Oct 13 04:00:40.334 INFO checking Kethku/RustyRayTracer against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 04:00:40.334 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 04:00:40.672 INFO blam! fa347fb8b079ad6dc23db879e52a9853c4cdf6dbf7d1ecb64a8c7fbb5f7d2efa
Oct 13 04:00:40.674 INFO running `"docker" "start" "-a" "fa347fb8b079ad6dc23db879e52a9853c4cdf6dbf7d1ecb64a8c7fbb5f7d2efa"`
Oct 13 04:00:41.536 INFO kablam! usermod: no changes
Oct 13 04:00:41.652 INFO kablam!    Compiling minifb v0.10.4
Oct 13 04:00:41.652 INFO kablam!     Checking time v0.1.39
Oct 13 04:00:41.666 INFO kablam!     Checking x11-dl v2.14.0
Oct 13 04:00:46.993 INFO kablam!     Checking rusty_ray_tracer v0.1.0 (/source)
Oct 13 04:00:47.691 INFO kablam! warning: unused import: `Barrier`
Oct 13 04:00:47.691 INFO kablam!  --> src/main.rs:6:29
Oct 13 04:00:47.691 INFO kablam!   |
Oct 13 04:00:47.691 INFO kablam! 6 | use std::sync::{Arc, Mutex, Barrier};
Oct 13 04:00:47.691 INFO kablam!   |                             ^^^^^^^
Oct 13 04:00:47.691 INFO kablam!   |
Oct 13 04:00:47.691 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:00:47.691 INFO kablam! 
Oct 13 04:00:47.691 INFO kablam! warning: unused import: `std::f64::*`
Oct 13 04:00:47.691 INFO kablam!  --> src/main.rs:9:5
Oct 13 04:00:47.691 INFO kablam!   |
Oct 13 04:00:47.691 INFO kablam! 9 | use std::f64::*;
Oct 13 04:00:47.691 INFO kablam!   |     ^^^^^^^^^^^
Oct 13 04:00:47.691 INFO kablam! 
Oct 13 04:00:47.698 INFO kablam! warning: unused import: `characteristics::*`
Oct 13 04:00:47.698 INFO kablam!  --> src/scene.rs:6:5
Oct 13 04:00:47.698 INFO kablam!   |
Oct 13 04:00:47.698 INFO kablam! 6 | use characteristics::*;
Oct 13 04:00:47.699 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.699 INFO kablam! 
Oct 13 04:00:47.699 INFO kablam! warning: unused import: `distance_field::*`
Oct 13 04:00:47.699 INFO kablam!  --> src/atmosphere.rs:2:5
Oct 13 04:00:47.700 INFO kablam!   |
Oct 13 04:00:47.700 INFO kablam! 2 | use distance_field::*;
Oct 13 04:00:47.700 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.700 INFO kablam! 
Oct 13 04:00:47.700 INFO kablam! warning: unused import: `scene::*`
Oct 13 04:00:47.700 INFO kablam!  --> src/atmosphere.rs:3:5
Oct 13 04:00:47.700 INFO kablam!   |
Oct 13 04:00:47.701 INFO kablam! 3 | use scene::*;
Oct 13 04:00:47.701 INFO kablam!   |     ^^^^^^^^
Oct 13 04:00:47.701 INFO kablam! 
Oct 13 04:00:47.702 INFO kablam! warning: unused import: `atmosphere::*`
Oct 13 04:00:47.702 INFO kablam!  --> src/scene_renderer.rs:7:5
Oct 13 04:00:47.702 INFO kablam!   |
Oct 13 04:00:47.702 INFO kablam! 7 | use atmosphere::*;
Oct 13 04:00:47.702 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 04:00:47.702 INFO kablam! 
Oct 13 04:00:47.887 INFO kablam! warning: unused variable: `i`
Oct 13 04:00:47.887 INFO kablam!   --> src/scene_renderer.rs:68:21
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam! 68 |                 for i in 0..iterations {
Oct 13 04:00:47.887 INFO kablam!    |                     ^ help: consider using `_i` instead
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:00:47.887 INFO kablam! 
