[INFO] cloning repository https://github.com/rwmorton/rust_raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rwmorton/rust_raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwmorton%2Frust_raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwmorton%2Frust_raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1746765767b8906f87be0bade9e9ae61642a22cf
[INFO] testing rwmorton/rust_raytracer against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwmorton%2Frust_raytracer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rwmorton/rust_raytracer on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rwmorton/rust_raytracer
[INFO] finished tweaking git repo https://github.com/rwmorton/rust_raytracer
[INFO] tweaked toml for git repo https://github.com/rwmorton/rust_raytracer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rwmorton/rust_raytracer 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa7cb464a12f0914631767dc317cbc0ff2b288a0298efa84879a4a7eff0f54b5
[INFO] running `Command { std: "docker" "start" "-a" "aa7cb464a12f0914631767dc317cbc0ff2b288a0298efa84879a4a7eff0f54b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa7cb464a12f0914631767dc317cbc0ff2b288a0298efa84879a4a7eff0f54b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7cb464a12f0914631767dc317cbc0ff2b288a0298efa84879a4a7eff0f54b5", kill_on_drop: false }`
[INFO] [stdout] aa7cb464a12f0914631767dc317cbc0ff2b288a0298efa84879a4a7eff0f54b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79d388d367463496cc91aad87aadbe629d8b7c166dce297b5eb9963f370538ac
[INFO] running `Command { std: "docker" "start" "-a" "79d388d367463496cc91aad87aadbe629d8b7c166dce297b5eb9963f370538ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rust_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `vector::Vector`
[INFO] [stdout]  --> src/scene/world.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     vector::Vector,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vector::Vector`
[INFO] [stdout]  --> src/scene/plane.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     vector::Vector,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stdout]  --> src/view/window.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/view/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/math/ray.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/view/window.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut s_radius = 0.5;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/view/window.rs:140:33
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut v = x - s_center;
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `X_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const X_AXIS: Vector = Vector{x: 1.0,y: 0.0,z: 0.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Y_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const Y_AXIS: Vector = Vector{x: 0.0,y: 1.0,z: 0.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Z_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const Z_AXIS: Vector = Vector{x: 0.0,y: 0.0,z: 1.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `distance_sq` and `distance` are never used
[INFO] [stdout]   --> src/math/point.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl Point {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn distance_sq(self,p: Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn distance(self,p: Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IDENTITY` is never used
[INFO] [stdout]   --> src/math/matrix.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const IDENTITY: Matrix = Matrix {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `at`, `set`, and `transpose` are never used
[INFO] [stdout]    --> src/math/matrix.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | impl Matrix {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 166 |     pub fn new() -> Matrix {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn at(&self,i: usize,j: usize) -> Result<f64,String> {
[INFO] [stdout]     |            ^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn set
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn transpose(&self) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `at` is never used
[INFO] [stdout]   --> src/math/ray.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Ray {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/view/window.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 34  | impl<'a> Window<'a> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WHITE` is never used
[INFO] [stdout]   --> src/image/color.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const WHITE: Color = Color{r: 1.0,g: 1.0,b: 1.0,a: 1.0};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RED` is never used
[INFO] [stdout]   --> src/image/color.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const RED  : Color = Color{r: 1.0,g: 0.0,b: 0.0,a: 1.0};
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GREEN` is never used
[INFO] [stdout]   --> src/image/color.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const GREEN: Color = Color{r: 0.0,g: 1.0,b: 0.0,a: 1.0};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLUE` is never used
