang-rust/Cargo.toml
[INFO] started frobbing tchagnon/raylang-rust
[INFO] finished frobbing tchagnon/raylang-rust
[INFO] frobbed toml for tchagnon/raylang-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/tchagnon/raylang-rust/Cargo.toml
[INFO] crate tchagnon/raylang-rust 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 tchagnon/raylang-rust against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/tchagnon/raylang-rust:/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] 38795263540f1827bccc61cc52ad6c3d0366318dd573fbef8fb8a884df232c37
[INFO] running `"docker" "start" "-a" "38795263540f1827bccc61cc52ad6c3d0366318dd573fbef8fb8a884df232c37"`
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde v1.0.10
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking serde_yaml v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking raylang-rust v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/math.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                ^^^^ help: replace it with: `x`
[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/math.rs:34:22
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                      ^^^^ help: replace it with: `y`
[INFO] [stderr]    |
[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/math.rs:34:28
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                            ^^^^ help: replace it with: `z`
[INFO] [stderr]    |
[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/math.rs:148:16
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[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/math.rs:148:22
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                      ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[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/math.rs:148:28
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                            ^^^^ help: replace it with: `z`
[INFO] [stderr]     |
[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/math.rs:148:34
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                                  ^^^^ help: replace it with: `w`
[INFO] [stderr]     |
[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/math.rs:231:17
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                 ^^^^^^ help: replace it with: `r1`
[INFO] [stderr]     |
[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/math.rs:231:25
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                         ^^^^^^ help: replace it with: `r2`
[INFO] [stderr]     |
[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/math.rs:231:33
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                                 ^^^^^^ help: replace it with: `r3`
[INFO] [stderr]     |
[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/math.rs:231:41
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                                         ^^^^^^ help: replace it with: `r4`
[INFO] [stderr]     |
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/math.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let (x, y, z) = (v.x, v.y, v.z);
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/math.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let (x, y, z) = (v.x, v.y, v.z);
[INFO] [stderr]     |                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mesh.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             ab_pdet_ac: ab_pdet_ac,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `ab_pdet_ac`
[INFO] [stderr]    |
[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/mesh.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             faces: faces,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `faces`
[INFO] [stderr]     |
[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/mesh.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             vertices: vertices,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[INFO] [stderr]     |
[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/mesh.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             vertex_normals: vertex_normals,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `vertex_normals`
[INFO] [stderr]     |
[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/mesh.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             shading: shading,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `shading`
[INFO] [stderr]     |
[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/mesh.rs:168:13
[INFO] [stderr]     |
[INFO] [stderr] 168 |             faces: faces,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `faces`
[INFO] [stderr]     |
[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/mesh.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |             vertices: vertices,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[INFO] [stderr]     |
[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/mesh.rs:193:17
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 bbox: bbox,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `bbox`
[INFO] [stderr]     |
[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/mesh.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 bbox: bbox,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `bbox`
[INFO] [stderr]     |
[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/ray_tracer.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |         RayTracer { scene: scene }
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: replace it with: `scene`
[INFO] [stderr]    |
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/ray_tracer.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 let (i, j) = (i as f32, j as f32);
[INFO] [stderr]    |                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/ray_tracer.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let (w, h) = (scene.width as f32, scene.height as f32);
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ray_tracer.rs:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let ray = Ray { origin: origin, direction: d_jk };
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]    |
