[INFO] updating cached repository SkyZH/raytracer.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SkyZH/raytracer.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SkyZH/raytracer.rs" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/SkyZH/raytracer.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/SkyZH/raytracer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SkyZH/raytracer.rs" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/SkyZH/raytracer.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/SkyZH/raytracer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cabc1b72b0ed0d300cf1a79ed715578818373ac9
[INFO] sha for GitHub repo SkyZH/raytracer.rs: cabc1b72b0ed0d300cf1a79ed715578818373ac9
[INFO] validating manifest of SkyZH/raytracer.rs on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SkyZH/raytracer.rs on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SkyZH/raytracer.rs
[INFO] finished frobbing SkyZH/raytracer.rs
[INFO] frobbed toml for SkyZH/raytracer.rs written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/SkyZH/raytracer.rs/Cargo.toml
[INFO] started frobbing SkyZH/raytracer.rs
[INFO] finished frobbing SkyZH/raytracer.rs
[INFO] frobbed toml for SkyZH/raytracer.rs written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/SkyZH/raytracer.rs/Cargo.toml
[INFO] crate SkyZH/raytracer.rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking SkyZH/raytracer.rs against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-2/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/SkyZH/raytracer.rs:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0d83feb1eefb09eb90c6d065a4c5c3c5202ef288a32e4cf9044e8cef73c73c92
[INFO] running `"docker" "start" "-a" "0d83feb1eefb09eb90c6d065a4c5c3c5202ef288a32e4cf9044e8cef73c73c92"`
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::World`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tracer::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Camera`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tracer::Camera;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `renderer::RenderProvider`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use renderer::RenderProvider;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Ray`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tracer::Ray;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Hitable`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tracer::Hitable;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rand::Rng`
[INFO] [stderr]  --> src/renderer/thread_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Vec3`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tracer::Vec3;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Ray`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tracer::Ray;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Hitable`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use tracer::Hitable;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rand::Rng`
[INFO] [stderr]  --> src/renderer/basic_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:39
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:31
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:23
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:31
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:23
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:31
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:39
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `randomizer`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: consider prefixing with an underscore: `_randomizer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:29
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                             ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:37
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::World`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tracer::World;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Camera`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tracer::Camera;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `renderer::RenderProvider`
[INFO] [stderr]  --> src/renderer/mod_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use renderer::RenderProvider;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Ray`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tracer::Ray;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Hitable`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tracer::Hitable;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rand::Rng`
[INFO] [stderr]  --> src/renderer/thread_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Vec3`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tracer::Vec3;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Ray`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use tracer::Ray;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracer::Hitable`
[INFO] [stderr]   --> src/renderer/thread_renderer.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use tracer::Hitable;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new <T: RenderProvider> (width: u32, height: u32, antialiasing: u32) -> BasicRenderer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/tracer/vec3.rs:99:16
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn dot(A: Vec3, B: Vec3) -> f64 {
[INFO] [stderr]    |                ^ help: convert the identifier to snake case: `a`
[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
[INFO] [stderr]   --> src/tracer/vec3.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn dot(A: Vec3, B: Vec3) -> f64 {
[INFO] [stderr]    |                         ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/tracer/vec3.rs:103:18
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn cross(A: Vec3, B: Vec3) -> Vec3 {
[INFO] [stderr]     |                  ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/tracer/vec3.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn cross(A: Vec3, B: Vec3) -> Vec3 {
[INFO] [stderr]     |                           ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rand::Rng`
[INFO] [stderr]  --> src/renderer/basic_renderer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:23
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:26:39
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:31
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/metal.rs:33:39
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:23
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:31
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/dielectric.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:23
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:31
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/textured_lambertian.rs:30:39
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                       ^^^ help: consider prefixing with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `randomizer`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:20:58
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn scatter(&self, ray: &Ray, hit_record: &HitRecord, randomizer: &mut Randomizer) -> Option<(Ray, Vec3)> {
[INFO] [stderr]    |                                                          ^^^^^^^^^^ help: consider prefixing with an underscore: `_randomizer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:31
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/diffuse_light.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                     ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:29
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                             ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]  --> src/tracer/textures/constant_texture.rs:9:37
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn value(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]   |                                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/renderer/basic_renderer.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn new <T: RenderProvider> (width: u32, height: u32, antialiasing: u32) -> BasicRenderer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/tracer/vec3.rs:99:16
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn dot(A: Vec3, B: Vec3) -> f64 {
[INFO] [stderr]    |                ^ help: convert the identifier to snake case: `a`
[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
[INFO] [stderr]   --> src/tracer/vec3.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn dot(A: Vec3, B: Vec3) -> f64 {
[INFO] [stderr]    |                         ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/tracer/vec3.rs:103:18
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn cross(A: Vec3, B: Vec3) -> Vec3 {
[INFO] [stderr]     |                  ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/tracer/vec3.rs:103:27
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn cross(A: Vec3, B: Vec3) -> Vec3 {
[INFO] [stderr]     |                           ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `"docker" "inspect" "0d83feb1eefb09eb90c6d065a4c5c3c5202ef288a32e4cf9044e8cef73c73c92"`
[INFO] running `"docker" "rm" "-f" "0d83feb1eefb09eb90c6d065a4c5c3c5202ef288a32e4cf9044e8cef73c73c92"`
[INFO] [stdout] 0d83feb1eefb09eb90c6d065a4c5c3c5202ef288a32e4cf9044e8cef73c73c92