[INFO] cloning repository https://github.com/Popaulol/RustTracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Popaulol/RustTracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPopaulol%2FRustTracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPopaulol%2FRustTracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa86b5cdd7fba76841a3ae7af84df6e0fa8ef57d
[INFO] testing Popaulol/RustTracer against master#160e7623e8cbbf1feab2b6e2a24733a98c7bde9c for pr-145628-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPopaulol%2FRustTracer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Popaulol/RustTracer
[INFO] finished tweaking git repo https://github.com/Popaulol/RustTracer
[INFO] tweaked toml for git repo https://github.com/Popaulol/RustTracer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Popaulol/RustTracer on toolchain 160e7623e8cbbf1feab2b6e2a24733a98c7bde9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Popaulol/RustTracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-expr v0.15.7
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[INFO] [stderr]   Downloaded image-webp v0.1.1
[INFO] [stderr]   Downloaded image v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07309bb9067082fb616308910881327c347cc2e78564317e84f8b51f2256bf33
[INFO] running `Command { std: "docker" "start" "-a" "07309bb9067082fb616308910881327c347cc2e78564317e84f8b51f2256bf33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07309bb9067082fb616308910881327c347cc2e78564317e84f8b51f2256bf33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07309bb9067082fb616308910881327c347cc2e78564317e84f8b51f2256bf33", kill_on_drop: false }`
[INFO] [stdout] 07309bb9067082fb616308910881327c347cc2e78564317e84f8b51f2256bf33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8671bf4123e383705c76542857ef9e0667d53160a543d33b391447e0f3b82bec
[INFO] running `Command { std: "docker" "start" "-a" "8671bf4123e383705c76542857ef9e0667d53160a543d33b391447e0f3b82bec", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror-impl v1.0.58
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[INFO] [stderr]    Compiling ravif v0.11.5
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[INFO] [stderr]    Compiling rust_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Texture`
[INFO] [stdout]   --> src/main.rs:14:76
[INFO] [stdout]    |
[INFO] [stdout] 14 |     CheckerTexture, ImageTexture, MarbleTexture, NoiseTexture, SolidColor, Texture,
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let x = if (self.x.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -         let x = if (self.x.size() >= delta) {
[INFO] [stdout] 72 +         let x = if self.x.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let y = if (self.y.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let y = if (self.y.size() >= delta) {
[INFO] [stdout] 77 +         let y = if self.y.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let z = if (self.z.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -         let z = if (self.z.size() >= delta) {
[INFO] [stdout] 82 +         let z = if self.z.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::MulAssign`
[INFO] [stdout]  --> src/noise.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::MulAssign;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/noise.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ImageResult`
[INFO] [stdout]  --> src/texture/image_texture.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::{open, ImageResult, RgbImage};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NoiseTexture`
[INFO] [stdout]  --> src/texture/marble.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::texture::{NoiseTexture, Texture};
[INFO] [stdout]   |                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]  --> src/texture/noise_texture.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::stderr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/texture/noise_texture.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/texture/noise_texture.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material/diffuse_light.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         r_in: &Ray,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rec`
[INFO] [stdout]   --> src/material/diffuse_light.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         rec: &HitRecord,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attenuation`
[INFO] [stdout]   --> src/material/diffuse_light.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         attenuation: &mut Color,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered`
[INFO] [stdout]   --> src/material/diffuse_light.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         scattered: &mut Ray,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material/mod.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material/mod.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material/mod.rs:25:39
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture/image_texture.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture/marble.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture/marble.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture/noise_texture.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture/noise_texture.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mirror`
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let mirror = Rc::new(Dielectric::new(1.0));
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mirror`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_spheres` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn random_spheres() -> std::io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_spheres` is never used
[INFO] [stdout]    --> src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn two_spheres() -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `earth` is never used
[INFO] [stdout]    --> src/main.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn earth() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_perlin_spheres` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn two_perlin_spheres() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quads` is never used
[INFO] [stdout]    --> src/main.rs:236:4
[INFO] [stdout]     |
[INFO] [stdout] 236 | fn quads() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `axis` and `hit` are never used
