Dec 19 11:05:53.310 INFO checking perliedman/raytracing-in-one-weekend against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:05:53.310 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/perliedman/raytracing-in-one-weekend:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:05:53.728 INFO [stdout] 92f42617c4ffa6fa3cd9d8094a5c1c6cce63e7f16148800e5c18d9d978ada271
Dec 19 11:05:53.736 INFO running `"docker" "start" "-a" "92f42617c4ffa6fa3cd9d8094a5c1c6cce63e7f16148800e5c18d9d978ada271"`
Dec 19 11:05:55.690 INFO [stderr]     Checking tobj v0.1.6
Dec 19 11:05:55.701 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 19 11:05:55.702 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 19 11:05:55.702 INFO [stderr]     Checking num-iter v0.1.35
Dec 19 11:05:55.703 INFO [stderr]     Checking clap v2.31.2
Dec 19 11:05:55.703 INFO [stderr]     Checking regex v0.2.11
Dec 19 11:05:56.676 INFO [stderr]     Checking png v0.11.0
Dec 19 11:05:57.158 INFO [stderr]     Checking parking_lot v0.5.5
Dec 19 11:05:58.281 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 19 11:05:59.093 INFO [stderr]     Checking rayon-core v1.4.0
Dec 19 11:05:59.963 INFO [stderr]     Checking console v0.6.1
Dec 19 11:06:00.731 INFO [stderr]     Checking rayon v1.0.1
Dec 19 11:06:00.900 INFO [stderr]     Checking indicatif v0.9.0
Dec 19 11:06:05.028 INFO [stderr]     Checking rt-in-1-week v0.1.0 (/opt/crater/workdir)
Dec 19 11:06:05.356 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 19 11:06:05.356 INFO [stderr]   --> src/geometry/mod.rs:10:5
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr] 10 | use std::collections::HashMap;
Dec 19 11:06:05.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:06:05.356 INFO [stderr] 
Dec 19 11:06:05.356 INFO [stderr] warning: unused import: `unit_vector`
Dec 19 11:06:05.356 INFO [stderr]   --> src/main.rs:25:18
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr] 25 | use vec3::{Vec3, unit_vector};
Dec 19 11:06:05.356 INFO [stderr]    |                  ^^^^^^^^^^^
Dec 19 11:06:05.356 INFO [stderr] 
Dec 19 11:06:05.356 INFO [stderr] warning: unused import: `ray::Ray`
Dec 19 11:06:05.356 INFO [stderr]   --> src/main.rs:27:5
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr] 27 | use ray::Ray;
Dec 19 11:06:05.356 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:06:05.356 INFO [stderr] 
Dec 19 11:06:05.356 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 19 11:06:05.356 INFO [stderr]   --> src/geometry/mod.rs:10:5
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr] 10 | use std::collections::HashMap;
Dec 19 11:06:05.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.356 INFO [stderr]    |
Dec 19 11:06:05.356 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 11:06:05.356 INFO [stderr] 
Dec 19 11:06:05.357 INFO [stderr] warning: unused import: `unit_vector`
Dec 19 11:06:05.357 INFO [stderr]   --> src/main.rs:25:18
Dec 19 11:06:05.357 INFO [stderr]    |
Dec 19 11:06:05.357 INFO [stderr] 25 | use vec3::{Vec3, unit_vector};
Dec 19 11:06:05.357 INFO [stderr]    |                  ^^^^^^^^^^^
Dec 19 11:06:05.357 INFO [stderr] 
Dec 19 11:06:05.357 INFO [stderr] warning: unused import: `ray::Ray`
Dec 19 11:06:05.357 INFO [stderr]   --> src/main.rs:27:5
Dec 19 11:06:05.357 INFO [stderr]    |
Dec 19 11:06:05.357 INFO [stderr] 27 | use ray::Ray;
Dec 19 11:06:05.357 INFO [stderr]    |     ^^^^^^^^
Dec 19 11:06:05.357 INFO [stderr] 
Dec 19 11:06:05.672 INFO [stderr] warning: unused variable: `r_in`
Dec 19 11:06:05.672 INFO [stderr]    --> src/material.rs:154:21
Dec 19 11:06:05.672 INFO [stderr]     |
Dec 19 11:06:05.672 INFO [stderr] 154 |   fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scatter> {
Dec 19 11:06:05.672 INFO [stderr]     |                     ^^^^ help: consider using `_r_in` instead
Dec 19 11:06:05.672 INFO [stderr]     |
Dec 19 11:06:05.672 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 11:06:05.672 INFO [stderr] 
Dec 19 11:06:05.732 INFO [stderr] warning: unused variable: `r_in`
Dec 19 11:06:05.732 INFO [stderr]    --> src/material.rs:154:21
Dec 19 11:06:05.732 INFO [stderr]     |
Dec 19 11:06:05.732 INFO [stderr] 154 |   fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scatter> {
Dec 19 11:06:05.732 INFO [stderr]     |                     ^^^^ help: consider using `_r_in` instead
Dec 19 11:06:05.732 INFO [stderr]     |
Dec 19 11:06:05.732 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 11:06:05.732 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: method is never used: `identity`
Dec 19 11:06:05.772 INFO [stderr]  --> src/mat44.rs:9:3
Dec 19 11:06:05.772 INFO [stderr]   |
Dec 19 11:06:05.772 INFO [stderr] 9 |   pub fn identity() -> Mat44 {
Dec 19 11:06:05.772 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.772 INFO [stderr]   |
Dec 19 11:06:05.772 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:06:05.772 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: method is never used: `translate`
