[INFO] updating cached repository https://github.com/gam0022/hanamaru-renderer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16c4ade782e17893ab6f0d8d646422677c2b210e
[INFO] checking gam0022/hanamaru-renderer against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgam0022%2Fhanamaru-renderer" "/workspace/builds/worker-6/source"`
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[INFO] validating manifest of git repo https://github.com/gam0022/hanamaru-renderer on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gam0022/hanamaru-renderer
[INFO] finished tweaking git repo https://github.com/gam0022/hanamaru-renderer
[INFO] tweaked toml for git repo https://github.com/gam0022/hanamaru-renderer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/gam0022/hanamaru-renderer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7d8f2d39aafb2fc8626adf8a2b44d6fc069258e704671eff0dcaa0deabf7d67
[INFO] running `"docker" "start" "-a" "c7d8f2d39aafb2fc8626adf8a2b44d6fc069258e704671eff0dcaa0deabf7d67"`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-complex v0.2.0
[INFO] [stderr]     Checking num-bigint v0.2.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking hanamaru-renderer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/vector.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         (self.x * self.x + self.y * self.y)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:324:37
[INFO] [stderr]     |
[INFO] [stderr] 324 |     fn emissions(&self) -> Vec<&Box<Intersectable>>;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:328:27
[INFO] [stderr]     |
[INFO] [stderr] 328 |     pub elements: Vec<Box<Intersectable>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:335:38
[INFO] [stderr]     |
[INFO] [stderr] 335 |         let mut nearest: Option<&Box<Intersectable>> = None;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:356:37
[INFO] [stderr]     |
[INFO] [stderr] 356 |     fn emissions(&self) -> Vec<&Box<Intersectable>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:362:40
[INFO] [stderr]     |
[INFO] [stderr] 362 |     pub fn add(&mut self, element: Box<Intersectable>) {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:366:62
[INFO] [stderr]     |
[INFO] [stderr] 366 |     pub fn add_with_check_collisions(&mut self, element: Box<Intersectable>) -> bool {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:403:37
[INFO] [stderr]     |
[INFO] [stderr] 403 |     fn emissions(&self) -> Vec<&Box<Intersectable>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:23:34
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color;
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:23:84
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color;
[INFO] [stderr]    |                                                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn render(&mut self, scene: &SceneTrait, camera: &Camera, imgbuf: &mut ImageBuffer<Rgb<u8>, Vec<u8>>) -> u32 {
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:48:37
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn supersampling(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, frag_coord: &Vector2, resolution: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:48:87
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn supersampling(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, frag_coord: &Vector2, resolution: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]    |                                                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:116:34
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, _emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, _: u32) -> Color {
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:116:85
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, _emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, _: u32) -> Color {
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:163:84
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]     |                                                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:270:38
[INFO] [stderr]     |
[INFO] [stderr] 270 | ...                   scene: &SceneTrait, emissions: &Vec<&Box<Intersectable>>, material: &PointMaterial) -> Vector3 {
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:270:71
[INFO] [stderr]     |
[INFO] [stderr] 270 | ...                   scene: &SceneTrait, emissions: &Vec<&Box<Intersectable>>, material: &PointMaterial) -> Vector3 {
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/vector.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         (self.x * self.x + self.y * self.y + self.z * self.z)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         (self.x * self.x + self.y * self.y)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:324:37
[INFO] [stderr]     |
[INFO] [stderr] 324 |     fn emissions(&self) -> Vec<&Box<Intersectable>>;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:328:27
[INFO] [stderr]     |
[INFO] [stderr] 328 |     pub elements: Vec<Box<Intersectable>>,
[INFO] [stderr]     |                           ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:335:38
[INFO] [stderr]     |
[INFO] [stderr] 335 |         let mut nearest: Option<&Box<Intersectable>> = None;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:356:37
[INFO] [stderr]     |
[INFO] [stderr] 356 |     fn emissions(&self) -> Vec<&Box<Intersectable>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:362:40
[INFO] [stderr]     |
[INFO] [stderr] 362 |     pub fn add(&mut self, element: Box<Intersectable>) {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:366:62
[INFO] [stderr]     |
[INFO] [stderr] 366 |     pub fn add_with_check_collisions(&mut self, element: Box<Intersectable>) -> bool {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scene.rs:403:37
[INFO] [stderr]     |
[INFO] [stderr] 403 |     fn emissions(&self) -> Vec<&Box<Intersectable>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:23:34
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color;
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:23:84
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color;
[INFO] [stderr]    |                                                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:25:34
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn render(&mut self, scene: &SceneTrait, camera: &Camera, imgbuf: &mut ImageBuffer<Rgb<u8>, Vec<u8>>) -> u32 {
[INFO] [stderr]    |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:48:37
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn supersampling(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, frag_coord: &Vector2, resolution: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/renderer.rs:48:87
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn supersampling(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, frag_coord: &Vector2, resolution: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]    |                                                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:116:34
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, _emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, _: u32) -> Color {
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:116:85
[INFO] [stderr]     |
[INFO] [stderr] 116 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, _emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, _: u32) -> Color {
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:163:84
[INFO] [stderr]     |
[INFO] [stderr] 163 |     fn calc_pixel(&self, scene: &SceneTrait, camera: &Camera, emissions: &Vec<&Box<Intersectable>>, normalized_coord: &Vector2, sampling: u32) -> Color {
[INFO] [stderr]     |                                                                                    ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:270:38
[INFO] [stderr]     |
[INFO] [stderr] 270 | ...                   scene: &SceneTrait, emissions: &Vec<&Box<Intersectable>>, material: &PointMaterial) -> Vector3 {
[INFO] [stderr]     |                               ^^^^^^^^^^ help: use `dyn`: `dyn SceneTrait`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/renderer.rs:270:71
[INFO] [stderr]     |
[INFO] [stderr] 270 | ...                   scene: &SceneTrait, emissions: &Vec<&Box<Intersectable>>, material: &PointMaterial) -> Vector3 {
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn Intersectable`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/renderer.rs:176:23
[INFO] [stderr]     |
[INFO] [stderr] 176 |             let (hit, mut intersection) = scene.intersect(&ray);
[INFO] [stderr]     |                       ----^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rotate_z`
[INFO] [stderr]   --> src/matrix.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn rotate_z(t: f64) -> Matrix44 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inverse`
[INFO] [stderr]   --> src/matrix.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn inverse(&self) -> Matrix44 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mix`
[INFO] [stderr]   --> src/math.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn mix(x: &Vector3, y: &Vector3, a: f64) -> Vector3 {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/renderer.rs:176:23
[INFO] [stderr]     |
[INFO] [stderr] 176 |             let (hit, mut intersection) = scene.intersect(&ray);
[INFO] [stderr]     |                       ----^^^^^^^^^^^^
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `rotate_z`
[INFO] [stderr]   --> src/matrix.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn rotate_z(t: f64) -> Matrix44 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inverse`
[INFO] [stderr]   --> src/matrix.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn inverse(&self) -> Matrix44 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mix`
[INFO] [stderr]   --> src/math.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn mix(x: &Vector3, y: &Vector3, a: f64) -> Vector3 {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.14s
[INFO] running `"docker" "inspect" "c7d8f2d39aafb2fc8626adf8a2b44d6fc069258e704671eff0dcaa0deabf7d67"`
[INFO] running `"docker" "rm" "-f" "c7d8f2d39aafb2fc8626adf8a2b44d6fc069258e704671eff0dcaa0deabf7d67"`
[INFO] [stdout] c7d8f2d39aafb2fc8626adf8a2b44d6fc069258e704671eff0dcaa0deabf7d67