[INFO] updating cached repository SkyZH/raytracer.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SkyZH/raytracer.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SkyZH/raytracer.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SkyZH/raytracer.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SkyZH/raytracer.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SkyZH/raytracer.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] acf9fceda577ef80a504f0c9f37100cbbb5c2026
[INFO] sha for GitHub repo SkyZH/raytracer.rs: acf9fceda577ef80a504f0c9f37100cbbb5c2026
[INFO] validating manifest of SkyZH/raytracer.rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SkyZH/raytracer.rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SkyZH/raytracer.rs
[INFO] finished frobbing SkyZH/raytracer.rs
[INFO] frobbed toml for SkyZH/raytracer.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs/Cargo.toml
[INFO] started frobbing SkyZH/raytracer.rs
[INFO] finished frobbing SkyZH/raytracer.rs
[INFO] frobbed toml for SkyZH/raytracer.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SkyZH/raytracer.rs/Cargo.toml
[INFO] crate SkyZH/raytracer.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing SkyZH/raytracer.rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a77cd51b5974eeb42f03113cbe11b0a202cc573055e5e26f8a59edb21712adb3
[INFO] running `"docker" "start" "-a" "a77cd51b5974eeb42f03113cbe11b0a202cc573055e5e26f8a59edb21712adb3"`
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling serde_json v1.0.35
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling criterion-stats v0.2.5
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling simplelog v0.5.3
[INFO] [stderr]    Compiling pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling handlebars v0.32.4
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling criterion-plot v0.2.7
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling criterion v0.2.5
[INFO] [stderr]    Compiling raytracer v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vec3`
[INFO] [stderr]  --> src/tracer/transforms/flip_normals.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tracer::{HitRecord, Hitable, Ray, Vec3, AABB};
[INFO] [stderr]   |                                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/tracer/transforms/rotate.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     hitable: Box<Hitable>,
[INFO] [stderr]   |                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer/transforms/rotate.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(hitable: Box<Hitable>, angle: f32) -> Box<Self> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> src/tracer/textures/perlin.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         rng.shuffle(&mut perlin);
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/isotropic.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `perlin_noise` should have an upper case name
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     static ref perlin_noise: Perlin = Perlin::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `PERLIN_NOISE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vec3`
[INFO] [stderr]  --> src/tracer/transforms/flip_normals.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tracer::{HitRecord, Hitable, Ray, Vec3, AABB};
[INFO] [stderr]   |                                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/tracer/transforms/rotate.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     hitable: Box<Hitable>,
[INFO] [stderr]   |                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer/transforms/rotate.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(hitable: Box<Hitable>, angle: f32) -> Box<Self> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> src/tracer/textures/perlin.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         rng.shuffle(&mut perlin);
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/isotropic.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_preview`
[INFO] [stderr]   --> src/renderer/utils.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | / pub fn render_preview(
[INFO] [stderr] 44 | |     hitable_list: HitableList,
[INFO] [stderr] 45 | |     camera: Camera,
[INFO] [stderr] 46 | |     path: &'static str,
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     )
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `complex_scene_1`
[INFO] [stderr]   --> src/scenes/complex_scene.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn complex_scene_1() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `complex_scene_2`
[INFO] [stderr]   --> src/scenes/complex_scene.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn complex_scene_2() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cornell_box`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn cornell_box() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene`
[INFO] [stderr]   --> src/scenes/legacy_scene.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn legacy_scene() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene_texture`
