[INFO] cloning repository https://github.com/tkchanat/raytrace-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkchanat/raytrace-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkchanat%2Fraytrace-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkchanat%2Fraytrace-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1ce4381963afa23390167b55454531cf5e11138
[INFO] checking tkchanat/raytrace-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkchanat%2Fraytrace-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkchanat/raytrace-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkchanat/raytrace-rs
[INFO] finished tweaking git repo https://github.com/tkchanat/raytrace-rs
[INFO] tweaked toml for git repo https://github.com/tkchanat/raytrace-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/tkchanat/raytrace-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ca8627c6fca89aa201ec2899906ce1664c88c516bb142e0934ffc2477c2e7d1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ca8627c6fca89aa201ec2899906ce1664c88c516bb142e0934ffc2477c2e7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca8627c6fca89aa201ec2899906ce1664c88c516bb142e0934ffc2477c2e7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca8627c6fca89aa201ec2899906ce1664c88c516bb142e0934ffc2477c2e7d1", kill_on_drop: false }`
[INFO] [stdout] 3ca8627c6fca89aa201ec2899906ce1664c88c516bb142e0934ffc2477c2e7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db7e6fecdda3a0d9d5fa29ae25fd011e3b2e3443f43ee70d59fe58ccbf1bf741
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db7e6fecdda3a0d9d5fa29ae25fd011e3b2e3443f43ee70d59fe58ccbf1bf741", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
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[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking gif v0.10.3
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[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking raytrace-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `geometry::*`
[INFO] [stdout]  --> src/aabb.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{geometry::*, math::*, ray::*};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aabb::*`
[INFO] [stdout]  --> src/ray.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{aabb::*, material::*, math::*};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aabb::*`
[INFO] [stdout]  --> src/scene.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{aabb::*, camera::*, geometry::*, material::*, math::*, noise::*, texture::*};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | use {camera::*, geometry::*, material::*, math::*, ray::*};
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `geometry::*`
[INFO] [stdout]  --> src/aabb.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{geometry::*, math::*, ray::*};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aabb::*`
[INFO] [stdout]  --> src/ray.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{aabb::*, material::*, math::*};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aabb::*`
[INFO] [stdout]  --> src/scene.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{aabb::*, camera::*, geometry::*, material::*, math::*, noise::*, texture::*};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/main.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | use {camera::*, geometry::*, material::*, math::*, ray::*};
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/geometry.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         _ => panic!("What are you expecting me to do with this hittable object!??"),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/geometry.rs:340:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |         _ => panic!("What are you expecting me to do with this hittable object!??"),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/texture.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         _ => Color::BLACK,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:271:42
[INFO] [stdout]     |
[INFO] [stdout] 271 |         Hittable::Sphere(center, radius, material) => Some(AABB::new(
[INFO] [stdout]     |                                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:275:60
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time0`
[INFO] [stdout]    --> src/geometry.rs:275:71
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_time0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time1`
[INFO] [stdout]    --> src/geometry.rs:275:78
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_time1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |         Hittable::XYRect((x0, x1), (y0, y1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:290:49
[INFO] [stdout]     |
[INFO] [stdout] 290 |         Hittable::XZRect((x0, x1), (z0, z1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |         Hittable::YZRect((y0, y1), (z0, z1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]    --> src/geometry.rs:299:33
[INFO] [stdout]     |
[INFO] [stdout] 299 |         Hittable::BHVNode(aabb, left, right) => Some(aabb.clone()),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]    --> src/geometry.rs:299:39
[INFO] [stdout]     |
[INFO] [stdout] 299 |         Hittable::BHVNode(aabb, left, right) => Some(aabb.clone()),
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `density`
[INFO] [stdout]    --> src/geometry.rs:339:42
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Hittable::ConstantMedium(object, density, material) => get_bounding_box(object, t0, t1),
[INFO] [stdout]     |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:339:51
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Hittable::ConstantMedium(object, density, material) => get_bounding_box(object, t0, t1),
