[INFO] cloning repository https://github.com/KamiAithein/Rust_Graphics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KamiAithein/Rust_Graphics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_Graphics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_Graphics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e52a5d054874b480999d409007ab372c15a16ab9
[INFO] checking KamiAithein/Rust_Graphics against master#4008bbdf34b583ce44a467043aae3703afc0a76f for pr-129249-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKamiAithein%2FRust_Graphics" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/KamiAithein/Rust_Graphics
[INFO] finished tweaking git repo https://github.com/KamiAithein/Rust_Graphics
[INFO] tweaked toml for git repo https://github.com/KamiAithein/Rust_Graphics written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/KamiAithein/Rust_Graphics on toolchain 4008bbdf34b583ce44a467043aae3703afc0a76f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/KamiAithein/Rust_Graphics 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" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pistoncore-window v0.37.0
[INFO] [stderr]   Downloaded pistoncore-input v0.24.0
[INFO] [stderr]   Downloaded serde_derive v1.0.87
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.54.0
[INFO] [stderr]   Downloaded andrew v0.1.6
[INFO] [stderr]   Downloaded piston-gfx_texture v0.35.0
[INFO] [stderr]   Downloaded piston v0.42.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.42.0
[INFO] [stderr]   Downloaded gl v0.11.0
[INFO] [stderr]   Downloaded interpolation v0.2.0
[INFO] [stderr]   Downloaded num-derive v0.2.4
[INFO] [stderr]   Downloaded piston-viewport v0.5.0
[INFO] [stderr]   Downloaded rand_os v0.1.2
[INFO] [stderr]   Downloaded stb_truetype v0.2.6
[INFO] [stderr]   Downloaded gfx_core v0.8.3
[INFO] [stderr]   Downloaded derivative v1.0.2
[INFO] [stderr]   Downloaded gfx_device_gl v0.15.5
[INFO] [stderr]   Downloaded rusttype v0.7.5
[INFO] [stderr]   Downloaded cc v1.0.29
[INFO] [stderr]   Downloaded cgmath v0.17.0
[INFO] [stderr]   Downloaded serde v1.0.87
[INFO] [stderr]   Downloaded piston2d-graphics v0.30.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.56.0
[INFO] [stderr]   Downloaded libc v0.2.48
[INFO] [stderr]   Downloaded piston_window v0.89.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79
[INFO] running `Command { std: "docker" "start" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79" "/opt/rustwide/cargo-home/bin/cargo" "+4008bbdf34b583ce44a467043aae3703afc0a76f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking piston-viewport v0.5.0
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking nix v0.12.0
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking andrew v0.1.6
[INFO] [stderr]     Checking piston2d-graphics v0.30.0
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.5
[INFO] [stderr]     Checking piston-gfx_texture v0.35.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.56.0
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking pistoncore-window v0.37.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.42.0
[INFO] [stderr]     Checking piston v0.42.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.54.0
[INFO] [stderr]     Checking piston_window v0.89.0
[INFO] [stderr]     Checking Rust_Graphics_refactor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `DynamicImage`, `ImageBuffer`, and `RgbImage`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use im::{DynamicImage, RgbImage, Rgba, Pixel, GenericImage, ImageBuffer};
[INFO] [stdout]   |          ^^^^^^^^^^^^  ^^^^^^^^                             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `piston_window::types::Color as p_color`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use piston_window::types::Color as p_color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | /         /**
[INFO] [stdout] 18 | |          * Deals with the fact that the monitor and the scene have different ratios
[INFO] [stdout] 19 | |          *      where the fov is the angle between 2 outer most opposing rays (i.e. left most and right most)
[INFO] [stdout] 20 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] 21 |           let fov_adjustment = (scene.fov.to_radians() / 2.0).tan();
[INFO] [stdout]    |           ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         /**
[INFO] [stdout] 24 | |          * Calculute ratio of scene and then multiply each x by aspect ratio
[INFO] [stdout] 25 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] ...
[INFO] [stdout] 28 |           let aspect_ratio = (scene.width as f64) / (scene.height as f64);
[INFO] [stdout]    |           ---------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         /**
[INFO] [stdout] 32 | |          * let pixel_center = x as f64 + 0.5;
[INFO] [stdout] 33 | |          * let normalized_to_width = pixel_center / screen.width as f64;
[INFO] [stdout] 34 | |          * let adjusted_screen_pos = (normalized_to_width * 2.0) - 1.0;
[INFO] [stdout] 35 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] ...