[INFO] [stdout]   --> src/aabb.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Aabb {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn axis(&self, n: i32) -> &Interval {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn hit(&self, r: &Ray, ray_t: &mut Interval) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `focus_dist` is never used
[INFO] [stdout]    --> src/camera.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl Camera {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn focus_dist(mut self, focus_dist: f64) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BvhNode` is never constructed
[INFO] [stdout]   --> src/hittable/bvh.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BvhNode {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new`, `from_hittable_list`, and `box_compare` are never used
[INFO] [stdout]   --> src/hittable/bvh.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl BvhNode {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 17 |     pub fn new(objects: &Vec<Rc<dyn Hittable>>, start: usize, end: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn from_hittable_list(list: HittableList) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn box_compare(a: &Rc<dyn Hittable>, b: &Rc<dyn Hittable>, axis_index: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_moving` is never used
[INFO] [stdout]   --> src/hittable/sphere.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Sphere {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn new_moving(
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_color` is never used
[INFO] [stdout]   --> src/material/diffuse_light.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl DiffuseLight {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn from_color(emit: Color) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_color` is never used
[INFO] [stdout]   --> src/material/lambertian.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Lambertian {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(crate) fn new_with_color(albedo: Color) -> Lambertian {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metal` is never constructed
[INFO] [stdout]  --> src/material/metal.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Metal {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/material/metal.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Metal {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 13 |     pub(crate) fn new(albedo: Color, fuzz: f64) -> Metal {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trilinear_interpolation` is never used
[INFO] [stdout]    --> src/noise.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn trilinear_interpolation(c: [[[f64; 2]; 2]; 2], u: f64, v: f64, w: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckerTexture` is never constructed
[INFO] [stdout]  --> src/texture/checker_texture.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct CheckerTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_with_colours` are never used
[INFO] [stdout]   --> src/texture/checker_texture.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl CheckerTexture {
[INFO] [stdout]    | ------------------- associated functions in this implementation
[INFO] [stdout] 13 |     pub fn new(scale: f64, even: Rc<dyn Texture>, odd: Rc<dyn Texture>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new_with_colours(scale: f64, c1: Color, c2: Color) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageTexture` is never constructed
[INFO] [stdout]  --> src/texture/image_texture.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ImageTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/texture/image_texture.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ImageTexture {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(filename: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MarbleTexture` is never constructed
[INFO] [stdout]  --> src/texture/marble.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MarbleTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/texture/marble.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl MarbleTexture {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 12 |     pub(crate) fn new(scale: f64) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_rgb` is never used
[INFO] [stdout]   --> src/texture/solid_color.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl SolidColor {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn from_rgb(r: f64, g: f64, b: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.18s
[INFO] running `Command { std: "docker" "inspect" "8671bf4123e383705c76542857ef9e0667d53160a543d33b391447e0f3b82bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8671bf4123e383705c76542857ef9e0667d53160a543d33b391447e0f3b82bec", kill_on_drop: false }`
[INFO] [stdout] 8671bf4123e383705c76542857ef9e0667d53160a543d33b391447e0f3b82bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eef2218d86eb7feefc7024775c1950a5362197933fcb4fc989d5cee77368e34
[INFO] running `Command { std: "docker" "start" "-a" "9eef2218d86eb7feefc7024775c1950a5362197933fcb4fc989d5cee77368e34", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Texture`
[INFO] [stdout]   --> src/main.rs:14:76
[INFO] [stdout]    |
[INFO] [stdout] 14 |     CheckerTexture, ImageTexture, MarbleTexture, NoiseTexture, SolidColor, Texture,
[INFO] [stdout]    |                                                                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let x = if (self.x.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -         let x = if (self.x.size() >= delta) {
[INFO] [stdout] 72 +         let x = if self.x.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let y = if (self.y.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let y = if (self.y.size() >= delta) {
[INFO] [stdout] 77 +         let y = if self.y.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/aabb.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let z = if (self.z.size() >= delta) {
[INFO] [stdout]    |                    ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 82 -         let z = if (self.z.size() >= delta) {
[INFO] [stdout] 82 +         let z = if self.z.size() >= delta {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::MulAssign`
