Dec 18 08:03:33.288 INFO checking DaanMiddelkoop/RealisticCircles against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:03:33.288 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/DaanMiddelkoop/RealisticCircles:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:03:33.478 INFO [stdout] c0ef2c21187e1711fe35b9e0c6943bb99b6b022aa713b332785eb7e5eeac8808
Dec 18 08:03:33.480 INFO running `"docker" "start" "-a" "c0ef2c21187e1711fe35b9e0c6943bb99b6b022aa713b332785eb7e5eeac8808"`
Dec 18 08:03:34.111 INFO [stderr]     Checking bmp v0.4.0
Dec 18 08:03:34.112 INFO [stderr]     Checking crossbeam-channel v0.2.4
Dec 18 08:03:35.122 INFO [stderr]     Checking threads_pool v0.1.7
Dec 18 08:03:35.648 INFO [stderr]     Checking RealisticCircles v0.1.0 (/opt/crater/workdir)
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]   --> src/vector.rs:34:12
Dec 18 08:03:36.292 INFO [stderr]    |
Dec 18 08:03:36.292 INFO [stderr] 34 |         if (self.length < 0.0) {
Dec 18 08:03:36.292 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr]    |
Dec 18 08:03:36.292 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:107:8
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 107 |     if (result.hit) {
Dec 18 08:03:36.292 INFO [stderr]     |        ^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:130:12
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 130 |         if (result.hit && result.distance < closest_dist) {
Dec 18 08:03:36.292 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:148:8
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 148 |     if (b >= sphere.radius || angle > f32::consts::PI / 2.0) {
Dec 18 08:03:36.292 INFO [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:170:8
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 170 |     if (bounces > 0) {
Dec 18 08:03:36.292 INFO [stderr]     |        ^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:188:12
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 188 |         if (new_result.hit && new_result.distance < new_direction.length()&& new_result.distance > 0.01) {
Dec 18 08:03:36.292 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:215:12
Dec 18 08:03:36.292 INFO [stderr]     |
Dec 18 08:03:36.292 INFO [stderr] 215 |         if (new_result.hit) {
Dec 18 08:03:36.292 INFO [stderr]     |            ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.292 INFO [stderr] 
Dec 18 08:03:36.292 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 18 08:03:36.292 INFO [stderr]    --> src/main.rs:243:11
Dec 18 08:03:36.293 INFO [stderr]     |
Dec 18 08:03:36.293 INFO [stderr] 243 |     while ((random.x * random.x) + (random.y * random.y) + (random.z * random.z) > 1.0) {
Dec 18 08:03:36.293 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.293 INFO [stderr] 
Dec 18 08:03:36.468 INFO [stderr] warning: unused variable: `width`
Dec 18 08:03:36.468 INFO [stderr]   --> src/main.rs:34:9
Dec 18 08:03:36.468 INFO [stderr]    |
Dec 18 08:03:36.468 INFO [stderr] 34 |     let width = bitmap.get_width();
Dec 18 08:03:36.468 INFO [stderr]    |         ^^^^^ help: consider using `_width` instead
Dec 18 08:03:36.468 INFO [stderr]    |
Dec 18 08:03:36.468 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:03:36.468 INFO [stderr] 
Dec 18 08:03:36.468 INFO [stderr] warning: unused variable: `worker_id`
Dec 18 08:03:36.468 INFO [stderr]   --> src/main.rs:39:13
Dec 18 08:03:36.468 INFO [stderr]    |