[INFO] [stderr]    --> src/scenes/legacy_scene.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn legacy_scene_texture() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene_light`
[INFO] [stderr]    --> src/scenes/legacy_scene.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | pub fn legacy_scene_light() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_1`
[INFO] [stderr]   --> src/scenes/simple_scene.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn simple_scene_1() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_2`
[INFO] [stderr]   --> src/scenes/simple_scene.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn simple_scene_2() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_perlin_noise`
[INFO] [stderr]    --> src/scenes/simple_scene.rs:100:1
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn simple_scene_perlin_noise() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_perlin_noise_with_light`
[INFO] [stderr]    --> src/scenes/simple_scene.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub fn simple_scene_perlin_noise_with_light() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `overlap`
[INFO] [stderr]  --> src/scenes/utils.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn overlap(positions: &Vec<(Vec3, f32)>, pos: Vec3, size: f32, offset: f32) -> bool {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bounding_box`
[INFO] [stderr]   --> src/tracer/hitable.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn bounding_box(&self) -> Option<AABB> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(albedo: Box<dyn Texture>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Metal`
[INFO] [stderr]  --> src/tracer/materials/metal.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Metal {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Dielectric`
[INFO] [stderr]  --> src/tracer/materials/dielectric.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Dielectric {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/tracer/materials/diffuse_light.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(emit: Box<dyn Texture>) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ones`
[INFO] [stderr]    --> src/tracer/vec3.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn ones() -> Vec3 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Sphere`
[INFO] [stderr]  --> src/tracer/objects/sphere.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Sphere {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CheckerTexture`
[INFO] [stderr]  --> src/tracer/textures/checker_texture.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct CheckerTexture {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/tracer/textures/checker_texture.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(t0: Box<dyn Texture>, t1: Box<dyn Texture>) -> Box<Self> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(scale: f32) -> Box<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `perlin_noise` should have an upper case name
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     static ref perlin_noise: Perlin = Perlin::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `PERLIN_NOISE`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.35s
[INFO] running `"docker" "inspect" "a77cd51b5974eeb42f03113cbe11b0a202cc573055e5e26f8a59edb21712adb3"`
[INFO] running `"docker" "rm" "-f" "a77cd51b5974eeb42f03113cbe11b0a202cc573055e5e26f8a59edb21712adb3"`
[INFO] [stdout] a77cd51b5974eeb42f03113cbe11b0a202cc573055e5e26f8a59edb21712adb3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c61fa9afded332c1fbc49a3e5af757345f1dda6c1c2b8bf80ec05594c4e39994
[INFO] running `"docker" "start" "-a" "c61fa9afded332c1fbc49a3e5af757345f1dda6c1c2b8bf80ec05594c4e39994"`
[INFO] [stderr]    Compiling raytracer v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vec3`
[INFO] [stderr]  --> src/tracer/transforms/flip_normals.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tracer::{HitRecord, Hitable, Ray, Vec3, AABB};
[INFO] [stderr]   |                                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/tracer/transforms/rotate.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     hitable: Box<Hitable>,
[INFO] [stderr]   |                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer/transforms/rotate.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(hitable: Box<Hitable>, angle: f32) -> Box<Self> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vec3`
[INFO] [stderr]  --> src/tracer/transforms/flip_normals.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::tracer::{HitRecord, Hitable, Ray, Vec3, AABB};
[INFO] [stderr]   |                                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/tracer/transforms/rotate.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 |     hitable: Box<Hitable>,
[INFO] [stderr]   |                  ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer/transforms/rotate.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(hitable: Box<Hitable>, angle: f32) -> Box<Self> {