[INFO] [stdout]   --> src/image/color.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub const BLUE : Color = Color{r: 0.0,g: 0.0,b: 1.0,a: 1.0};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPEED` should have a snake case name
[INFO] [stdout]   --> src/view/window.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut SPEED = 0.1;
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "79d388d367463496cc91aad87aadbe629d8b7c166dce297b5eb9963f370538ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d388d367463496cc91aad87aadbe629d8b7c166dce297b5eb9963f370538ac", kill_on_drop: false }`
[INFO] [stdout] 79d388d367463496cc91aad87aadbe629d8b7c166dce297b5eb9963f370538ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0fa91c0ed2a0fc7c0028e23cfc911c263207462ea2ca117f3ba41068183e14
[INFO] running `Command { std: "docker" "start" "-a" "ab0fa91c0ed2a0fc7c0028e23cfc911c263207462ea2ca117f3ba41068183e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stdout]  --> src/view/window.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/view/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/math/ray.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/view/window.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut s_radius = 0.5;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/view/window.rs:140:33
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut v = x - s_center;
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/image/film.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut color: Color = Color::new(1.,0.,0.,1.).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `at` is never used
[INFO] [stdout]   --> src/math/ray.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Ray {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_at` is never used
[INFO] [stdout]   --> src/math/ray.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn test_at() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/view/window.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 34  | impl<'a> Window<'a> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPEED` should have a snake case name
[INFO] [stdout]   --> src/view/window.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut SPEED = 0.1;
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ab0fa91c0ed2a0fc7c0028e23cfc911c263207462ea2ca117f3ba41068183e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0fa91c0ed2a0fc7c0028e23cfc911c263207462ea2ca117f3ba41068183e14", kill_on_drop: false }`
[INFO] [stdout] ab0fa91c0ed2a0fc7c0028e23cfc911c263207462ea2ca117f3ba41068183e14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80454921a207eadc7b45dc5f12da028786d2067cf4824085c80bcbcc2153283b
[INFO] running `Command { std: "docker" "start" "-a" "80454921a207eadc7b45dc5f12da028786d2067cf4824085c80bcbcc2153283b", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stderr]  --> src/view/window.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/view/window.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/math/ray.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]    --> src/view/window.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/view/window.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut s_radius = 0.5;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/view/window.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/view/window.rs:140:33
[INFO] [stderr]     |
[INFO] [stderr] 140 | ...                   let mut v = x - s_center;
[INFO] [stderr]     |                           ----^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/image/film.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/image/film.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/image/film.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut color: Color = Color::new(1.,0.,0.,1.).unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `at` is never used
[INFO] [stderr]   --> src/math/ray.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Ray {
[INFO] [stderr]    | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stderr]    |            ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_at` is never used
[INFO] [stderr]   --> src/math/ray.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn test_at() {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `update` is never used
[INFO] [stderr]    --> src/view/window.rs:179:8
[INFO] [stderr]     |
[INFO] [stderr] 34  | impl<'a> Window<'a> {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 179 |     fn update(&mut self) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SPEED` should have a snake case name
[INFO] [stderr]   --> src/view/window.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut SPEED = 0.1;
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/view/window.rs:144:29
[INFO] [stderr]     |
[INFO] [stderr] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/view/window.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_raytracer` (bin "rust_raytracer" test) generated 16 warnings (run `cargo fix --bin "rust_raytracer" --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_raytracer-2c00263b7b8d93ae)