[INFO] [stdout] 39 | /         Ray{
[INFO] [stdout] 40 | |             //Where the ray originates from (camera defaults to be at (0,0,0))
[INFO] [stdout] 41 | |             origin: Point{
[INFO] [stdout] 42 | |                 x: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |             .normalize()
[INFO] [stdout] 52 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Surface_Normal` should have an upper camel case name
[INFO] [stdout]    --> src/rendering.rs:137:11
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub trait Surface_Normal{
[INFO] [stdout]     |           ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SurfaceNormal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericImage`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use im::{DynamicImage, RgbImage, Rgba, Pixel, GenericImage, ImageBuffer};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/scene.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Drawable::Plane(ref p) => 0.5,
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rendering.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut color = intersection.drawable.color().clone();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DynamicImage`, `ImageBuffer`, and `RgbImage`
[INFO] [stdout]  --> src/main.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use im::{DynamicImage, RgbImage, Rgba, Pixel, GenericImage, ImageBuffer};
[INFO] [stdout]   |          ^^^^^^^^^^^^  ^^^^^^^^                             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `piston_window::types::Color as p_color`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use piston_window::types::Color as p_color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | /         /**
[INFO] [stdout] 18 | |          * Deals with the fact that the monitor and the scene have different ratios
[INFO] [stdout] 19 | |          *      where the fov is the angle between 2 outer most opposing rays (i.e. left most and right most)
[INFO] [stdout] 20 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] 21 |           let fov_adjustment = (scene.fov.to_radians() / 2.0).tan();
[INFO] [stdout]    |           ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         /**
[INFO] [stdout] 24 | |          * Calculute ratio of scene and then multiply each x by aspect ratio
[INFO] [stdout] 25 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] ...
[INFO] [stdout] 28 |           let aspect_ratio = (scene.width as f64) / (scene.height as f64);
[INFO] [stdout]    |           ---------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/rendering.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | /         /**
[INFO] [stdout] 32 | |          * let pixel_center = x as f64 + 0.5;
[INFO] [stdout] 33 | |          * let normalized_to_width = pixel_center / screen.width as f64;
[INFO] [stdout] 34 | |          * let adjusted_screen_pos = (normalized_to_width * 2.0) - 1.0;
[INFO] [stdout] 35 | |          */
[INFO] [stdout]    | |___________^
[INFO] [stdout] ...
[INFO] [stdout] 39 | /         Ray{
[INFO] [stdout] 40 | |             //Where the ray originates from (camera defaults to be at (0,0,0))
[INFO] [stdout] 41 | |             origin: Point{
[INFO] [stdout] 42 | |                 x: 0.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 51 | |             .normalize()
[INFO] [stdout] 52 | |         }
[INFO] [stdout]    | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Surface_Normal` should have an upper camel case name
[INFO] [stdout]    --> src/rendering.rs:137:11
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub trait Surface_Normal{
[INFO] [stdout]     |           ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `SurfaceNormal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/main.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |         event.update(|args|{
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `black`
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let black = Rgba::from_channels(0,0,0,0);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_black`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `albedo` is never read
[INFO] [stdout]   --> src/scene.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Plane{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub albedo: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plane` is never constructed
[INFO] [stdout]   --> src/scene.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum Drawable{
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 45 |     Sphere(Sphere),
[INFO] [stdout] 46 |     Plane(Plane),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]  --> src/color.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Color{
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub a: f64,
[INFO] [stdout]   |         ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Color` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/color.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Color{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(r: f64, g: f64, b: f64, a: f64) -> Color{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/point.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Point{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(x: f64, y: f64, z: f64) -> Point{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rendering.rs:166:18
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn trace(&self, ray: &Ray) -> Option<Intersection> {
[INFO] [stdout]     |                  ^^^^^                       ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn trace(&self, ray: &Ray) -> Option<Intersection<'_>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericImage`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use im::{DynamicImage, RgbImage, Rgba, Pixel, GenericImage, ImageBuffer};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/scene.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |             Drawable::Plane(ref p) => 0.5,
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rendering.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut color = intersection.drawable.color().clone();
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/main.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |         event.update(|args|{
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `black`
[INFO] [stdout]    --> src/main.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let black = Rgba::from_channels(0,0,0,0);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_black`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `albedo` is never read
[INFO] [stdout]   --> src/scene.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Plane{
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub albedo: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plane` is never constructed
[INFO] [stdout]   --> src/scene.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum Drawable{
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 45 |     Sphere(Sphere),
[INFO] [stdout] 46 |     Plane(Plane),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/point.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Point{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn new(x: f64, y: f64, z: f64) -> Point{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rendering.rs:166:18
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn trace(&self, ray: &Ray) -> Option<Intersection> {
[INFO] [stdout]     |                  ^^^^^                       ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn trace(&self, ray: &Ray) -> Option<Intersection<'_>> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: glutin v0.19.0, winit v0.18.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79", kill_on_drop: false }`
[INFO] [stdout] 50ab1df1a5e6358a03608ab31b41dbfe6e01d85f8a1f6d7399ae3f35273e7c79