Dec 18 08:03:36.468 INFO [stderr] 39 |     let mut worker_id = pool.get_first_worker_id().unwrap() as u32;
Dec 18 08:03:36.468 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_worker_id` instead
Dec 18 08:03:36.468 INFO [stderr] 
Dec 18 08:03:36.468 INFO [stderr] warning: unused variable: `poollock`
Dec 18 08:03:36.468 INFO [stderr]   --> src/main.rs:48:17
Dec 18 08:03:36.468 INFO [stderr]    |
Dec 18 08:03:36.468 INFO [stderr] 48 |             let poollock = c.clone();
Dec 18 08:03:36.468 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_poollock` instead
Dec 18 08:03:36.468 INFO [stderr] 
Dec 18 08:03:36.468 INFO [stderr] warning: unused variable: `total_color`
Dec 18 08:03:36.468 INFO [stderr]    --> src/main.rs:178:13
Dec 18 08:03:36.468 INFO [stderr]     |
Dec 18 08:03:36.468 INFO [stderr] 178 |     let mut total_color = Vector::new(1.0, 1.0, 1.0);
Dec 18 08:03:36.468 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_total_color` instead
Dec 18 08:03:36.468 INFO [stderr] 
Dec 18 08:03:36.468 INFO [stderr] warning: unused variable: `hit_something`
Dec 18 08:03:36.468 INFO [stderr]    --> src/main.rs:180:13
Dec 18 08:03:36.468 INFO [stderr]     |
Dec 18 08:03:36.468 INFO [stderr] 180 |     let mut hit_something = false;
Dec 18 08:03:36.468 INFO [stderr]     |             ^^^^^^^^^^^^^ help: consider using `_hit_something` instead
Dec 18 08:03:36.468 INFO [stderr] 
Dec 18 08:03:36.483 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.483 INFO [stderr]   --> src/main.rs:24:9
Dec 18 08:03:36.483 INFO [stderr]    |
Dec 18 08:03:36.483 INFO [stderr] 24 |     let mut bitmap = bmp::open("2000x2000.bmp").unwrap();
Dec 18 08:03:36.483 INFO [stderr]    |         ----^^^^^^
Dec 18 08:03:36.483 INFO [stderr]    |         |
Dec 18 08:03:36.483 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:36.483 INFO [stderr]    |
Dec 18 08:03:36.483 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:03:36.483 INFO [stderr] 
Dec 18 08:03:36.483 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.483 INFO [stderr]   --> src/main.rs:39:9
Dec 18 08:03:36.483 INFO [stderr]    |
Dec 18 08:03:36.483 INFO [stderr] 39 |     let mut worker_id = pool.get_first_worker_id().unwrap() as u32;
Dec 18 08:03:36.487 INFO [stderr]    |         ----^^^^^^^^^
Dec 18 08:03:36.487 INFO [stderr]    |         |
Dec 18 08:03:36.487 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:36.487 INFO [stderr] 
Dec 18 08:03:36.487 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.487 INFO [stderr]    --> src/main.rs:106:9
Dec 18 08:03:36.487 INFO [stderr]     |
Dec 18 08:03:36.487 INFO [stderr] 106 |     let mut result = trace_ray(position, trace_direction, world, 2);
Dec 18 08:03:36.487 INFO [stderr]     |         ----^^^^^^
Dec 18 08:03:36.487 INFO [stderr]     |         |
Dec 18 08:03:36.487 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.492 INFO [stderr] 
Dec 18 08:03:36.504 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.504 INFO [stderr]    --> src/main.rs:178:9
Dec 18 08:03:36.504 INFO [stderr]     |
Dec 18 08:03:36.504 INFO [stderr] 178 |     let mut total_color = Vector::new(1.0, 1.0, 1.0);
Dec 18 08:03:36.504 INFO [stderr]     |         ----^^^^^^^^^^^
Dec 18 08:03:36.504 INFO [stderr]     |         |
Dec 18 08:03:36.504 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.504 INFO [stderr] 
Dec 18 08:03:36.504 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.504 INFO [stderr]    --> src/main.rs:180:9
Dec 18 08:03:36.504 INFO [stderr]     |