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test image::color::tests::test_blue_constant ... ok
[INFO] [stdout] test image::color::tests::test_new ... ok
[INFO] [stdout] test image::color::tests::test_black_constant ... ok
[INFO] [stdout] test image::color::tests::test_green_constant ... ok
[INFO] [stdout] test image::color::tests::test_red_constant ... ok
[INFO] [stdout] test image::color::tests::test_white_constant ... ok
[INFO] [stdout] test math::matrix::test::test_get_row ... ok
[INFO] [stdout] test math::matrix::test::test_at ... ok
[INFO] [stdout] test math::matrix::test::test_get_row_as_vector ... ok
[INFO] [stdout] test math::matrix::test::test_identity_constant ... ok
[INFO] [stdout] test math::matrix::test::test_mul_normal ... ok
[INFO] [stdout] test math::matrix::test::test_mul_ray ... ok
[INFO] [stdout] test math::matrix::test::test_mul ... ok
[INFO] [stdout] test math::matrix::test::test_mul_point ... ok
[INFO] [stdout] test math::matrix::test::test_set ... ok
[INFO] [stdout] test math::normal::tests::test_add ... ok
[INFO] [stdout] test math::matrix::test::test_new ... ok
[INFO] [stdout] test math::matrix::test::test_mul_vector ... ok
[INFO] [stdout] test math::normal::tests::test_add_vector ... ok
[INFO] [stdout] test math::matrix::test::test_transpose ... ok
[INFO] [stdout] test math::normal::tests::test_dot ... ok
[INFO] [stdout] test math::normal::tests::test_neg ... ok
[INFO] [stdout] test math::normal::tests::test_new ... ok
[INFO] [stdout] test math::normal::tests::test_scale ... ok
[INFO] [stdout] test math::matrix::test::test_scale ... ok
[INFO] [stdout] test math::point::test::test_add_vector ... ok
[INFO] [stdout] test math::point::test::test_distance_sq ... ok
[INFO] [stdout] test math::point::test::test_new ... ok
[INFO] [stdout] test math::point::test::test_distance ... ok
[INFO] [stdout] test math::point::test::test_sub ... ok
[INFO] [stdout] test math::ray::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_cross ... ok
[INFO] [stdout] test math::vector::tests::test_dot_n_trait ... ok
[INFO] [stdout] test math::vector::tests::test_len ... ok
[INFO] [stdout] test math::vector::tests::test_neg_trait ... ok
[INFO] [stdout] test math::vector::tests::test_len_sq ... ok
[INFO] [stdout] test math::vector::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_add_trait ... ok
[INFO] [stdout] test math::vector::tests::test_scale_trait ... ok
[INFO] [stdout] test math::vector::tests::test_sub_trait ... ok
[INFO] [stdout] test math::vector::tests::test_add_normal_trait ... ok
[INFO] [stdout] test math::point::test::test_sub_vector ... ok
[INFO] [stdout] test math::point::test::test_zero_constant ... ok
[INFO] [stdout] test math::vector::tests::test_normalize_trait ... ok
[INFO] [stdout] test scene::plane::tests::test_hit ... ok
[INFO] [stdout] test math::vector::tests::test_x_axis_constant ... ok
[INFO] [stdout] test scene::world::tests::test_add_primitive ... ok
[INFO] [stdout] test math::vector::tests::test_y_axis_constant ... ok
[INFO] [stdout] test scene::world::tests::test_hit_true ... ok
[INFO] [stdout] test scene::world::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_z_axis_constant ... ok
[INFO] [stdout] test math::vector::tests::test_v_dot_v_trait ... ok
[INFO] [stdout] test scene::sphere::tests::test_hit ... ok
[INFO] [stdout] test scene::plane::tests::test_new ... ok
[INFO] [stdout] test scene::sphere::tests::test_new ... ok
[INFO] [stdout] test image::film::tests::test_write_pixel ... FAILED
[INFO] [stdout] test scene::world::tests::test_hit_false - should panic ... ok
[INFO] [stdout] test image::film::tests::test_ndc ... ok
[INFO] [stdout] test image::film::tests::test_new ... ok
[INFO] [stdout] test image::film::tests::test_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- image::film::tests::test_write_pixel stdout ----
[INFO] [stdout] thread 'image::film::tests::test_write_pixel' panicked at src/image/film.rs:145:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 255
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564e271ce656 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564e271ce656 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564e271ce656 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x564e271ce656 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564e271f78b0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564e271f78b0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564e271cc0bf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x564e271ce434 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564e271ce434 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564e271d01a7 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x564e271cfe8d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x564e2719d4e7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x564e2719d4e7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564e271d07c6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x564e271d07c6 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564e271d0512 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564e271ceb56 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x564e271d0270 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x564e27150cd5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x564e2715101b - core::panicking::assert_failed_inner::hbf94b40c37b92af0