Dec 19 11:06:05.772 INFO [stderr]   --> src/mat44.rs:17:3
Dec 19 11:06:05.772 INFO [stderr]    |
Dec 19 11:06:05.772 INFO [stderr] 17 |   pub fn translate(displacement: Vec3) -> Mat44 {
Dec 19 11:06:05.772 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.772 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: method is never used: `rotate`
Dec 19 11:06:05.772 INFO [stderr]   --> src/mat44.rs:25:3
Dec 19 11:06:05.772 INFO [stderr]    |
Dec 19 11:06:05.772 INFO [stderr] 25 |   pub fn rotate(angle: f32, axis: Vec3) -> Mat44 {
Dec 19 11:06:05.772 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.772 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: method is never used: `inverse`
Dec 19 11:06:05.772 INFO [stderr]   --> src/mat44.rs:39:3
Dec 19 11:06:05.772 INFO [stderr]    |
Dec 19 11:06:05.772 INFO [stderr] 39 |   pub fn inverse(&self) -> Mat44 {
Dec 19 11:06:05.772 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.772 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: struct is never constructed: `XyRect`
Dec 19 11:06:05.772 INFO [stderr]    --> src/geometry/mod.rs:132:1
Dec 19 11:06:05.772 INFO [stderr]     |
Dec 19 11:06:05.772 INFO [stderr] 132 | pub struct XyRect {
Dec 19 11:06:05.772 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.772 INFO [stderr] 
Dec 19 11:06:05.772 INFO [stderr] warning: struct is never constructed: `XzRect`
Dec 19 11:06:05.772 INFO [stderr]    --> src/geometry/mod.rs:172:1
Dec 19 11:06:05.772 INFO [stderr]     |
Dec 19 11:06:05.772 INFO [stderr] 172 | pub struct XzRect {
Dec 19 11:06:05.772 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `YzRect`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:212:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 212 | pub struct YzRect {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `FlipNormals`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:252:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 252 | pub struct FlipNormals {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: function is never used: `new_box`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:272:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `Transform`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:283:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 283 | pub struct Transform {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: method is never used: `new`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:290:3
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
Dec 19 11:06:05.773 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `ConstantMedium`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:349:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 349 | pub struct ConstantMedium {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: method is never used: `new`
Dec 19 11:06:05.773 INFO [stderr]    --> src/geometry/mod.rs:356:3
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
Dec 19 11:06:05.773 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `DiffuseLight`
Dec 19 11:06:05.773 INFO [stderr]    --> src/material.rs:135:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 135 | pub struct DiffuseLight {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `Isotropic`
Dec 19 11:06:05.773 INFO [stderr]    --> src/material.rs:149:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 149 | pub struct Isotropic {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: struct is never constructed: `Void`
Dec 19 11:06:05.773 INFO [stderr]   --> src/scene.rs:20:1
Dec 19 11:06:05.773 INFO [stderr]    |
Dec 19 11:06:05.773 INFO [stderr] 20 | pub struct Void { }
Dec 19 11:06:05.773 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: function is never used: `render_cornell`
Dec 19 11:06:05.773 INFO [stderr]    --> src/main.rs:145:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 145 | fn render_cornell(nx: usize, ny: usize, ns: usize, max_ray_depth: i32) -> Vec<u8> {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.773 INFO [stderr] warning: function is never used: `cornell_box`
Dec 19 11:06:05.773 INFO [stderr]    --> src/main.rs:214:1
Dec 19 11:06:05.773 INFO [stderr]     |
Dec 19 11:06:05.773 INFO [stderr] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
Dec 19 11:06:05.773 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.773 INFO [stderr] 
Dec 19 11:06:05.820 INFO [stderr] warning: method is never used: `identity`
Dec 19 11:06:05.820 INFO [stderr]  --> src/mat44.rs:9:3
Dec 19 11:06:05.820 INFO [stderr]   |
Dec 19 11:06:05.820 INFO [stderr] 9 |   pub fn identity() -> Mat44 {
Dec 19 11:06:05.820 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.820 INFO [stderr]   |
Dec 19 11:06:05.820 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:06:05.820 INFO [stderr] 
Dec 19 11:06:05.820 INFO [stderr] warning: method is never used: `translate`