[INFO] [stdout]     |                                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/scene.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |     for j in 0..ns {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `components_per_pixel`
[INFO] [stdout]   --> src/texture.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let components_per_pixel = Image::BYTES_PER_PIXEL;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_components_per_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/geometry.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |         _ => panic!("What are you expecting me to do with this hittable object!??"),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/geometry.rs:340:9
[INFO] [stdout]     |
[INFO] [stdout] 340 |         _ => panic!("What are you expecting me to do with this hittable object!??"),
[INFO] [stdout]     |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/texture.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         _ => Color::BLACK,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:271:42
[INFO] [stdout]     |
[INFO] [stdout] 271 |         Hittable::Sphere(center, radius, material) => Some(AABB::new(
[INFO] [stdout]     |                                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:275:60
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time0`
[INFO] [stdout]    --> src/geometry.rs:275:71
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_time0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time1`
[INFO] [stdout]    --> src/geometry.rs:275:78
[INFO] [stdout]     |
[INFO] [stdout] 275 |         Hittable::MovingSphere((center0, center1), radius, material, (time0, time1)) => {
[INFO] [stdout]     |                                                                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_time1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |         Hittable::XYRect((x0, x1), (y0, y1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:290:49
[INFO] [stdout]     |
[INFO] [stdout] 290 |         Hittable::XZRect((x0, x1), (z0, z1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |         Hittable::YZRect((y0, y1), (z0, z1), k, material) => Some(AABB::new(
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `left`
[INFO] [stdout]    --> src/geometry.rs:299:33
[INFO] [stdout]     |
[INFO] [stdout] 299 |         Hittable::BHVNode(aabb, left, right) => Some(aabb.clone()),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_left`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `right`
[INFO] [stdout]    --> src/geometry.rs:299:39
[INFO] [stdout]     |
[INFO] [stdout] 299 |         Hittable::BHVNode(aabb, left, right) => Some(aabb.clone()),
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `density`
[INFO] [stdout]    --> src/geometry.rs:339:42
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Hittable::ConstantMedium(object, density, material) => get_bounding_box(object, t0, t1),
[INFO] [stdout]     |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `material`
[INFO] [stdout]    --> src/geometry.rs:339:51
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Hittable::ConstantMedium(object, density, material) => get_bounding_box(object, t0, t1),
[INFO] [stdout]     |                                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]    --> src/scene.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |     for j in 0..ns {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `components_per_pixel`
[INFO] [stdout]   --> src/texture.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let components_per_pixel = Image::BYTES_PER_PIXEL;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_components_per_pixel`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/geometry.rs:376:13
[INFO] [stdout]     |
[INFO] [stdout] 376 |         let mut first_box = true;
[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/geometry.rs:376:13
[INFO] [stdout]     |
[INFO] [stdout] 376 |         let mut first_box = true;
[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: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     w: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]    --> src/geometry.rs:357:12
[INFO] [stdout]     |
[INFO] [stdout] 357 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bounding_box`
[INFO] [stdout]    --> src/geometry.rs:371:12
[INFO] [stdout]     |
[INFO] [stdout] 371 |     pub fn bounding_box(&self, t0: f64, t1: f64) -> Option<AABB> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `RED`
[INFO] [stdout]   --> src/math.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub const RED: Color = Color(1.0, 0.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `GREEN`
[INFO] [stdout]   --> src/math.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub const GREEN: Color = Color(0.0, 1.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `BLUE`
[INFO] [stdout]   --> src/math.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub const BLUE: Color = Color(0.0, 0.0, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `YELLOW`
[INFO] [stdout]   --> src/math.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub const YELLOW: Color = Color(1.0, 1.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `MAGENTA`
[INFO] [stdout]   --> src/math.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub const MAGENTA: Color = Color(1.0, 0.0, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/math.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn from(e0: f64, e1: f64, e2: f64) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/math.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn random() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/math.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]    --> src/math.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn abs(&self) -> Vec3 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `trilinear_interp`