[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/math.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                ^^^^ help: replace it with: `x`
[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/math.rs:34:22
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                      ^^^^ help: replace it with: `y`
[INFO] [stderr]    |
[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/math.rs:34:28
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Vec3f {x: x, y: y, z: z}
[INFO] [stderr]    |                            ^^^^ help: replace it with: `z`
[INFO] [stderr]    |
[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/math.rs:148:16
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                ^^^^ help: replace it with: `x`
[INFO] [stderr]     |
[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/math.rs:148:22
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                      ^^^^ help: replace it with: `y`
[INFO] [stderr]     |
[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/math.rs:148:28
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                            ^^^^ help: replace it with: `z`
[INFO] [stderr]     |
[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/math.rs:148:34
[INFO] [stderr]     |
[INFO] [stderr] 148 |         Vec4f {x: x, y: y, z: z, w: w}
[INFO] [stderr]     |                                  ^^^^ help: replace it with: `w`
[INFO] [stderr]     |
[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/math.rs:231:17
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                 ^^^^^^ help: replace it with: `r1`
[INFO] [stderr]     |
[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/math.rs:231:25
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                         ^^^^^^ help: replace it with: `r2`
[INFO] [stderr]     |
[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/math.rs:231:33
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                                 ^^^^^^ help: replace it with: `r3`
[INFO] [stderr]     |
[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/math.rs:231:41
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Mat4f { r1: r1, r2: r2, r3: r3, r4: r4 }
[INFO] [stderr]     |                                         ^^^^^^ help: replace it with: `r4`
[INFO] [stderr]     |
[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: 5th binding whose name is just one char
[INFO] [stderr]    --> src/math.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let (x, y, z) = (v.x, v.y, v.z);
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]    --> src/math.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let (x, y, z) = (v.x, v.y, v.z);
[INFO] [stderr]     |                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/mesh.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |             ab_pdet_ac: ab_pdet_ac,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `ab_pdet_ac`
[INFO] [stderr]    |
[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/mesh.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             faces: faces,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `faces`
[INFO] [stderr]     |
[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/mesh.rs:147:13
[INFO] [stderr]     |
[INFO] [stderr] 147 |             vertices: vertices,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[INFO] [stderr]     |
[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/mesh.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             vertex_normals: vertex_normals,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `vertex_normals`
[INFO] [stderr]     |
[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/mesh.rs:149:13
[INFO] [stderr]     |
[INFO] [stderr] 149 |             shading: shading,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ help: replace it with: `shading`
[INFO] [stderr]     |
[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/mesh.rs:168:13
[INFO] [stderr]     |
[INFO] [stderr] 168 |             faces: faces,
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: replace it with: `faces`
[INFO] [stderr]     |
[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/mesh.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |             vertices: vertices,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `vertices`
[INFO] [stderr]     |
[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/mesh.rs:193:17
[INFO] [stderr]     |
[INFO] [stderr] 193 |                 bbox: bbox,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `bbox`
[INFO] [stderr]     |
[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/mesh.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 bbox: bbox,
[INFO] [stderr]     |                 ^^^^^^^^^^ help: replace it with: `bbox`
[INFO] [stderr]     |
[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/ray_tracer.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 |         RayTracer { scene: scene }
[INFO] [stderr]    |                     ^^^^^^^^^^^^ help: replace it with: `scene`
[INFO] [stderr]    |
[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: 5th binding whose name is just one char
[INFO] [stderr]   --> src/ray_tracer.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 let (i, j) = (i as f32, j as f32);
[INFO] [stderr]    |                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/ray_tracer.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let (w, h) = (scene.width as f32, scene.height as f32);
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/ray_tracer.rs:49:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let ray = Ray { origin: origin, direction: d_jk };
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: replace it with: `origin`
[INFO] [stderr]    |
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:356:35
[INFO] [stderr]     |
[INFO] [stderr] 356 |         assert_eq!(u.magnitude(), 3.7416575);
[INFO] [stderr]     |                                   ^^^^^^^^^ help: consider: `3.741_657_5`
[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/math.rs:357:36
[INFO] [stderr]     |
[INFO] [stderr] 357 |         assert_eq!(u.norm(), vec3f(0.26726124, 0.5345225, 0.8017837));