Dec 18 08:03:36.504 INFO [stderr] 180 |     let mut hit_something = false;
Dec 18 08:03:36.504 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 18 08:03:36.504 INFO [stderr]     |         |
Dec 18 08:03:36.504 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.504 INFO [stderr] 
Dec 18 08:03:36.504 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.504 INFO [stderr]    --> src/main.rs:268:9
Dec 18 08:03:36.504 INFO [stderr]     |
Dec 18 08:03:36.504 INFO [stderr] 268 |     let mut result = direction.add(&term);
Dec 18 08:03:36.504 INFO [stderr]     |         ----^^^^^^
Dec 18 08:03:36.504 INFO [stderr]     |         |
Dec 18 08:03:36.504 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.504 INFO [stderr] 
Dec 18 08:03:36.504 INFO [stderr] warning: crate `RealisticCircles` should have a snake case name such as `realistic_circles`
Dec 18 08:03:36.504 INFO [stderr]   |
Dec 18 08:03:36.504 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 08:03:36.504 INFO [stderr] 
Dec 18 08:03:36.504 INFO [stderr] warning: method `crossProduct` should have a snake case name such as `cross_product`
Dec 18 08:03:36.504 INFO [stderr]   --> src/vector.rs:23:5
Dec 18 08:03:36.504 INFO [stderr]    |
Dec 18 08:03:36.504 INFO [stderr] 23 | /     pub fn crossProduct(&self, other: &Vector) -> Vector {
Dec 18 08:03:36.504 INFO [stderr] 24 | |         Vector {
Dec 18 08:03:36.504 INFO [stderr] 25 | |             x: (self.y * other.z) - (other.y * self.z),
Dec 18 08:03:36.504 INFO [stderr] 26 | |             y: (self.z * other.x) - (other.z * self.x),
Dec 18 08:03:36.504 INFO [stderr] ...  |
Dec 18 08:03:36.504 INFO [stderr] 30 | |         }
Dec 18 08:03:36.504 INFO [stderr] 31 | |     }
Dec 18 08:03:36.504 INFO [stderr]    | |_____^
Dec 18 08:03:36.504 INFO [stderr] 
Dec 18 08:03:36.520 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.520 INFO [stderr]   --> src/vector.rs:34:12
Dec 18 08:03:36.520 INFO [stderr]    |
Dec 18 08:03:36.520 INFO [stderr] 34 |         if (self.length < 0.0) {
Dec 18 08:03:36.520 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.520 INFO [stderr]    |
Dec 18 08:03:36.520 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 08:03:36.520 INFO [stderr] 
Dec 18 08:03:36.520 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.520 INFO [stderr]    --> src/main.rs:107:8
Dec 18 08:03:36.520 INFO [stderr]     |
Dec 18 08:03:36.520 INFO [stderr] 107 |     if (result.hit) {
Dec 18 08:03:36.521 INFO [stderr]     |        ^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:130:12
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 130 |         if (result.hit && result.distance < closest_dist) {
Dec 18 08:03:36.521 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:148:8
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 148 |     if (b >= sphere.radius || angle > f32::consts::PI / 2.0) {
Dec 18 08:03:36.521 INFO [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:170:8
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 170 |     if (bounces > 0) {
Dec 18 08:03:36.521 INFO [stderr]     |        ^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:188:12
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 188 |         if (new_result.hit && new_result.distance < new_direction.length()&& new_result.distance > 0.01) {
Dec 18 08:03:36.521 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:215:12
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 215 |         if (new_result.hit) {