Oct 13 04:00:47.887 INFO kablam! warning: unused variable: `intersect`
Oct 13 04:00:47.887 INFO kablam!   --> src/scene_renderer.rs:82:30
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam! 82 |                         Some(intersect) => continue,
Oct 13 04:00:47.887 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_intersect` instead
Oct 13 04:00:47.887 INFO kablam! 
Oct 13 04:00:47.887 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:47.887 INFO kablam!   --> src/distance_field.rs:48:31
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam! 48 |     fn characteristics(&self, pos: Vector) -> Characteristics {
Oct 13 04:00:47.887 INFO kablam!    |                               ^^^ help: consider using `_pos` instead
Oct 13 04:00:47.887 INFO kablam! 
Oct 13 04:00:47.887 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:47.887 INFO kablam!   --> src/distance_field.rs:85:22
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam! 85 |     fn normal(&self, pos: Vector) -> Vector {
Oct 13 04:00:47.887 INFO kablam!    |                      ^^^ help: consider using `_pos` instead
Oct 13 04:00:47.887 INFO kablam! 
Oct 13 04:00:47.887 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:47.887 INFO kablam!   --> src/distance_field.rs:89:31
Oct 13 04:00:47.887 INFO kablam!    |
Oct 13 04:00:47.887 INFO kablam! 89 |     fn characteristics(&self, pos: Vector) -> Characteristics {
Oct 13 04:00:47.887 INFO kablam!    |                               ^^^ help: consider using `_pos` instead
Oct 13 04:00:47.887 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: struct is never constructed: `Sphere`
Oct 13 04:00:47.925 INFO kablam!   --> src/distance_field.rs:14:1
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 14 | pub struct Sphere {
Oct 13 04:00:47.925 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `new`
Oct 13 04:00:47.925 INFO kablam!   --> src/distance_field.rs:21:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 21 |     pub fn new(pos: Vector, r: f64, chars: Characteristics) -> Scene<Sphere> {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: struct is never constructed: `Plane`
Oct 13 04:00:47.925 INFO kablam!   --> src/distance_field.rs:53:1
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 53 | pub struct Plane {
Oct 13 04:00:47.925 INFO kablam!    | ^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `new`
Oct 13 04:00:47.925 INFO kablam!   --> src/distance_field.rs:60:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 60 |     pub fn new(normal: Vector, point: Vector, chars: Characteristics) -> Scene<Plane> {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: constant item is never used: `MINIMUM_THRESHOLD`
Oct 13 04:00:47.925 INFO kablam!   --> src/scene.rs:12:1
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 12 | const MINIMUM_THRESHOLD: f64 = 0.001;
Oct 13 04:00:47.925 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `trace`
Oct 13 04:00:47.925 INFO kablam!   --> src/scene.rs:14:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 14 |     pub fn trace(&self, position: Vector, direction: Vector, sun_dir: Vector) -> Vector {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `default`
Oct 13 04:00:47.925 INFO kablam!   --> src/characteristics.rs:12:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 12 |     pub fn default() -> Characteristics {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `mirror`
Oct 13 04:00:47.925 INFO kablam!   --> src/characteristics.rs:21:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 21 |     pub fn mirror(color: Vector) -> Characteristics {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: method is never used: `matte`
Oct 13 04:00:47.925 INFO kablam!   --> src/characteristics.rs:30:5
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 30 |     pub fn matte(color: Vector) -> Characteristics {
Oct 13 04:00:47.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: constant item is never used: `UP`
Oct 13 04:00:47.925 INFO kablam!   --> src/scene_renderer.rs:10:1
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 10 | / const UP: Vector = Vector {
Oct 13 04:00:47.925 INFO kablam! 11 | |     x: 0.0,
Oct 13 04:00:47.925 INFO kablam! 12 | |     y: 1.0,
Oct 13 04:00:47.925 INFO kablam! 13 | |     z: 0.0
Oct 13 04:00:47.925 INFO kablam! 14 | | };
Oct 13 04:00:47.925 INFO kablam!    | |__^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: function is never used: `scene_renderer`
Oct 13 04:00:47.925 INFO kablam!   --> src/scene_renderer.rs:16:1
Oct 13 04:00:47.925 INFO kablam!    |
Oct 13 04:00:47.925 INFO kablam! 16 | pub fn scene_renderer(colors_mutex: Arc<Mutex<Vec<Vector>>>, width: usize, height: usize, threads: usize) {
Oct 13 04:00:47.925 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:47.925 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:00:47.925 INFO kablam!  --> src/main.rs:1:12
Oct 13 04:00:47.925 INFO kablam!   |
Oct 13 04:00:47.925 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:00:47.925 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:00:47.925 INFO kablam!   |
Oct 13 04:00:47.925 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:00:47.925 INFO kablam! 