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: consider: `0.267_261_24`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:357:48
[INFO] [stderr]     |
[INFO] [stderr] 357 |         assert_eq!(u.norm(), vec3f(0.26726124, 0.5345225, 0.8017837));
[INFO] [stderr]     |                                                ^^^^^^^^^ help: consider: `0.534_522_5`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:357:59
[INFO] [stderr]     |
[INFO] [stderr] 357 |         assert_eq!(u.norm(), vec3f(0.26726124, 0.5345225, 0.8017837));
[INFO] [stderr]     |                                                           ^^^^^^^^^ help: consider: `0.801_783_7`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:372:35
[INFO] [stderr]     |
[INFO] [stderr] 372 |         assert_eq!(u.magnitude(), 5.477225575);
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: consider: `5.477_225_575`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:373:36
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: consider: `0.182_574_185_8`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:373:50
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: consider: `0.365_148_371_7`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:373:64
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^ help: consider: `0.547_722_557_5`
[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: long literal lacking separators
[INFO] [stderr]    --> src/math.rs:373:78
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                                              ^^^^^^^^^^^^ help: consider: `0.730_296_743_3`
[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] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/math.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |         assert_eq!(to_radians(360.0), consts::PI * 2.0);
[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/math.rs:340:9
[INFO] [stderr]     |
[INFO] [stderr] 340 |         assert_eq!(to_radians(360.0), consts::PI * 2.0);
[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/math.rs:353:9
[INFO] [stderr]     |
[INFO] [stderr] 353 |         assert_eq!(u.dot(v), 32.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:353:9
[INFO] [stderr]     |
[INFO] [stderr] 353 |         assert_eq!(u.dot(v), 32.0);
[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/math.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         assert_eq!(u.magnitude_squared(), 14.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         assert_eq!(u.magnitude_squared(), 14.0);
[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/math.rs:356:9
[INFO] [stderr]     |
[INFO] [stderr] 356 |         assert_eq!(u.magnitude(), 3.7416575);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:356:9
[INFO] [stderr]     |
[INFO] [stderr] 356 |         assert_eq!(u.magnitude(), 3.7416575);
[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/math.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         assert_eq!(u.dot(v), 70.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         assert_eq!(u.dot(v), 70.0);
[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/math.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         assert_eq!(u.magnitude_squared(), 30.0);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:371:9
[INFO] [stderr]     |
[INFO] [stderr] 371 |         assert_eq!(u.magnitude_squared(), 30.0);
[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: float has excessive precision
[INFO] [stderr]    --> src/math.rs:372:35
[INFO] [stderr]     |
[INFO] [stderr] 372 |         assert_eq!(u.magnitude(), 5.477225575);
[INFO] [stderr]     |                                   ^^^^^^^^^^^ help: consider changing the type or truncating it to: `5.477_226`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::excessive_precision)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/math.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         assert_eq!(u.magnitude(), 5.477225575);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/math.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         assert_eq!(u.magnitude(), 5.477225575);
[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: float has excessive precision
[INFO] [stderr]    --> src/math.rs:373:36
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.182_574_18`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]    --> src/math.rs:373:50
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.365_148_37`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]    --> src/math.rs:373:64
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.547_722_6`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr] warning: float has excessive precision
[INFO] [stderr]    --> src/math.rs:373:78
[INFO] [stderr]     |
[INFO] [stderr] 373 |         assert_eq!(u.norm(), vec4f(0.1825741858, 0.3651483717, 0.5477225575, 0.7302967433));
[INFO] [stderr]     |                                                                              ^^^^^^^^^^^^ help: consider changing the type or truncating it to: `0.730_296_73`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#excessive_precision
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name such as `a`
[INFO] [stderr]    --> src/math.rs:380:13
[INFO] [stderr]     |
[INFO] [stderr] 380 |         let A = mat4f(
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name such as `b`
[INFO] [stderr]    --> src/math.rs:385:13
[INFO] [stderr]     |
[INFO] [stderr] 385 |         let B = mat4f(
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `C` should have a snake case name such as `c`
[INFO] [stderr]    --> src/math.rs:390:13
[INFO] [stderr]     |
[INFO] [stderr] 390 |         let C = mat4f(
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/mesh.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn read(s: &String) -> Face {
[INFO] [stderr]    |                ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/mesh.rs:45:36
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn normal(&self, vertices: &Vec<Vec3f>) -> Vec3f {
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/mesh.rs:87:53
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn prepare(&self, origin: &Vec3f, vertices: &Vec<Vec3f>) -> Face {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/mesh.rs:153:23