Dec 18 08:03:36.521 INFO [stderr]     |            ^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.521 INFO [stderr] warning: unnecessary parentheses around `while` condition
Dec 18 08:03:36.521 INFO [stderr]    --> src/main.rs:243:11
Dec 18 08:03:36.521 INFO [stderr]     |
Dec 18 08:03:36.521 INFO [stderr] 243 |     while ((random.x * random.x) + (random.y * random.y) + (random.z * random.z) > 1.0) {
Dec 18 08:03:36.521 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 08:03:36.521 INFO [stderr] 
Dec 18 08:03:36.664 INFO [stderr] warning: unused variable: `width`
Dec 18 08:03:36.664 INFO [stderr]   --> src/main.rs:34:9
Dec 18 08:03:36.664 INFO [stderr]    |
Dec 18 08:03:36.664 INFO [stderr] 34 |     let width = bitmap.get_width();
Dec 18 08:03:36.664 INFO [stderr]    |         ^^^^^ help: consider using `_width` instead
Dec 18 08:03:36.664 INFO [stderr]    |
Dec 18 08:03:36.664 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 08:03:36.668 INFO [stderr] 
Dec 18 08:03:36.668 INFO [stderr] warning: unused variable: `worker_id`
Dec 18 08:03:36.668 INFO [stderr]   --> src/main.rs:39:13
Dec 18 08:03:36.668 INFO [stderr]    |
Dec 18 08:03:36.668 INFO [stderr] 39 |     let mut worker_id = pool.get_first_worker_id().unwrap() as u32;
Dec 18 08:03:36.668 INFO [stderr]    |             ^^^^^^^^^ help: consider using `_worker_id` instead
Dec 18 08:03:36.668 INFO [stderr] 
Dec 18 08:03:36.668 INFO [stderr] warning: unused variable: `poollock`
Dec 18 08:03:36.668 INFO [stderr]   --> src/main.rs:48:17
Dec 18 08:03:36.668 INFO [stderr]    |
Dec 18 08:03:36.668 INFO [stderr] 48 |             let poollock = c.clone();
Dec 18 08:03:36.668 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_poollock` instead
Dec 18 08:03:36.668 INFO [stderr] 
Dec 18 08:03:36.668 INFO [stderr] warning: unused variable: `total_color`
Dec 18 08:03:36.668 INFO [stderr]    --> src/main.rs:178:13
Dec 18 08:03:36.668 INFO [stderr]     |
Dec 18 08:03:36.668 INFO [stderr] 178 |     let mut total_color = Vector::new(1.0, 1.0, 1.0);
Dec 18 08:03:36.668 INFO [stderr]     |             ^^^^^^^^^^^ help: consider using `_total_color` instead
Dec 18 08:03:36.668 INFO [stderr] 
Dec 18 08:03:36.668 INFO [stderr] warning: unused variable: `hit_something`
Dec 18 08:03:36.668 INFO [stderr]    --> src/main.rs:180:13
Dec 18 08:03:36.668 INFO [stderr]     |
Dec 18 08:03:36.668 INFO [stderr] 180 |     let mut hit_something = false;
Dec 18 08:03:36.668 INFO [stderr]     |             ^^^^^^^^^^^^^ help: consider using `_hit_something` instead
Dec 18 08:03:36.668 INFO [stderr] 
Dec 18 08:03:36.679 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.679 INFO [stderr]   --> src/main.rs:24:9
Dec 18 08:03:36.679 INFO [stderr]    |
Dec 18 08:03:36.679 INFO [stderr] 24 |     let mut bitmap = bmp::open("2000x2000.bmp").unwrap();
Dec 18 08:03:36.679 INFO [stderr]    |         ----^^^^^^
Dec 18 08:03:36.679 INFO [stderr]    |         |
Dec 18 08:03:36.679 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:36.679 INFO [stderr]    |
Dec 18 08:03:36.679 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 08:03:36.679 INFO [stderr] 
Dec 18 08:03:36.679 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.679 INFO [stderr]   --> src/main.rs:39:9
Dec 18 08:03:36.679 INFO [stderr]    |
Dec 18 08:03:36.679 INFO [stderr] 39 |     let mut worker_id = pool.get_first_worker_id().unwrap() as u32;
Dec 18 08:03:36.679 INFO [stderr]    |         ----^^^^^^^^^