[INFO] [stdout]  --> src/noise.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::MulAssign;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/noise.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ImageResult`
[INFO] [stdout]  --> src/texture/image_texture.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use image::{open, ImageResult, RgbImage};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NoiseTexture`
[INFO] [stdout]  --> src/texture/marble.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::texture::{NoiseTexture, Texture};
[INFO] [stdout]   |                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]  --> src/texture/noise_texture.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::stderr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/texture/noise_texture.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/texture/noise_texture.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material/diffuse_light.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         r_in: &Ray,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rec`
[INFO] [stdout]   --> src/material/diffuse_light.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         rec: &HitRecord,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attenuation`
[INFO] [stdout]   --> src/material/diffuse_light.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         attenuation: &mut Color,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered`
[INFO] [stdout]   --> src/material/diffuse_light.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         scattered: &mut Ray,
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material/mod.rs:25:23
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material/mod.rs:25:31
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material/mod.rs:25:39
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture/image_texture.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture/marble.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture/marble.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture/noise_texture.rs:24:21
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture/noise_texture.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mirror`
[INFO] [stdout]    --> src/main.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |     let mirror = Rc::new(Dielectric::new(1.0));
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mirror`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_spheres` is never used
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn random_spheres() -> std::io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_spheres` is never used
[INFO] [stdout]    --> src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn two_spheres() -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `earth` is never used
[INFO] [stdout]    --> src/main.rs:179:4
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn earth() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `two_perlin_spheres` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn two_perlin_spheres() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quads` is never used
[INFO] [stdout]    --> src/main.rs:236:4
[INFO] [stdout]     |
[INFO] [stdout] 236 | fn quads() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `axis` and `hit` are never used
[INFO] [stdout]   --> src/aabb.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Aabb {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn axis(&self, n: i32) -> &Interval {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn hit(&self, r: &Ray, ray_t: &mut Interval) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `focus_dist` is never used
[INFO] [stdout]    --> src/camera.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 100 | impl Camera {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn focus_dist(mut self, focus_dist: f64) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BvhNode` is never constructed
[INFO] [stdout]   --> src/hittable/bvh.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct BvhNode {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new`, `from_hittable_list`, and `box_compare` are never used
[INFO] [stdout]   --> src/hittable/bvh.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl BvhNode {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 17 |     pub fn new(objects: &Vec<Rc<dyn Hittable>>, start: usize, end: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn from_hittable_list(list: HittableList) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn box_compare(a: &Rc<dyn Hittable>, b: &Rc<dyn Hittable>, axis_index: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_moving` is never used
[INFO] [stdout]   --> src/hittable/sphere.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Sphere {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub(crate) fn new_moving(
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_color` is never used
[INFO] [stdout]   --> src/material/diffuse_light.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl DiffuseLight {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn from_color(emit: Color) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_color` is never used
[INFO] [stdout]   --> src/material/lambertian.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Lambertian {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub(crate) fn new_with_color(albedo: Color) -> Lambertian {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metal` is never constructed
[INFO] [stdout]  --> src/material/metal.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Metal {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/material/metal.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Metal {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 13 |     pub(crate) fn new(albedo: Color, fuzz: f64) -> Metal {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trilinear_interpolation` is never used
[INFO] [stdout]    --> src/noise.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn trilinear_interpolation(c: [[[f64; 2]; 2]; 2], u: f64, v: f64, w: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CheckerTexture` is never constructed
[INFO] [stdout]  --> src/texture/checker_texture.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct CheckerTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_with_colours` are never used
[INFO] [stdout]   --> src/texture/checker_texture.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl CheckerTexture {