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x564e2715d04e - core::panicking::assert_failed::h2b5f748be9638bca
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x564e2715aab9 - rust_raytracer::image::film::tests::test_write_pixel::ha582d49c5b018d49
[INFO] [stdout]                                at /opt/rustwide/workdir/src/image/film.rs:145:9
[INFO] [stdout]   22:     0x564e2715a397 - rust_raytracer::image::film::tests::test_write_pixel::{{closure}}::h106560052d904b7b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/image/film.rs:122:26
[INFO] [stdout]   23:     0x564e27163226 - core::ops::function::FnOnce::call_once::h23533160cd183a02
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x564e271a2dbf - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x564e271a2dbf - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x564e271a1b41 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x564e271a1b41 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x564e271a1b41 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x564e271a1b41 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x564e271a1b41 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x564e271a1b41 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x564e271a1b41 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x564e27168e76 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x564e27168e76 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x564e2716ded7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x564e2716ded7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x564e2716ded7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x564e2716ded7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x564e2716ded7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x564e2716ded7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x564e2716ded7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564e271d5275 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x564e271d5275 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x564e271d5275 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f75a6aeaac3 - <unknown>
[INFO] [stdout]   46:     0x7f75a6b7bbf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     image::film::tests::test_write_pixel
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 59 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust_raytracer`
[INFO] running `Command { std: "docker" "inspect" "80454921a207eadc7b45dc5f12da028786d2067cf4824085c80bcbcc2153283b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80454921a207eadc7b45dc5f12da028786d2067cf4824085c80bcbcc2153283b", kill_on_drop: false }`
[INFO] [stdout] 80454921a207eadc7b45dc5f12da028786d2067cf4824085c80bcbcc2153283b
[INFO] testing rwmorton/rust_raytracer against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwmorton%2Frust_raytracer" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rwmorton/rust_raytracer on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rwmorton/rust_raytracer
[INFO] finished tweaking git repo https://github.com/rwmorton/rust_raytracer
[INFO] tweaked toml for git repo https://github.com/rwmorton/rust_raytracer written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rwmorton/rust_raytracer 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7a69afee86e98f6a9d1a9ff100fef6f4fe489b416bcb4e7a792284aeb0c19f8
[INFO] running `Command { std: "docker" "start" "-a" "b7a69afee86e98f6a9d1a9ff100fef6f4fe489b416bcb4e7a792284aeb0c19f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7a69afee86e98f6a9d1a9ff100fef6f4fe489b416bcb4e7a792284aeb0c19f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7a69afee86e98f6a9d1a9ff100fef6f4fe489b416bcb4e7a792284aeb0c19f8", kill_on_drop: false }`
[INFO] [stdout] b7a69afee86e98f6a9d1a9ff100fef6f4fe489b416bcb4e7a792284aeb0c19f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfd0e9f412c4b3d71b3341a6328c59ba589700149a9563f0049e907a9a361247
[INFO] running `Command { std: "docker" "start" "-a" "dfd0e9f412c4b3d71b3341a6328c59ba589700149a9563f0049e907a9a361247", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling rust_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `vector::Vector`
[INFO] [stdout]  --> src/scene/world.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     vector::Vector,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vector::Vector`
[INFO] [stdout]  --> src/scene/plane.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     vector::Vector,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stdout]  --> src/view/window.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/view/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/math/ray.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/view/window.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut s_radius = 0.5;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/view/window.rs:140:33