Dec 18 08:03:36.679 INFO [stderr]    |         |
Dec 18 08:03:36.679 INFO [stderr]    |         help: remove this `mut`
Dec 18 08:03:36.679 INFO [stderr] 
Dec 18 08:03:36.684 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.684 INFO [stderr]    --> src/main.rs:106:9
Dec 18 08:03:36.684 INFO [stderr]     |
Dec 18 08:03:36.684 INFO [stderr] 106 |     let mut result = trace_ray(position, trace_direction, world, 2);
Dec 18 08:03:36.684 INFO [stderr]     |         ----^^^^^^
Dec 18 08:03:36.684 INFO [stderr]     |         |
Dec 18 08:03:36.684 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.684 INFO [stderr] 
Dec 18 08:03:36.685 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.685 INFO [stderr]    --> src/main.rs:178:9
Dec 18 08:03:36.685 INFO [stderr]     |
Dec 18 08:03:36.685 INFO [stderr] 178 |     let mut total_color = Vector::new(1.0, 1.0, 1.0);
Dec 18 08:03:36.685 INFO [stderr]     |         ----^^^^^^^^^^^
Dec 18 08:03:36.685 INFO [stderr]     |         |
Dec 18 08:03:36.690 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.690 INFO [stderr] 
Dec 18 08:03:36.690 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.690 INFO [stderr]    --> src/main.rs:180:9
Dec 18 08:03:36.690 INFO [stderr]     |
Dec 18 08:03:36.690 INFO [stderr] 180 |     let mut hit_something = false;
Dec 18 08:03:36.690 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 18 08:03:36.690 INFO [stderr]     |         |
Dec 18 08:03:36.690 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.690 INFO [stderr] 
Dec 18 08:03:36.690 INFO [stderr] warning: variable does not need to be mutable
Dec 18 08:03:36.690 INFO [stderr]    --> src/main.rs:268:9
Dec 18 08:03:36.690 INFO [stderr]     |
Dec 18 08:03:36.690 INFO [stderr] 268 |     let mut result = direction.add(&term);
Dec 18 08:03:36.690 INFO [stderr]     |         ----^^^^^^
Dec 18 08:03:36.690 INFO [stderr]     |         |
Dec 18 08:03:36.690 INFO [stderr]     |         help: remove this `mut`
Dec 18 08:03:36.690 INFO [stderr] 
Dec 18 08:03:36.696 INFO [stderr] warning: crate `RealisticCircles` should have a snake case name such as `realistic_circles`
Dec 18 08:03:36.696 INFO [stderr]   |
Dec 18 08:03:36.696 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 08:03:36.696 INFO [stderr] 
Dec 18 08:03:36.696 INFO [stderr] warning: method `crossProduct` should have a snake case name such as `cross_product`
Dec 18 08:03:36.696 INFO [stderr]   --> src/vector.rs:23:5
Dec 18 08:03:36.696 INFO [stderr]    |
Dec 18 08:03:36.696 INFO [stderr] 23 | /     pub fn crossProduct(&self, other: &Vector) -> Vector {
Dec 18 08:03:36.696 INFO [stderr] 24 | |         Vector {
Dec 18 08:03:36.696 INFO [stderr] 25 | |             x: (self.y * other.z) - (other.y * self.z),
Dec 18 08:03:36.696 INFO [stderr] 26 | |             y: (self.z * other.x) - (other.z * self.x),
Dec 18 08:03:36.696 INFO [stderr] ...  |
Dec 18 08:03:36.696 INFO [stderr] 30 | |         }
Dec 18 08:03:36.696 INFO [stderr] 31 | |     }
Dec 18 08:03:36.696 INFO [stderr]    | |_____^
Dec 18 08:03:36.696 INFO [stderr] 
Dec 18 08:03:36.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
Dec 18 08:03:37.687 INFO running `"docker" "inspect" "c0ef2c21187e1711fe35b9e0c6943bb99b6b022aa713b332785eb7e5eeac8808"`
Dec 18 08:03:37.944 INFO running `"docker" "rm" "-f" "c0ef2c21187e1711fe35b9e0c6943bb99b6b022aa713b332785eb7e5eeac8808"`
Dec 18 08:03:38.300 INFO [stdout] c0ef2c21187e1711fe35b9e0c6943bb99b6b022aa713b332785eb7e5eeac8808