[INFO] [stdout]    | ------------------- associated functions in this implementation
[INFO] [stdout] 13 |     pub fn new(scale: f64, even: Rc<dyn Texture>, odd: Rc<dyn Texture>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new_with_colours(scale: f64, c1: Color, c2: Color) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageTexture` is never constructed
[INFO] [stdout]  --> src/texture/image_texture.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ImageTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/texture/image_texture.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ImageTexture {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(filename: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MarbleTexture` is never constructed
[INFO] [stdout]  --> src/texture/marble.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MarbleTexture {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/texture/marble.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl MarbleTexture {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] 12 |     pub(crate) fn new(scale: f64) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_rgb` is never used
[INFO] [stdout]   --> src/texture/solid_color.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl SolidColor {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn from_rgb(r: f64, g: f64, b: f64) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "9eef2218d86eb7feefc7024775c1950a5362197933fcb4fc989d5cee77368e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eef2218d86eb7feefc7024775c1950a5362197933fcb4fc989d5cee77368e34", kill_on_drop: false }`
[INFO] [stdout] 9eef2218d86eb7feefc7024775c1950a5362197933fcb4fc989d5cee77368e34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+160e7623e8cbbf1feab2b6e2a24733a98c7bde9c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57f94dc10974820ec1faba22d3a3fe579848149dbafab6ba8a6f5d645a2aa417
[INFO] running `Command { std: "docker" "start" "-a" "57f94dc10974820ec1faba22d3a3fe579848149dbafab6ba8a6f5d645a2aa417", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Texture`
[INFO] [stderr]   --> src/main.rs:14:76
[INFO] [stderr]    |
[INFO] [stderr] 14 |     CheckerTexture, ImageTexture, MarbleTexture, NoiseTexture, SolidColor, Texture,
[INFO] [stderr]    |                                                                            ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/aabb.rs:72:20
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let x = if (self.x.size() >= delta) {
[INFO] [stderr]    |                    ^                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 72 -         let x = if (self.x.size() >= delta) {
[INFO] [stderr] 72 +         let x = if self.x.size() >= delta {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/aabb.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let y = if (self.y.size() >= delta) {
[INFO] [stderr]    |                    ^                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 77 -         let y = if (self.y.size() >= delta) {
[INFO] [stdout] 
[INFO] [stderr] 77 +         let y = if self.y.size() >= delta {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/aabb.rs:82:20
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let z = if (self.z.size() >= delta) {
[INFO] [stderr]    |                    ^                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 82 -         let z = if (self.z.size() >= delta) {
[INFO] [stderr] 82 +         let z = if self.z.size() >= delta {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::MulAssign`
[INFO] [stderr]  --> src/noise.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::MulAssign;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/noise.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ImageResult`
[INFO] [stderr]  --> src/texture/image_texture.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | use image::{open, ImageResult, RgbImage};
[INFO] [stderr]   |                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NoiseTexture`
[INFO] [stderr]  --> src/texture/marble.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::texture::{NoiseTexture, Texture};
[INFO] [stderr]   |                      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::stderr`
[INFO] [stderr]  --> src/texture/noise_texture.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::stderr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/texture/noise_texture.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Mul`
[INFO] [stderr]  --> src/texture/noise_texture.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ops::Mul;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material/diffuse_light.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         r_in: &Ray,
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material/diffuse_light.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         rec: &HitRecord,
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attenuation`
[INFO] [stderr]   --> src/material/diffuse_light.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         attenuation: &mut Color,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material/diffuse_light.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         scattered: &mut Ray,
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/material/mod.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/material/mod.rs:25:31
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/material/mod.rs:25:39
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn emitted(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/texture/image_texture.rs:25:37
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/texture/marble.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/texture/marble.rs:21:29
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/texture/noise_texture.rs:24:21
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/texture/noise_texture.rs:24:29
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn value(&self, u: f64, v: f64, p: &Point3) -> Color {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mirror`
[INFO] [stderr]    --> src/main.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |     let mirror = Rc::new(Dielectric::new(1.0));
[INFO] [stderr]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_mirror`
