[INFO] cloning repository https://github.com/Ait0ne666/RayTracerChallenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ait0ne666/RayTracerChallenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAit0ne666%2FRayTracerChallenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAit0ne666%2FRayTracerChallenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c0535eaf90fead0d602abd6a7caf87b9279165c
[INFO] checking Ait0ne666/RayTracerChallenge against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAit0ne666%2FRayTracerChallenge" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ait0ne666/RayTracerChallenge
[INFO] finished tweaking git repo https://github.com/Ait0ne666/RayTracerChallenge
[INFO] tweaked toml for git repo https://github.com/Ait0ne666/RayTracerChallenge written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ait0ne666/RayTracerChallenge on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ait0ne666/RayTracerChallenge 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3940686a653ad70483bcdf8b2d6fe7a56a0c839d04f5f1f8d5c765c23be7f50
[INFO] running `Command { std: "docker" "start" "-a" "b3940686a653ad70483bcdf8b2d6fe7a56a0c839d04f5f1f8d5c765c23be7f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3940686a653ad70483bcdf8b2d6fe7a56a0c839d04f5f1f8d5c765c23be7f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3940686a653ad70483bcdf8b2d6fe7a56a0c839d04f5f1f8d5c765c23be7f50", kill_on_drop: false }`
[INFO] [stdout] b3940686a653ad70483bcdf8b2d6fe7a56a0c839d04f5f1f8d5c765c23be7f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a69fb16e1d09248f04ba08fe28eff209602aa86d4cb30667eaa143473aab667
[INFO] running `Command { std: "docker" "start" "-a" "1a69fb16e1d09248f04ba08fe28eff209602aa86d4cb30667eaa143473aab667", kill_on_drop: false }`
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `models::prelude::hit`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use models::prelude::hit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::lighting`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::prelude::lighting;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::rotateZ`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use models::prelude::rotateZ;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::shearing`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use models::prelude::shearing;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Intersect`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use models::prelude::Intersect;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Normal`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use models::prelude::Normal;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Ray`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use models::prelude::Ray;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `playground::init`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use playground::init;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `playground::tick`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use playground::tick;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::prelude::Canvas`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use prelude::prelude::Canvas;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::prelude::Color`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use prelude::prelude::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/models/canvas.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 |         if (row != "".to_string()) {
[INFO] [stdout]     |            ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -         if (row != "".to_string()) {
[INFO] [stdout] 155 +         if row != "".to_string() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]  --> src/models/ray.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]  --> src/models/sphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/models/intersection.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if (dot_product < 0.0) {
[INFO] [stdout]    |            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 -         if (dot_product < 0.0) {
[INFO] [stdout] 47 +         if dot_product < 0.0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/models/world.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 if (inter.t < distance) {
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 if (inter.t < distance) {
[INFO] [stdout] 77 +                 if inter.t < distance {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/models/world.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |             if (b.t > a.t) {
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -             if (b.t > a.t) {
[INFO] [stdout] 105 +             if b.t > a.t {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::playground::*`
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub use crate::playground::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::hit`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use models::prelude::hit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::lighting`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use models::prelude::lighting;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::rotateZ`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use models::prelude::rotateZ;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::shearing`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use models::prelude::shearing;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Intersect`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use models::prelude::Intersect;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Normal`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use models::prelude::Normal;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `models::prelude::Ray`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use models::prelude::Ray;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `playground::init`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use playground::init;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `playground::tick`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use playground::tick;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::prelude::Canvas`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use prelude::prelude::Canvas;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::prelude::Color`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use prelude::prelude::Color;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/models/canvas.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 |         if (row != "".to_string()) {
[INFO] [stdout]     |            ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -         if (row != "".to_string()) {
[INFO] [stdout] 155 +         if row != "".to_string() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]  --> src/models/ray.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]  --> src/models/sphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/models/intersection.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if (dot_product < 0.0) {
[INFO] [stdout]    |            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 -         if (dot_product < 0.0) {
[INFO] [stdout] 47 +         if dot_product < 0.0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/models/world.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 if (inter.t < distance) {
[INFO] [stdout]    |                    ^                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 if (inter.t < distance) {
[INFO] [stdout] 77 +                 if inter.t < distance {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/models/world.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |             if (b.t > a.t) {
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -             if (b.t > a.t) {
[INFO] [stdout] 105 +             if b.t > a.t {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::playground::*`
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub use crate::playground::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ppm`
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let ppm = canvas.to_ppm();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ppm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Projectile` is never constructed
[INFO] [stdout]  --> src/models/projectile.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Projectile {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/projectile.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Projectile {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn new(position: Vector, velocity: Vector) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Environment` is never constructed
[INFO] [stdout]  --> src/models/gravity.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Environment {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/gravity.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Environment {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn new(wind: Vector, gravity: Vector) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `appr_equal` is never used
[INFO] [stdout]   --> src/models/color.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Color {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn appr_equal(self, color:Color) ->bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pixel_at` is never used
[INFO] [stdout]   --> src/models/canvas.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Canvas {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn pixel_at(self, x: usize, y: usize) -> Pixel {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `approx_equal` is never used
[INFO] [stdout]   --> src/models/matrix.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<const R: usize, const C: usize> Matrix<R, C> {
[INFO] [stdout]    | ------------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn approx_equal(self, _rhs: Matrix<R,C>) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `isInvertible` and `inverse` are never used
[INFO] [stdout]    --> src/models/matrix.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl Matrix<3,3> {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn inverse(self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateZ` is never used
[INFO] [stdout]    --> src/models/matrix.rs:371:8
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub fn rotateZ(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shearing` is never used