Dec 19 11:06:05.820 INFO [stderr]   --> src/mat44.rs:17:3
Dec 19 11:06:05.820 INFO [stderr]    |
Dec 19 11:06:05.820 INFO [stderr] 17 |   pub fn translate(displacement: Vec3) -> Mat44 {
Dec 19 11:06:05.820 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.820 INFO [stderr] 
Dec 19 11:06:05.821 INFO [stderr] warning: method is never used: `rotate`
Dec 19 11:06:05.821 INFO [stderr]   --> src/mat44.rs:25:3
Dec 19 11:06:05.821 INFO [stderr]    |
Dec 19 11:06:05.821 INFO [stderr] 25 |   pub fn rotate(angle: f32, axis: Vec3) -> Mat44 {
Dec 19 11:06:05.821 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.821 INFO [stderr] 
Dec 19 11:06:05.821 INFO [stderr] warning: method is never used: `inverse`
Dec 19 11:06:05.821 INFO [stderr]   --> src/mat44.rs:39:3
Dec 19 11:06:05.821 INFO [stderr]    |
Dec 19 11:06:05.821 INFO [stderr] 39 |   pub fn inverse(&self) -> Mat44 {
Dec 19 11:06:05.821 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.821 INFO [stderr] 
Dec 19 11:06:05.821 INFO [stderr] warning: struct is never constructed: `XyRect`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:132:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 132 | pub struct XyRect {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `XzRect`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:172:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 172 | pub struct XzRect {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `YzRect`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:212:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 212 | pub struct YzRect {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `FlipNormals`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:252:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 252 | pub struct FlipNormals {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: function is never used: `new_box`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:272:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 272 | pub fn new_box(p0: Vec3, p1: Vec3, material: Arc<Material>) -> Vec<Box<Hitable>> {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `Transform`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:283:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 283 | pub struct Transform {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: method is never used: `new`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:290:3
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 290 |   pub fn new(hitable: Box<Hitable>, transform: Mat44) -> Transform {
Dec 19 11:06:05.822 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `ConstantMedium`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:349:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 349 | pub struct ConstantMedium {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: method is never used: `new`
Dec 19 11:06:05.822 INFO [stderr]    --> src/geometry/mod.rs:356:3
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 356 |   pub fn new(boundary: Box<Hitable>, density: f32, a: Box<Texture>) -> ConstantMedium {
Dec 19 11:06:05.822 INFO [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `DiffuseLight`
Dec 19 11:06:05.822 INFO [stderr]    --> src/material.rs:135:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 135 | pub struct DiffuseLight {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `Isotropic`
Dec 19 11:06:05.822 INFO [stderr]    --> src/material.rs:149:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 149 | pub struct Isotropic {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: struct is never constructed: `Void`
Dec 19 11:06:05.822 INFO [stderr]   --> src/scene.rs:20:1
Dec 19 11:06:05.822 INFO [stderr]    |
Dec 19 11:06:05.822 INFO [stderr] 20 | pub struct Void { }
Dec 19 11:06:05.822 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: function is never used: `render_cornell`
Dec 19 11:06:05.822 INFO [stderr]    --> src/main.rs:145:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 145 | fn render_cornell(nx: usize, ny: usize, ns: usize, max_ray_depth: i32) -> Vec<u8> {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.822 INFO [stderr] 
Dec 19 11:06:05.822 INFO [stderr] warning: function is never used: `cornell_box`
Dec 19 11:06:05.822 INFO [stderr]    --> src/main.rs:214:1
Dec 19 11:06:05.822 INFO [stderr]     |
Dec 19 11:06:05.822 INFO [stderr] 214 | fn cornell_box() -> Vec<Box<Hitable>> {
Dec 19 11:06:05.822 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:06:05.823 INFO [stderr] 
Dec 19 11:06:05.847 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.30s
Dec 19 11:06:06.110 INFO running `"docker" "inspect" "92f42617c4ffa6fa3cd9d8094a5c1c6cce63e7f16148800e5c18d9d978ada271"`
Dec 19 11:06:06.210 INFO running `"docker" "rm" "-f" "92f42617c4ffa6fa3cd9d8094a5c1c6cce63e7f16148800e5c18d9d978ada271"`
Dec 19 11:06:06.281 INFO [stdout] 92f42617c4ffa6fa3cd9d8094a5c1c6cce63e7f16148800e5c18d9d978ada271