[INFO] [stderr]    |                             ^^^^^^^ help: use `dyn`: `dyn Hitable`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> src/tracer/textures/perlin.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         rng.shuffle(&mut perlin);
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/isotropic.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'rand::Rng::shuffle': use SliceRandom::shuffle instead
[INFO] [stderr]   --> src/tracer/textures/perlin.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         rng.shuffle(&mut perlin);
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit_record`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:15:37
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                                     ^^^^^^^^^^ help: consider prefixing with an underscore: `_hit_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                       ^ help: consider prefixing with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                               ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/tracer/materials/mod.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn emitted(&self, u: f32, v: f32, p: Vec3) -> Vec3 {
[INFO] [stderr]    |                                       ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_in`
[INFO] [stderr]   --> src/tracer/materials/isotropic.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn scatter(&self, ray_in: &Ray, hit_record: &HitRecord) -> Option<(Vec3, Ray)> {
[INFO] [stderr]    |                       ^^^^^^ help: consider prefixing with an underscore: `_ray_in`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `perlin_noise` should have an upper case name
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     static ref perlin_noise: Perlin = Perlin::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `PERLIN_NOISE`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `render_preview`
[INFO] [stderr]   --> src/renderer/utils.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | / pub fn render_preview(
[INFO] [stderr] 44 | |     hitable_list: HitableList,
[INFO] [stderr] 45 | |     camera: Camera,
[INFO] [stderr] 46 | |     path: &'static str,
[INFO] [stderr] ...  |
[INFO] [stderr] 65 | |     )
[INFO] [stderr] 66 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `complex_scene_1`
[INFO] [stderr]   --> src/scenes/complex_scene.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn complex_scene_1() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `complex_scene_2`
[INFO] [stderr]   --> src/scenes/complex_scene.rs:69:1
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn complex_scene_2() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cornell_box`
[INFO] [stderr]   --> src/scenes/cornell_box.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn cornell_box() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene`
[INFO] [stderr]   --> src/scenes/legacy_scene.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn legacy_scene() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene_texture`
[INFO] [stderr]    --> src/scenes/legacy_scene.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub fn legacy_scene_texture() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `legacy_scene_light`
[INFO] [stderr]    --> src/scenes/legacy_scene.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | pub fn legacy_scene_light() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_1`
[INFO] [stderr]   --> src/scenes/simple_scene.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn simple_scene_1() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_2`
[INFO] [stderr]   --> src/scenes/simple_scene.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn simple_scene_2() -> (HitableList, Camera) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_perlin_noise`
[INFO] [stderr]    --> src/scenes/simple_scene.rs:100:1
[INFO] [stderr]     |
[INFO] [stderr] 100 | pub fn simple_scene_perlin_noise() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_scene_perlin_noise_with_light`
[INFO] [stderr]    --> src/scenes/simple_scene.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub fn simple_scene_perlin_noise_with_light() -> (HitableList, Camera) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `overlap`
[INFO] [stderr]  --> src/scenes/utils.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn overlap(positions: &Vec<(Vec3, f32)>, pos: Vec3, size: f32, offset: f32) -> bool {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bounding_box`
[INFO] [stderr]   --> src/tracer/hitable.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn bounding_box(&self) -> Option<AABB> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tracer/materials/lambertian.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(albedo: Box<dyn Texture>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Metal`
[INFO] [stderr]  --> src/tracer/materials/metal.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Metal {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Dielectric`