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut v = x - s_center;
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `X_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const X_AXIS: Vector = Vector{x: 1.0,y: 0.0,z: 0.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Y_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const Y_AXIS: Vector = Vector{x: 0.0,y: 1.0,z: 0.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Z_AXIS` is never used
[INFO] [stdout]   --> src/math/vector.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const Z_AXIS: Vector = Vector{x: 0.0,y: 0.0,z: 1.0};
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `distance_sq` and `distance` are never used
[INFO] [stdout]   --> src/math/point.rs:80:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl Point {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn distance_sq(self,p: Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 85 |     pub fn distance(self,p: Point) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IDENTITY` is never used
[INFO] [stdout]   --> src/math/matrix.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const IDENTITY: Matrix = Matrix {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `at`, `set`, and `transpose` are never used
[INFO] [stdout]    --> src/math/matrix.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | impl Matrix {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 166 |     pub fn new() -> Matrix {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub fn at(&self,i: usize,j: usize) -> Result<f64,String> {
[INFO] [stdout]     |            ^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn set
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 |     pub fn transpose(&self) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `at` is never used
[INFO] [stdout]   --> src/math/ray.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Ray {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/view/window.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 34  | impl<'a> Window<'a> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WHITE` is never used
[INFO] [stdout]   --> src/image/color.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const WHITE: Color = Color{r: 1.0,g: 1.0,b: 1.0,a: 1.0};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RED` is never used
[INFO] [stdout]   --> src/image/color.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub const RED  : Color = Color{r: 1.0,g: 0.0,b: 0.0,a: 1.0};
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GREEN` is never used
[INFO] [stdout]   --> src/image/color.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const GREEN: Color = Color{r: 0.0,g: 1.0,b: 0.0,a: 1.0};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLUE` is never used
[INFO] [stdout]   --> src/image/color.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub const BLUE : Color = Color{r: 0.0,g: 0.0,b: 1.0,a: 1.0};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPEED` should have a snake case name
[INFO] [stdout]   --> src/view/window.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut SPEED = 0.1;
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "dfd0e9f412c4b3d71b3341a6328c59ba589700149a9563f0049e907a9a361247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd0e9f412c4b3d71b3341a6328c59ba589700149a9563f0049e907a9a361247", kill_on_drop: false }`
[INFO] [stdout] dfd0e9f412c4b3d71b3341a6328c59ba589700149a9563f0049e907a9a361247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61bac0d27cd172026838bbd156099874e170854a46d6db27fed5e797b7036bde
[INFO] running `Command { std: "docker" "start" "-a" "61bac0d27cd172026838bbd156099874e170854a46d6db27fed5e797b7036bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stdout]  --> src/view/window.rs:7:21
[INFO] [stdout]   |
[INFO] [stdout] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/view/window.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/math/ray.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/view/window.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut s_radius = 0.5;
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/view/window.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/view/window.rs:140:33
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   let mut v = x - s_center;
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/image/film.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/image/film.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let mut color: Color = Color::new(1.,0.,0.,1.).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `at` is never used
[INFO] [stdout]   --> src/math/ray.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Ray {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_at` is never used