[INFO] [stdout]  --> src/noise.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn trilinear_interp(c: &[[[f64; 2]; 2]; 2], u: f64, v: f64, w: f64) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ballz`
[INFO] [stdout]  --> src/scene.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn ballz() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_spheres`
[INFO] [stdout]   --> src/scene.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn two_spheres() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_perlin_spheres`
[INFO] [stdout]    --> src/scene.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn two_perlin_spheres() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `earth`
[INFO] [stdout]    --> src/scene.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub fn earth() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_light`
[INFO] [stdout]    --> src/scene.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn simple_light() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cornell_box`
[INFO] [stdout]    --> src/scene.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub fn cornell_box() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cornell_smoke`
[INFO] [stdout]    --> src/scene.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn cornell_smoke() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checker`
[INFO] [stdout]  --> src/texture.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Checker(Color, Color),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Perlin`
[INFO] [stdout]   --> src/texture.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Perlin(Perlin, f64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `w`
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     w: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]    --> src/geometry.rs:357:12
[INFO] [stdout]     |
[INFO] [stdout] 357 |     pub fn clear(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bounding_box`
[INFO] [stdout]    --> src/geometry.rs:371:12
[INFO] [stdout]     |
[INFO] [stdout] 371 |     pub fn bounding_box(&self, t0: f64, t1: f64) -> Option<AABB> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `RED`
[INFO] [stdout]   --> src/math.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub const RED: Color = Color(1.0, 0.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `GREEN`
[INFO] [stdout]   --> src/math.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub const GREEN: Color = Color(0.0, 1.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `BLUE`
[INFO] [stdout]   --> src/math.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub const BLUE: Color = Color(0.0, 0.0, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `YELLOW`
[INFO] [stdout]   --> src/math.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub const YELLOW: Color = Color(1.0, 1.0, 0.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `MAGENTA`
[INFO] [stdout]   --> src/math.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub const MAGENTA: Color = Color(1.0, 0.0, 1.0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from`
[INFO] [stdout]   --> src/math.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn from(e0: f64, e1: f64, e2: f64) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/math.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn random() -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stdout]   --> src/math.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]    --> src/math.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn abs(&self) -> Vec3 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `trilinear_interp`
[INFO] [stdout]  --> src/noise.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn trilinear_interp(c: &[[[f64; 2]; 2]; 2], u: f64, v: f64, w: f64) -> f64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ballz`
[INFO] [stdout]  --> src/scene.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn ballz() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_spheres`
[INFO] [stdout]   --> src/scene.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn two_spheres() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_perlin_spheres`
[INFO] [stdout]    --> src/scene.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn two_perlin_spheres() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `earth`
[INFO] [stdout]    --> src/scene.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | pub fn earth() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_light`
[INFO] [stdout]    --> src/scene.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub fn simple_light() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cornell_box`
[INFO] [stdout]    --> src/scene.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | pub fn cornell_box() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cornell_smoke`
[INFO] [stdout]    --> src/scene.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn cornell_smoke() -> (Arc<HittableList>, Arc<Camera>, Color) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checker`
[INFO] [stdout]  --> src/texture.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Checker(Color, Color),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Perlin`
[INFO] [stdout]   --> src/texture.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Perlin(Perlin, f64),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.69s
[INFO] running `Command { std: "docker" "inspect" "db7e6fecdda3a0d9d5fa29ae25fd011e3b2e3443f43ee70d59fe58ccbf1bf741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7e6fecdda3a0d9d5fa29ae25fd011e3b2e3443f43ee70d59fe58ccbf1bf741", kill_on_drop: false }`
[INFO] [stdout] db7e6fecdda3a0d9d5fa29ae25fd011e3b2e3443f43ee70d59fe58ccbf1bf741