[INFO] [stderr]  --> src/tracer/materials/dielectric.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Dielectric {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/tracer/materials/diffuse_light.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new(emit: Box<dyn Texture>) -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ones`
[INFO] [stderr]    --> src/tracer/vec3.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn ones() -> Vec3 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Sphere`
[INFO] [stderr]  --> src/tracer/objects/sphere.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Sphere {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CheckerTexture`
[INFO] [stderr]  --> src/tracer/textures/checker_texture.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct CheckerTexture {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/tracer/textures/checker_texture.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new(t0: Box<dyn Texture>, t1: Box<dyn Texture>) -> Box<Self> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(scale: f32) -> Box<Self> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `perlin_noise` should have an upper case name
[INFO] [stderr]   --> src/tracer/textures/noise_texture.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     static ref perlin_noise: Perlin = Perlin::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: convert the identifier to upper case: `PERLIN_NOISE`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `"docker" "inspect" "c61fa9afded332c1fbc49a3e5af757345f1dda6c1c2b8bf80ec05594c4e39994"`
[INFO] running `"docker" "rm" "-f" "c61fa9afded332c1fbc49a3e5af757345f1dda6c1c2b8bf80ec05594c4e39994"`
[INFO] [stdout] c61fa9afded332c1fbc49a3e5af757345f1dda6c1c2b8bf80ec05594c4e39994
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SkyZH/raytracer.rs:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a778ebf2bbc0a72a968ab705134b40e452d3d6f91f8df719aaf555b4a3297552
[INFO] running `"docker" "start" "-a" "a778ebf2bbc0a72a968ab705134b40e452d3d6f91f8df719aaf555b4a3297552"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytracer-ad6f6bc07a7902ec
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tracer::ray::tests::test_at ... ok
[INFO] [stdout] test tracer::aabb::tests::test_surrounding_box ... ok
[INFO] [stdout] test tracer::aabb::tests::test_aabb ... ok
[INFO] [stdout] test tracer::vec3::tests::test_dot ... ok
[INFO] [stdout] test tracer::vec3::tests::test_add ... ok
[INFO] [stdout] test tracer::vec3::tests::test_cross ... ok
[INFO] [stdout] test tracer::vec3::tests::test_div ... ok
[INFO] [stdout] test tracer::vec3::tests::test_elemul ... ok
[INFO] [stdout] test tracer::vec3::tests::test_eq ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index_mut ... ok
[INFO] [stdout] test tracer::utils::tests::test_random_in_unit_disk ... ok
[INFO] [stdout] test tracer::vec3::tests::test_sub ... ok
[INFO] [stdout] test tracer::vec3::tests::test_unit ... ok
[INFO] [stdout] test tracer::utils::tests::test_random_in_unit_shpere ... ok
[INFO] [stdout] test tracer::vec3::tests::test_mul ... ok
[INFO] [stdout] test tracer::vec3::tests::test_neg ... ok
[INFO] [stdout] test tracer::vec3::tests::test_length ... ok
[INFO] [stdout] test tracer::vec3::tests::test_rgba ... ok
[INFO] [stdout] test tracer::vec3::tests::test_squared_length ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytracer-223a4fcc6ac6b29b
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test tracer::aabb::tests::test_aabb ... ok
[INFO] [stdout] test tracer::vec3::tests::test_div ... ok
[INFO] [stdout] test tracer::vec3::tests::test_dot ... ok
[INFO] [stdout] test tracer::vec3::tests::test_cross ... ok
[INFO] [stdout] test tracer::vec3::tests::test_add ... ok
[INFO] [stdout] test tracer::utils::tests::test_random_in_unit_shpere ... ok
[INFO] [stdout] test tracer::ray::tests::test_at ... ok
[INFO] [stdout] test tracer::utils::tests::test_random_in_unit_disk ... ok
[INFO] [stdout] test tracer::vec3::tests::test_elemul ... ok
[INFO] [stdout] test tracer::vec3::tests::test_eq ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index_mut ... ok
[INFO] [stdout] test tracer::aabb::tests::test_surrounding_box ... ok
[INFO] [stdout] test tracer::vec3::tests::test_length ... ok
[INFO] [stdout] test tracer::vec3::tests::test_mul ... ok
[INFO] [stdout] test tracer::vec3::tests::test_neg ... ok
[INFO] [stdout] test tracer::vec3::tests::test_rgba ... ok
[INFO] [stdout] test tracer::vec3::tests::test_squared_length ... ok
[INFO] [stdout] test tracer::vec3::tests::test_sub ... ok
[INFO] [stdout] test tracer::vec3::tests::test_unit ... ok
[INFO] [stdout] test tracer::vec3::tests::test_index_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests raytracer
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a778ebf2bbc0a72a968ab705134b40e452d3d6f91f8df719aaf555b4a3297552"`
[INFO] running `"docker" "rm" "-f" "a778ebf2bbc0a72a968ab705134b40e452d3d6f91f8df719aaf555b4a3297552"`
[INFO] [stdout] a778ebf2bbc0a72a968ab705134b40e452d3d6f91f8df719aaf555b4a3297552