[INFO] [stdout]   --> src/math/ray.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn test_at() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]    --> src/view/window.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 34  | impl<'a> Window<'a> {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SPEED` should have a snake case name
[INFO] [stdout]   --> src/view/window.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let mut SPEED = 0.1;
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:144:29
[INFO] [stdout]     |
[INFO] [stdout] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/view/window.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "61bac0d27cd172026838bbd156099874e170854a46d6db27fed5e797b7036bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61bac0d27cd172026838bbd156099874e170854a46d6db27fed5e797b7036bde", kill_on_drop: false }`
[INFO] [stdout] 61bac0d27cd172026838bbd156099874e170854a46d6db27fed5e797b7036bde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd77ac44472ad7a1594d4355e07dcd003c4bf69433520a8b21db3c6134445c97
[INFO] running `Command { std: "docker" "start" "-a" "bd77ac44472ad7a1594d4355e07dcd003c4bf69433520a8b21db3c6134445c97", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `TextureCreator`, `Texture`
[INFO] [stderr]  --> src/view/window.rs:7:21
[INFO] [stderr]   |
[INFO] [stderr] 7 |     render::{Canvas,TextureCreator,Texture},
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^ ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/view/window.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/math/ray.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]    --> src/view/window.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let color: Color = Color::new(0.,0.,0.,1.).unwrap();
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/view/window.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut s_radius = 0.5;
[INFO] [stderr]    |             ----^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/view/window.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let mut sphere = Sphere::new(s_radius,s_center);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/view/window.rs:140:33
[INFO] [stderr]     |
[INFO] [stderr] 140 | ...                   let mut v = x - s_center;
[INFO] [stderr]     |                           ----^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/image/film.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut fx = 2.0 / (self.width as f64);
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/image/film.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let mut fy = 2.0 / (self.height as f64);
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/image/film.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |         let mut color: Color = Color::new(1.,0.,0.,1.).unwrap();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `at` is never used
[INFO] [stderr]   --> src/math/ray.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl Ray {
[INFO] [stderr]    | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub fn at(&self,t: f64) -> Point {
[INFO] [stderr]    |            ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_at` is never used
[INFO] [stderr]   --> src/math/ray.rs:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn test_at() {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `update` is never used
[INFO] [stderr]    --> src/view/window.rs:179:8
[INFO] [stderr]     |
[INFO] [stderr] 34  | impl<'a> Window<'a> {
[INFO] [stderr]     | ------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 179 |     fn update(&mut self) {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SPEED` should have a snake case name
[INFO] [stderr]   --> src/view/window.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let mut SPEED = 0.1;
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `speed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/view/window.rs:144:29
[INFO] [stderr]     |
[INFO] [stderr] 144 | ...                   self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 144 |                             let _ = self.film.write_pixel(i as usize,j as usize,hit_color);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/view/window.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |             self.canvas.copy(&texture,None,None);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let _ = self.canvas.copy(&texture,None,None);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_raytracer` (bin "rust_raytracer" test) generated 16 warnings (run `cargo fix --bin "rust_raytracer" --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_raytracer-51c80236f8672f22)
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test image::color::tests::test_blue_constant ... ok
[INFO] [stdout] test image::color::tests::test_black_constant ... ok
[INFO] [stdout] test image::color::tests::test_green_constant ... ok
[INFO] [stdout] test image::color::tests::test_red_constant ... ok
[INFO] [stdout] test image::color::tests::test_white_constant ... ok
[INFO] [stdout] test image::color::tests::test_new ... ok
[INFO] [stdout] test math::matrix::test::test_get_row ... ok
[INFO] [stdout] test math::matrix::test::test_get_row_as_vector ... ok