Oct 13 04:00:48.080 INFO kablam! warning: unused import: `Barrier`
Oct 13 04:00:48.080 INFO kablam!  --> src/main.rs:6:29
Oct 13 04:00:48.080 INFO kablam!   |
Oct 13 04:00:48.080 INFO kablam! 6 | use std::sync::{Arc, Mutex, Barrier};
Oct 13 04:00:48.080 INFO kablam!   |                             ^^^^^^^
Oct 13 04:00:48.080 INFO kablam!   |
Oct 13 04:00:48.080 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 04:00:48.080 INFO kablam! 
Oct 13 04:00:48.080 INFO kablam! warning: unused import: `std::f64::*`
Oct 13 04:00:48.080 INFO kablam!  --> src/main.rs:9:5
Oct 13 04:00:48.080 INFO kablam!   |
Oct 13 04:00:48.080 INFO kablam! 9 | use std::f64::*;
Oct 13 04:00:48.080 INFO kablam!   |     ^^^^^^^^^^^
Oct 13 04:00:48.080 INFO kablam! 
Oct 13 04:00:48.080 INFO kablam! warning: unused import: `characteristics::*`
Oct 13 04:00:48.081 INFO kablam!  --> src/scene.rs:6:5
Oct 13 04:00:48.081 INFO kablam!   |
Oct 13 04:00:48.081 INFO kablam! 6 | use characteristics::*;
Oct 13 04:00:48.081 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.081 INFO kablam! 
Oct 13 04:00:48.081 INFO kablam! warning: unused import: `distance_field::*`
Oct 13 04:00:48.081 INFO kablam!  --> src/atmosphere.rs:2:5
Oct 13 04:00:48.081 INFO kablam!   |
Oct 13 04:00:48.081 INFO kablam! 2 | use distance_field::*;
Oct 13 04:00:48.081 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.081 INFO kablam! 
Oct 13 04:00:48.081 INFO kablam! warning: unused import: `scene::*`
Oct 13 04:00:48.081 INFO kablam!  --> src/atmosphere.rs:3:5
Oct 13 04:00:48.081 INFO kablam!   |
Oct 13 04:00:48.081 INFO kablam! 3 | use scene::*;
Oct 13 04:00:48.081 INFO kablam!   |     ^^^^^^^^
Oct 13 04:00:48.081 INFO kablam! 
Oct 13 04:00:48.081 INFO kablam! warning: unused import: `atmosphere::*`
Oct 13 04:00:48.081 INFO kablam!  --> src/scene_renderer.rs:7:5
Oct 13 04:00:48.081 INFO kablam!   |
Oct 13 04:00:48.081 INFO kablam! 7 | use atmosphere::*;
Oct 13 04:00:48.081 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 04:00:48.081 INFO kablam! 
Oct 13 04:00:48.299 INFO kablam! warning: unused variable: `i`
Oct 13 04:00:48.299 INFO kablam!   --> src/scene_renderer.rs:68:21
Oct 13 04:00:48.299 INFO kablam!    |
Oct 13 04:00:48.299 INFO kablam! 68 |                 for i in 0..iterations {
Oct 13 04:00:48.299 INFO kablam!    |                     ^ help: consider using `_i` instead
Oct 13 04:00:48.299 INFO kablam!    |
Oct 13 04:00:48.299 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 04:00:48.299 INFO kablam! 