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn read_vertex(s: &String) -> Vec3f {
[INFO] [stderr]     |                       ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let ref scene = self.scene;
[INFO] [stderr]    |         ----^^^^^^^^^-------------- help: try: `let scene = &self.scene;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let ref camera = scene.camera;
[INFO] [stderr]    |         ----^^^^^^^^^^---------------- help: try: `let camera = &scene.camera;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let ref material = intx.material;
[INFO] [stderr]    |         ----^^^^^^^^^^^^----------------- help: try: `let material = &intx.material;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/ray_tracer.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |             .expect(&format!("Unable to compare distances {} and {}", d1, d2))
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Unable to compare distances {} and {}", d1))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]   --> src/bounding_box.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         if (t_near > t_far) || t_far < 0.0 {
[INFO] [stderr] 24 | |             false
[INFO] [stderr] 25 | |         } else {
[INFO] [stderr] 26 | |             true
[INFO] [stderr] 27 | |         }
[INFO] [stderr]    | |_________^ help: you can reduce it to: `!((t_near > t_far) || t_far < 0.0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/bounding_box.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn from_vertices(vertices: &Vec<Vec3f>) -> BoundingBox {
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/bounding_box.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn vec3f_min_max<F>(vs: &Vec<Vec3f>, axis_fn: F) -> (f32, f32)
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/mesh.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn read(s: &String) -> Face {
[INFO] [stderr]    |                ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/mesh.rs:45:36
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn normal(&self, vertices: &Vec<Vec3f>) -> Vec3f {
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/mesh.rs:87:53
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub fn prepare(&self, origin: &Vec3f, vertices: &Vec<Vec3f>) -> Face {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/mesh.rs:153:23
[INFO] [stderr]     |
[INFO] [stderr] 153 |     fn read_vertex(s: &String) -> Vec3f {
[INFO] [stderr]     |                       ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let ref scene = self.scene;
[INFO] [stderr]    |         ----^^^^^^^^^-------------- help: try: `let scene = &self.scene;`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let ref camera = scene.camera;
[INFO] [stderr]    |         ----^^^^^^^^^^---------------- help: try: `let camera = &scene.camera;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/ray_tracer.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let ref material = intx.material;
[INFO] [stderr]    |         ----^^^^^^^^^^^^----------------- help: try: `let material = &intx.material;`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]    --> src/ray_tracer.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |             .expect(&format!("Unable to compare distances {} and {}", d1, d2))
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Unable to compare distances {} and {}", d1))`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/scene.rs:166:32
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     transform: transform.clone(),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*transform`
[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: this if-then-else expression returns a bool literal
[INFO] [stderr]   --> src/bounding_box.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 | /         if (t_near > t_far) || t_far < 0.0 {
[INFO] [stderr] 24 | |             false
[INFO] [stderr] 25 | |         } else {
[INFO] [stderr] 26 | |             true
[INFO] [stderr] 27 | |         }
[INFO] [stderr]    | |_________^ help: you can reduce it to: `!((t_near > t_far) || t_far < 0.0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/bounding_box.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn from_vertices(vertices: &Vec<Vec3f>) -> BoundingBox {
[INFO] [stderr]    |                                    ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/bounding_box.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn vec3f_min_max<F>(vs: &Vec<Vec3f>, axis_fn: F) -> (f32, f32)
[INFO] [stderr]    |                         ^^^^^^^^^^^ help: change this to: `&[Vec3f]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:26:39
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let json_str = CStr::from_ptr(json).to_str()
[INFO] [stderr]    |                                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |         (*scene).render();
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:39:39
[INFO] [stderr]    |
[INFO] [stderr] 39 |         println!("Wrote file {:?}", (*scene).image);
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `raylang-rust`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/scene.rs:166:32
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     transform: transform.clone(),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*transform`
[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] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:26:39
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let json_str = CStr::from_ptr(json).to_str()
[INFO] [stderr]    |                                       ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |         (*scene).render();
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:39:39
[INFO] [stderr]    |
[INFO] [stderr] 39 |         println!("Wrote file {:?}", (*scene).image);
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `raylang-rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "38795263540f1827bccc61cc52ad6c3d0366318dd573fbef8fb8a884df232c37"`
[INFO] running `"docker" "rm" "-f" "38795263540f1827bccc61cc52ad6c3d0366318dd573fbef8fb8a884df232c37"`
[INFO] [stdout] 38795263540f1827bccc61cc52ad6c3d0366318dd573fbef8fb8a884df232c37