[INFO] [stdout] test math::matrix::test::test_identity_constant ... ok
[INFO] [stdout] test math::matrix::test::test_at ... ok
[INFO] [stdout] test math::matrix::test::test_mul ... ok
[INFO] [stdout] test math::matrix::test::test_mul_ray ... ok
[INFO] [stdout] test math::matrix::test::test_mul_point ... ok
[INFO] [stdout] test math::matrix::test::test_mul_normal ... ok
[INFO] [stdout] test math::matrix::test::test_new ... ok
[INFO] [stdout] test math::matrix::test::test_scale ... ok
[INFO] [stdout] test math::normal::tests::test_add ... ok
[INFO] [stdout] test math::matrix::test::test_transpose ... ok
[INFO] [stdout] test math::normal::tests::test_add_vector ... ok
[INFO] [stdout] test math::normal::tests::test_dot ... ok
[INFO] [stdout] test math::normal::tests::test_neg ... ok
[INFO] [stdout] test math::matrix::test::test_set ... ok
[INFO] [stdout] test math::matrix::test::test_mul_vector ... ok
[INFO] [stdout] test math::normal::tests::test_new ... ok
[INFO] [stdout] test math::point::test::test_distance ... ok
[INFO] [stdout] test math::normal::tests::test_scale ... ok
[INFO] [stdout] test math::point::test::test_distance_sq ... ok
[INFO] [stdout] test math::point::test::test_add_vector ... ok
[INFO] [stdout] test math::point::test::test_new ... ok
[INFO] [stdout] test math::point::test::test_sub_vector ... ok
[INFO] [stdout] test math::point::test::test_sub ... ok
[INFO] [stdout] test math::vector::tests::test_add_trait ... ok
[INFO] [stdout] test math::vector::tests::test_cross ... ok
[INFO] [stdout] test math::vector::tests::test_dot_n_trait ... ok
[INFO] [stdout] test math::ray::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_len ... ok
[INFO] [stdout] test math::vector::tests::test_len_sq ... ok
[INFO] [stdout] test math::point::test::test_zero_constant ... ok
[INFO] [stdout] test math::vector::tests::test_neg_trait ... ok
[INFO] [stdout] test math::vector::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_normalize_trait ... ok
[INFO] [stdout] test math::vector::tests::test_add_normal_trait ... ok
[INFO] [stdout] test math::vector::tests::test_scale_trait ... ok
[INFO] [stdout] test math::vector::tests::test_sub_trait ... ok
[INFO] [stdout] test math::vector::tests::test_v_dot_v_trait ... ok
[INFO] [stdout] test math::vector::tests::test_x_axis_constant ... ok
[INFO] [stdout] test scene::plane::tests::test_new ... ok
[INFO] [stdout] test math::vector::tests::test_y_axis_constant ... ok
[INFO] [stdout] test scene::sphere::tests::test_hit ... ok
[INFO] [stdout] test scene::sphere::tests::test_new ... ok
[INFO] [stdout] test scene::world::tests::test_add_primitive ... ok
[INFO] [stdout] test scene::world::tests::test_hit_true ... ok
[INFO] [stdout] test scene::world::tests::test_new ... ok
[INFO] [stdout] test scene::plane::tests::test_hit ... ok
[INFO] [stdout] test math::vector::tests::test_z_axis_constant ... ok
[INFO] [stdout] test image::film::tests::test_write_pixel ... FAILED
[INFO] [stdout] test scene::world::tests::test_hit_false - should panic ... ok
[INFO] [stdout] test image::film::tests::test_ndc ... ok
[INFO] [stdout] test image::film::tests::test_new ... ok
[INFO] [stdout] test image::film::tests::test_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- image::film::tests::test_write_pixel stdout ----
[INFO] [stdout] thread 'image::film::tests::test_write_pixel' panicked at src/image/film.rs:145:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 255
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563afb17b876 - std::backtrace_rs::backtrace::libunwind::trace::h140b6deb6a45c671
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x563afb17b876 - std::backtrace_rs::backtrace::trace_unsynchronized::h8450d7e4e9219aed
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563afb17b876 - std::sys_common::backtrace::_print_fmt::hbd28e5e6c6fc3a3f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x563afb17b876 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb058f285768cf98e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x563afb1a4900 - core::fmt::rt::Argument::fmt::h87dec7a95127da24
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x563afb1a4900 - core::fmt::write::h873f89a91a4832db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x563afb1790cf - std::io::Write::write_fmt::h90f651e9e694a4bb
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/io/mod.rs:1846:15
[INFO] [stdout]    7:     0x563afb17b654 - std::sys_common::backtrace::_print::h7719d1529d9a9e13
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x563afb17b654 - std::sys_common::backtrace::print::haa3afbd0e7947108
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x563afb17d3c7 - std::panicking::default_hook::{{closure}}::h10e3de2ec0eaff22
[INFO] [stdout]   10:     0x563afb17d0ad - std::panicking::default_hook::hbdc1b1b7fe073dab
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x563afb14a377 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h20f7887d7cd0a330
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x563afb14a377 - test::test_main::{{closure}}::hc125a615957b5cb1
