[INFO] cloning repository https://github.com/arhamahmed/ray-tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arhamahmed/ray-tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farhamahmed%2Fray-tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farhamahmed%2Fray-tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d5acc51b711e5e36e73f24314a18e7d796bab8d
[INFO] checking arhamahmed/ray-tracer/8d5acc51b711e5e36e73f24314a18e7d796bab8d against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farhamahmed%2Fray-tracer" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arhamahmed/ray-tracer on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arhamahmed/ray-tracer
[INFO] finished tweaking git repo https://github.com/arhamahmed/ray-tracer
[INFO] tweaked toml for git repo https://github.com/arhamahmed/ray-tracer written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arhamahmed/ray-tracer 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74f08ec981c3d06fec1ff297eaaeec75db9117b25c23e15fcf7fd3cad83b293b
[INFO] running `Command { std: "docker" "start" "-a" "74f08ec981c3d06fec1ff297eaaeec75db9117b25c23e15fcf7fd3cad83b293b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74f08ec981c3d06fec1ff297eaaeec75db9117b25c23e15fcf7fd3cad83b293b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f08ec981c3d06fec1ff297eaaeec75db9117b25c23e15fcf7fd3cad83b293b", kill_on_drop: false }`
[INFO] [stdout] 74f08ec981c3d06fec1ff297eaaeec75db9117b25c23e15fcf7fd3cad83b293b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4e70a7bd887b906c8aba8e4313f6cdcf1d66c018ca97cad584993a6392dc61
[INFO] running `Command { std: "docker" "start" "-a" "2e4e70a7bd887b906c8aba8e4313f6cdcf1d66c018ca97cad584993a6392dc61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rays v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `moving_sphere::MovingSphere`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use moving_sphere::MovingSphere;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `perlin::Perlin`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use perlin::Perlin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `moving_sphere::MovingSphere`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use moving_sphere::MovingSphere;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `perlin::Perlin`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use perlin::Perlin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/vec3.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let y = *normal * 2.0;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut u = point.x() - point.x().floor();
[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/perlin.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut v = point.y() - point.y().floor();
[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/perlin.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut w = point.z() - point.z().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material_ground`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let material_ground = Color::new(0.8, 0.8, 0.0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material_ground`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center_1`
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let center_1 = center_0 + Vec3::new(0.0, random_float_in_range(0.0, 0.5), 0.0);
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_center_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/vec3.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let y = *normal * 2.0;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `random_in_hemisphere` is never used
[INFO] [stdout]    --> src/vec3.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 11  | impl Vec3 {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn random_in_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/moving_sphere.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl MovingSphere {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(center_0: Vec3, time_0: f64, center_1: Vec3, time_1: f64,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable_list.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HittableList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `plane_outward` is never read
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     plane_outward: Vec3, // w
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_texture` is never used
[INFO] [stdout]   --> src/texture.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl CheckeredTexture {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 33 |     pub fn new_with_texture(odd: impl Texture + 'static, even: impl Texture + 'static) -> CheckeredTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `y_perms` and `z_perms` are never read
[INFO] [stdout]  --> src/perlin.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Perlin {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     y_perms: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     z_perms: Vec<usize>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `computeIntersection` should have a snake case name
[INFO] [stdout]   --> src/aabb.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn computeIntersection(&self, ray: &Ray, min_t: f64, max_t: f64, dimension: u32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `compute_intersection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut u = point.x() - point.x().floor();
[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/perlin.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut v = point.y() - point.y().floor();
[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/perlin.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut w = point.z() - point.z().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material_ground`
[INFO] [stdout]   --> src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let material_ground = Color::new(0.8, 0.8, 0.0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material_ground`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center_1`
[INFO] [stdout]    --> src/main.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let center_1 = center_0 + Vec3::new(0.0, random_float_in_range(0.0, 0.5), 0.0);
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_center_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `equal_to` and `random_in_hemisphere` are never used
[INFO] [stdout]    --> src/vec3.rs:72:12
[INFO] [stdout]     |
[INFO] [stdout] 11  | impl Vec3 {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 72  |     pub fn equal_to(&self, second: &Vec3) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn random_in_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/moving_sphere.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl MovingSphere {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(center_0: Vec3, time_0: f64, center_1: Vec3, time_1: f64,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable_list.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HittableList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `plane_outward` is never read
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct Camera {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     plane_outward: Vec3, // w
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_texture` is never used
[INFO] [stdout]   --> src/texture.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl CheckeredTexture {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 33 |     pub fn new_with_texture(odd: impl Texture + 'static, even: impl Texture + 'static) -> CheckeredTexture {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `y_perms` and `z_perms` are never read
[INFO] [stdout]  --> src/perlin.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Perlin {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     y_perms: Vec<usize>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     z_perms: Vec<usize>
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `computeIntersection` should have a snake case name
[INFO] [stdout]   --> src/aabb.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn computeIntersection(&self, ray: &Ray, min_t: f64, max_t: f64, dimension: u32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `compute_intersection`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "2e4e70a7bd887b906c8aba8e4313f6cdcf1d66c018ca97cad584993a6392dc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4e70a7bd887b906c8aba8e4313f6cdcf1d66c018ca97cad584993a6392dc61", kill_on_drop: false }`
[INFO] [stdout] 2e4e70a7bd887b906c8aba8e4313f6cdcf1d66c018ca97cad584993a6392dc61