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_spheres` is never used
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn random_spheres() -> std::io::Result<()> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `two_spheres` is never used
[INFO] [stderr]    --> src/main.rs:140:4
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn two_spheres() -> std::io::Result<()> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `earth` is never used
[INFO] [stderr]    --> src/main.rs:179:4
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn earth() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `two_perlin_spheres` is never used
[INFO] [stderr]    --> src/main.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn two_perlin_spheres() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `quads` is never used
[INFO] [stderr]    --> src/main.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn quads() {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `axis` and `hit` are never used
[INFO] [stderr]   --> src/aabb.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Aabb {
[INFO] [stderr]    | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub fn axis(&self, n: i32) -> &Interval {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn hit(&self, r: &Ray, ray_t: &mut Interval) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `focus_dist` is never used
[INFO] [stderr]    --> src/camera.rs:148:12
[INFO] [stderr]     |
[INFO] [stderr] 100 | impl Camera {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 148 |     pub fn focus_dist(mut self, focus_dist: f64) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `BvhNode` is never constructed
[INFO] [stderr]   --> src/hittable/bvh.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct BvhNode {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new`, `from_hittable_list`, and `box_compare` are never used
[INFO] [stderr]   --> src/hittable/bvh.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl BvhNode {
[INFO] [stderr]    | ------------ associated functions in this implementation
[INFO] [stderr] 17 |     pub fn new(objects: &Vec<Rc<dyn Hittable>>, start: usize, end: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |     pub fn from_hittable_list(list: HittableList) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |     fn box_compare(a: &Rc<dyn Hittable>, b: &Rc<dyn Hittable>, axis_index: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_moving` is never used
[INFO] [stderr]   --> src/hittable/sphere.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Sphere {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 32 |     pub(crate) fn new_moving(
[INFO] [stderr]    |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_color` is never used
[INFO] [stderr]   --> src/material/diffuse_light.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl DiffuseLight {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub fn from_color(emit: Color) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_with_color` is never used
[INFO] [stderr]   --> src/material/lambertian.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Lambertian {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub(crate) fn new_with_color(albedo: Color) -> Lambertian {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Metal` is never constructed
[INFO] [stderr]  --> src/material/metal.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Metal {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/material/metal.rs:13:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Metal {
[INFO] [stderr]    | ---------- associated function in this implementation
[INFO] [stderr] 13 |     pub(crate) fn new(albedo: Color, fuzz: f64) -> Metal {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `trilinear_interpolation` is never used
[INFO] [stderr]    --> src/noise.rs:120:4
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn trilinear_interpolation(c: [[[f64; 2]; 2]; 2], u: f64, v: f64, w: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CheckerTexture` is never constructed
[INFO] [stderr]  --> src/texture/checker_texture.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct CheckerTexture {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `new` and `new_with_colours` are never used
[INFO] [stderr]   --> src/texture/checker_texture.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl CheckerTexture {
[INFO] [stderr]    | ------------------- associated functions in this implementation
[INFO] [stderr] 13 |     pub fn new(scale: f64, even: Rc<dyn Texture>, odd: Rc<dyn Texture>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn new_with_colours(scale: f64, c1: Color, c2: Color) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImageTexture` is never constructed
[INFO] [stderr]  --> src/texture/image_texture.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct ImageTexture {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/texture/image_texture.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl ImageTexture {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 12 |     pub fn new(filename: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MarbleTexture` is never constructed
[INFO] [stderr]  --> src/texture/marble.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct MarbleTexture {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/texture/marble.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl MarbleTexture {
[INFO] [stderr]    | ------------------ associated function in this implementation
[INFO] [stderr] 12 |     pub(crate) fn new(scale: f64) -> Self {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_rgb` is never used
[INFO] [stderr]   --> src/texture/solid_color.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl SolidColor {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 14 |     pub fn from_rgb(r: f64, g: f64, b: f64) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_tracer` (bin "rust_tracer" test) generated 46 warnings (run `cargo fix --bin "rust_tracer" --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tracer-76c2d61400e3835f)
[INFO] running `Command { std: "docker" "inspect" "57f94dc10974820ec1faba22d3a3fe579848149dbafab6ba8a6f5d645a2aa417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f94dc10974820ec1faba22d3a3fe579848149dbafab6ba8a6f5d645a2aa417", kill_on_drop: false }`
[INFO] [stdout] 57f94dc10974820ec1faba22d3a3fe579848149dbafab6ba8a6f5d645a2aa417