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x563afb17d9e6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c19e0590f8443c4
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x563afb17d9e6 - std::panicking::rust_panic_with_hook::hb81692602460473d
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:785:13
[INFO] [stdout]   15:     0x563afb17d732 - std::panicking::begin_panic_handler::{{closure}}::h2470593aa2678e9c
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:659:13
[INFO] [stdout]   16:     0x563afb17bd76 - std::sys_common::backtrace::__rust_end_short_backtrace::h560bb50225b0562b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x563afb17d484 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:647:5
[INFO] [stdout]   18:     0x563afb0fd775 - core::panicking::panic_fmt::h29b6f262f6458dc3
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x563afb0fdabb - core::panicking::assert_failed_inner::h2c4dd574e44796db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x563afb10b63e - core::panicking::assert_failed::ha93c33c2235b9e67
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x563afb107cbb - rust_raytracer::image::film::tests::test_write_pixel::h7e1f708f2d2e34fb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/image/film.rs:145:9
[INFO] [stdout]   22:     0x563afb107197 - rust_raytracer::image::film::tests::test_write_pixel::{{closure}}::hff6e98d99dbd9293
[INFO] [stdout]                                at /opt/rustwide/workdir/src/image/film.rs:122:26
[INFO] [stdout]   23:     0x563afb10a446 - core::ops::function::FnOnce::call_once::h1c5c800500744351
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x563afb14ff6f - core::ops::function::FnOnce::call_once::h692fe6f34484199f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x563afb14ff6f - test::__rust_begin_short_backtrace::h48b62e76bd60e2de
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x563afb14ed91 - test::run_test_in_process::{{closure}}::h1c68597526ef43db
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x563afb14ed91 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hcae98092997f976b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x563afb14ed91 - std::panicking::try::do_call::h8d1548c2f5bb535a
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   29:     0x563afb14ed91 - std::panicking::try::hbb7a2054f484688e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   30:     0x563afb14ed91 - std::panic::catch_unwind::h696d12d9d80497c2
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x563afb14ed91 - test::run_test_in_process::h053367a7217c825b
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x563afb14ed91 - test::run_test::{{closure}}::hfa524e9fabcba78e
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:567:43
[INFO] [stdout]   33:     0x563afb1161f6 - test::run_test::{{closure}}::h2c4d0bb741ef7f9f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x563afb1161f6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0d2c708415550075
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x563afb11b1b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h76e2635840d7293f
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x563afb11b1b7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::haa640b67a810a214
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x563afb11b1b7 - std::panicking::try::do_call::h41892e3bc2807ab5
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:554:40
[INFO] [stdout]   38:     0x563afb11b1b7 - std::panicking::try::h861a16d180681c80
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panicking.rs:518:19
[INFO] [stdout]   39:     0x563afb11b1b7 - std::panic::catch_unwind::h8195f9064b1509fa
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x563afb11b1b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h73cc419da1217371
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x563afb11b1b7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h79dc6499ff073b09
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x563afb181d85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha718e8cdc51a5182
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x563afb181d85 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h86072abc877c5474
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x563afb181d85 - std::sys::pal::unix::thread::Thread::new::thread_start::hac4056197c365894
[INFO] [stdout]                                at /rustc/f2048098a1ca42a520e7bed68e321a66edc0a1b1/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f19b33a2ac3 - <unknown>
[INFO] [stdout]   46:     0x7f19b3433bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     image::film::tests::test_write_pixel
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 59 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust_raytracer`
[INFO] running `Command { std: "docker" "inspect" "bd77ac44472ad7a1594d4355e07dcd003c4bf69433520a8b21db3c6134445c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd77ac44472ad7a1594d4355e07dcd003c4bf69433520a8b21db3c6134445c97", kill_on_drop: false }`
[INFO] [stdout] bd77ac44472ad7a1594d4355e07dcd003c4bf69433520a8b21db3c6134445c97