Oct 13 04:00:48.300 INFO kablam! warning: unused variable: `intersect`
Oct 13 04:00:48.300 INFO kablam!   --> src/scene_renderer.rs:82:30
Oct 13 04:00:48.300 INFO kablam!    |
Oct 13 04:00:48.300 INFO kablam! 82 |                         Some(intersect) => continue,
Oct 13 04:00:48.300 INFO kablam!    |                              ^^^^^^^^^ help: consider using `_intersect` instead
Oct 13 04:00:48.300 INFO kablam! 
Oct 13 04:00:48.300 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:48.300 INFO kablam!   --> src/distance_field.rs:48:31
Oct 13 04:00:48.300 INFO kablam!    |
Oct 13 04:00:48.300 INFO kablam! 48 |     fn characteristics(&self, pos: Vector) -> Characteristics {
Oct 13 04:00:48.300 INFO kablam!    |                               ^^^ help: consider using `_pos` instead
Oct 13 04:00:48.300 INFO kablam! 
Oct 13 04:00:48.300 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:48.300 INFO kablam!   --> src/distance_field.rs:85:22
Oct 13 04:00:48.300 INFO kablam!    |
Oct 13 04:00:48.300 INFO kablam! 85 |     fn normal(&self, pos: Vector) -> Vector {
Oct 13 04:00:48.300 INFO kablam!    |                      ^^^ help: consider using `_pos` instead
Oct 13 04:00:48.300 INFO kablam! 
Oct 13 04:00:48.300 INFO kablam! warning: unused variable: `pos`
Oct 13 04:00:48.300 INFO kablam!   --> src/distance_field.rs:89:31
Oct 13 04:00:48.300 INFO kablam!    |
Oct 13 04:00:48.300 INFO kablam! 89 |     fn characteristics(&self, pos: Vector) -> Characteristics {
Oct 13 04:00:48.300 INFO kablam!    |                               ^^^ help: consider using `_pos` instead
Oct 13 04:00:48.300 INFO kablam! 
Oct 13 04:00:48.353 INFO kablam! warning: struct is never constructed: `Sphere`
Oct 13 04:00:48.353 INFO kablam!   --> src/distance_field.rs:14:1
Oct 13 04:00:48.354 INFO kablam!    |
Oct 13 04:00:48.354 INFO kablam! 14 | pub struct Sphere {
Oct 13 04:00:48.355 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.355 INFO kablam!    |
Oct 13 04:00:48.356 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 04:00:48.356 INFO kablam! 
Oct 13 04:00:48.357 INFO kablam! warning: method is never used: `new`
Oct 13 04:00:48.357 INFO kablam!   --> src/distance_field.rs:21:5
Oct 13 04:00:48.358 INFO kablam!    |
Oct 13 04:00:48.359 INFO kablam! 21 |     pub fn new(pos: Vector, r: f64, chars: Characteristics) -> Scene<Sphere> {
Oct 13 04:00:48.359 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.360 INFO kablam! 
Oct 13 04:00:48.360 INFO kablam! warning: struct is never constructed: `Plane`
Oct 13 04:00:48.361 INFO kablam!   --> src/distance_field.rs:53:1
Oct 13 04:00:48.361 INFO kablam!    |
Oct 13 04:00:48.361 INFO kablam! 53 | pub struct Plane {
Oct 13 04:00:48.362 INFO kablam!    | ^^^^^^^^^^^^^^^^
Oct 13 04:00:48.362 INFO kablam! 
Oct 13 04:00:48.362 INFO kablam! warning: method is never used: `new`
Oct 13 04:00:48.362 INFO kablam!   --> src/distance_field.rs:60:5
Oct 13 04:00:48.362 INFO kablam!    |
Oct 13 04:00:48.363 INFO kablam! 60 |     pub fn new(normal: Vector, point: Vector, chars: Characteristics) -> Scene<Plane> {
Oct 13 04:00:48.363 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.363 INFO kablam! 
Oct 13 04:00:48.363 INFO kablam! warning: constant item is never used: `MINIMUM_THRESHOLD`
Oct 13 04:00:48.363 INFO kablam!   --> src/scene.rs:12:1
Oct 13 04:00:48.364 INFO kablam!    |
Oct 13 04:00:48.364 INFO kablam! 12 | const MINIMUM_THRESHOLD: f64 = 0.001;
Oct 13 04:00:48.364 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.364 INFO kablam! 