[INFO] [stdout]    --> src/models/matrix.rs:383:8
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub fn shearing(xy:f64, xz:f64, yx:f64, yz:f64, zx: f64, zy: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setRadius` is never used
[INFO] [stdout]   --> src/models/sphere.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Sphere {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn setRadius(&mut self, radius: f64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `t` and `inside` are never read
[INFO] [stdout]   --> src/models/intersection.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout] 4  | pub struct Computation {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9  |     pub t: f64,
[INFO] [stdout]    |         ^
[INFO] [stdout] 10 |     pub inside: bool
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_ambient` is never used
[INFO] [stdout]   --> src/models/object.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Object {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn set_ambient(&mut self, ambient: f64) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `default` is never used
[INFO] [stdout]   --> src/models/world.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl World {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn default() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tick` is never used
[INFO] [stdout]  --> src/playground/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn tick(env: Environment, proj: Projectile) -> Projectile {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]   --> src/playground/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn init() -> (Environment, Projectile) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:102:16
[INFO] [stdout]     |
[INFO] [stdout] 102 |             if red < 0 {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if green < 0 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |             if blue < 0 {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setElement` should have a snake case name
[INFO] [stdout]   --> src/models/matrix.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn setElement(&mut self, r: usize, c: usize, element: f64) {
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `set_element`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newRow` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:116:29
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let mut newRow = r;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newCol` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:117:29
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let mut newCol = c;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isInvertible` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_invertible`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newRow` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |                     let mut newRow = r;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newCol` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:228:29
[INFO] [stdout]     |
[INFO] [stdout] 228 |                     let mut newCol = c;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isInvertible` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_invertible`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateX` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:350:8
[INFO] [stdout]     |
[INFO] [stdout] 350 | pub fn rotateX(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateY` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 | pub fn rotateY(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateZ` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:371:8
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub fn rotateZ(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setRadius` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn setRadius(&mut self, radius: f64) {
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to snake case: `set_radius`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setTransform` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn setTransform(&mut self, transform: Matrix<4,4>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `set_transform`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setMaterial` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn setMaterial(&mut self, material: Material) {
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to snake case: `set_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ppm`
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let ppm = canvas.to_ppm();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ppm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Projectile` is never constructed
[INFO] [stdout]  --> src/models/projectile.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Projectile {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/projectile.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Projectile {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn new(position: Vector, velocity: Vector) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Environment` is never constructed
[INFO] [stdout]  --> src/models/gravity.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Environment {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/gravity.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Environment {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn new(wind: Vector, gravity: Vector) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `isInvertible` and `inverse` are never used
[INFO] [stdout]    --> src/models/matrix.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl Matrix<3,3> {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub fn inverse(self) -> Option<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setRadius` is never used
[INFO] [stdout]   --> src/models/sphere.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Sphere {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn setRadius(&mut self, radius: f64) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `t` is never read
[INFO] [stdout]  --> src/models/intersection.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Computation {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub t: f64,
[INFO] [stdout]   |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tick` is never used
[INFO] [stdout]  --> src/playground/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn tick(env: Environment, proj: Projectile) -> Projectile {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]   --> src/playground/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn init() -> (Environment, Projectile) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:102:16
[INFO] [stdout]     |
[INFO] [stdout] 102 |             if red < 0 {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:113:16
[INFO] [stdout]     |
[INFO] [stdout] 113 |             if green < 0 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/models/canvas.rs:124:16
[INFO] [stdout]     |
[INFO] [stdout] 124 |             if blue < 0 {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setElement` should have a snake case name
[INFO] [stdout]   --> src/models/matrix.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn setElement(&mut self, r: usize, c: usize, element: f64) {
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case: `set_element`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newRow` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:116:29
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let mut newRow = r;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newCol` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:117:29
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let mut newCol = c;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isInvertible` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:177:12
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_invertible`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newRow` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |                     let mut newRow = r;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_row`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `newCol` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:228:29
[INFO] [stdout]     |
[INFO] [stdout] 228 |                     let mut newCol = c;
[INFO] [stdout]     |                             ^^^^^^ help: convert the identifier to snake case: `new_col`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `isInvertible` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub fn isInvertible(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `is_invertible`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateX` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:350:8
[INFO] [stdout]     |
[INFO] [stdout] 350 | pub fn rotateX(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateY` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 | pub fn rotateY(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotateZ` should have a snake case name
[INFO] [stdout]    --> src/models/matrix.rs:371:8
[INFO] [stdout]     |
[INFO] [stdout] 371 | pub fn rotateZ(deg: f64) -> Matrix<4,4> {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `rotate_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setRadius` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn setRadius(&mut self, radius: f64) {
[INFO] [stdout]    |            ^^^^^^^^^ help: convert the identifier to snake case: `set_radius`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setTransform` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn setTransform(&mut self, transform: Matrix<4,4>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: convert the identifier to snake case: `set_transform`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `setMaterial` should have a snake case name
[INFO] [stdout]   --> src/models/sphere.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn setMaterial(&mut self, material: Material) {
[INFO] [stdout]    |            ^^^^^^^^^^^ help: convert the identifier to snake case: `set_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "1a69fb16e1d09248f04ba08fe28eff209602aa86d4cb30667eaa143473aab667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a69fb16e1d09248f04ba08fe28eff209602aa86d4cb30667eaa143473aab667", kill_on_drop: false }`
[INFO] [stdout] 1a69fb16e1d09248f04ba08fe28eff209602aa86d4cb30667eaa143473aab667