Oct 13 04:00:48.364 INFO kablam! warning: method is never used: `trace`
Oct 13 04:00:48.365 INFO kablam!   --> src/scene.rs:14:5
Oct 13 04:00:48.365 INFO kablam!    |
Oct 13 04:00:48.365 INFO kablam! 14 |     pub fn trace(&self, position: Vector, direction: Vector, sun_dir: Vector) -> Vector {
Oct 13 04:00:48.365 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.365 INFO kablam! 
Oct 13 04:00:48.365 INFO kablam! warning: method is never used: `default`
Oct 13 04:00:48.366 INFO kablam!   --> src/characteristics.rs:12:5
Oct 13 04:00:48.366 INFO kablam!    |
Oct 13 04:00:48.366 INFO kablam! 12 |     pub fn default() -> Characteristics {
Oct 13 04:00:48.366 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.366 INFO kablam! 
Oct 13 04:00:48.367 INFO kablam! warning: method is never used: `mirror`
Oct 13 04:00:48.367 INFO kablam!   --> src/characteristics.rs:21:5
Oct 13 04:00:48.367 INFO kablam!    |
Oct 13 04:00:48.367 INFO kablam! 21 |     pub fn mirror(color: Vector) -> Characteristics {
Oct 13 04:00:48.367 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.367 INFO kablam! 
Oct 13 04:00:48.368 INFO kablam! warning: method is never used: `matte`
Oct 13 04:00:48.368 INFO kablam!   --> src/characteristics.rs:30:5
Oct 13 04:00:48.368 INFO kablam!    |
Oct 13 04:00:48.368 INFO kablam! 30 |     pub fn matte(color: Vector) -> Characteristics {
Oct 13 04:00:48.368 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.368 INFO kablam! 
Oct 13 04:00:48.369 INFO kablam! warning: constant item is never used: `UP`
Oct 13 04:00:48.369 INFO kablam!   --> src/scene_renderer.rs:10:1
Oct 13 04:00:48.369 INFO kablam!    |
Oct 13 04:00:48.369 INFO kablam! 10 | / const UP: Vector = Vector {
Oct 13 04:00:48.369 INFO kablam! 11 | |     x: 0.0,
Oct 13 04:00:48.369 INFO kablam! 12 | |     y: 1.0,
Oct 13 04:00:48.369 INFO kablam! 13 | |     z: 0.0
Oct 13 04:00:48.370 INFO kablam! 14 | | };
Oct 13 04:00:48.370 INFO kablam!    | |__^
Oct 13 04:00:48.370 INFO kablam! 
Oct 13 04:00:48.370 INFO kablam! warning: function is never used: `scene_renderer`
Oct 13 04:00:48.370 INFO kablam!   --> src/scene_renderer.rs:16:1
Oct 13 04:00:48.370 INFO kablam!    |
Oct 13 04:00:48.371 INFO kablam! 16 | pub fn scene_renderer(colors_mutex: Arc<Mutex<Vec<Vector>>>, width: usize, height: usize, threads: usize) {
Oct 13 04:00:48.371 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:00:48.371 INFO kablam! 
Oct 13 04:00:48.371 INFO kablam! warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Oct 13 04:00:48.371 INFO kablam!  --> src/main.rs:1:12
Oct 13 04:00:48.371 INFO kablam!   |
Oct 13 04:00:48.372 INFO kablam! 1 | #![feature(iterator_step_by)]
Oct 13 04:00:48.372 INFO kablam!   |            ^^^^^^^^^^^^^^^^
Oct 13 04:00:48.372 INFO kablam!   |
Oct 13 04:00:48.372 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 13 04:00:48.372 INFO kablam! 
Oct 13 04:00:48.421 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.84s
Oct 13 04:00:48.426 INFO kablam! su: No module specific data is present
Oct 13 04:00:49.528 INFO running `"docker" "rm" "-f" "fa347fb8b079ad6dc23db879e52a9853c4cdf6dbf7d1ecb64a8c7fbb5f7d2efa"`
Oct 13 04:00:49.716 INFO blam! fa347fb8b079ad6dc23db879e52a9853c4cdf6dbf7d1ecb64a8c7fbb5f7d2efa