[INFO] updating cached repository https://github.com/grant0417/ray_tracer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3704aab705457907dd69c21de2814637c0b7ca5b
[INFO] testing grant0417/ray_tracer against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrant0417%2Fray_tracer" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grant0417/ray_tracer on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/grant0417/ray_tracer
[INFO] finished tweaking git repo https://github.com/grant0417/ray_tracer
[INFO] tweaked toml for git repo https://github.com/grant0417/ray_tracer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/grant0417/ray_tracer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ced353918d6dde3e79a872e0674a08d89be002ac37bdd690ac2dc2df639f986e
[INFO] running `"docker" "start" "-a" "ced353918d6dde3e79a872e0674a08d89be002ac37bdd690ac2dc2df639f986e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling tobj v1.0.0
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling image v0.23.4
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]    Compiling paste v0.1.12
[INFO] [stderr]    Compiling simba v0.1.2
[INFO] [stderr]    Compiling nalgebra v0.21.0
[INFO] [stderr]    Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `albedo`
[INFO] [stderr]   --> src/material.rs:10:56
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_albedo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:10:75
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:10:96
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:14:59
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:82:96
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:108:96
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:151:100
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn scatter(&self, _r_in: &Ray, _rec: &mut HitRecord, _albedo: &mut Vec3, _scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:179:96
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut world = scenes::cornell_with_cubes();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn write_color<T: Write>(&self, writer: &mut T, samples_per_pixel: usize) -> io::Result<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr] 85 | |                radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr] 86 | |         MovingSphere { center0: *center0, center1: *center1,
[INFO] [stderr] 87 | |             time0, time1, radius, material: mat }
[INFO] [stderr] 88 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     w: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[INFO] [stderr] 21 | |                vfov: f64,
[INFO] [stderr] 22 | |                aspect: f64, aperture: f64, focus_dist: f64) -> Self {
[INFO] [stderr] 23 | |         Camera::new_timed(lookfrom, lookat, vup, vfov, aspect, aperture, focus_dist, 0.0, 0.0)
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_int_range`
[INFO] [stderr]   --> src/util.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_int_range(min: i64, max: i64) -> i64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn albedo(&self) -> T {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Smooth`
[INFO] [stderr]   --> src/triangle.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Smooth(Vec3, Vec3, Vec3),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Flat`
[INFO] [stderr]   --> src/triangle.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Flat(Vec3)
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new_flat(p1: Vec3, p2: Vec3, p3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new_smooth(p1: Vec3, p2: Vec3, p3: Vec3, n1: Vec3, n2: Vec3, n3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/mesh.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_from_obj(path: &str, center: &Vec3, scale: f64, flat: bool, material: Arc<dyn Material>) -> Result<Self, tobj::LoadError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr] 19 | |            start: usize, end: usize, time0: f64, time1: f64) -> Self {
[INFO] [stderr] 20 | |         let axis = random_int_range(0,3) as usize;
[INFO] [stderr] 21 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |         BVHNode { left, right, aabb_box }
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn from_list(objects: &mut HittableList, time0: f64, time1: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_compare`
[INFO] [stderr]   --> src/bvh.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     pub fn new(even: T,
[INFO] [stderr] 44 | |                odd: U) -> Self {
[INFO] [stderr] 45 | |         CheckerTexture { even, odd }
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[INFO] [stderr] 22 | |         where T: Texture {
[INFO] [stderr] 23 | |         let neg_inv_density = -1.0 / density;
[INFO] [stderr] 24 | |         let phase_function = Isotropic::new(albedo);
[INFO] [stderr] 25 | |         ConstantMedium { boundary: boundrary, phase_function, neg_inv_density }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book1_scene`
[INFO] [stderr]   --> src/scenes.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn book1_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book2_scene`
[INFO] [stderr]   --> src/scenes.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn book2_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_spheres`
[INFO] [stderr]    --> src/scenes.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn two_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_perlin_spheres`
[INFO] [stderr]    --> src/scenes.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn two_perlin_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `earth`
[INFO] [stderr]    --> src/scenes.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn earth(radius: f64) -> Sphere {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_light`
[INFO] [stderr]    --> src/scenes.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn simple_light() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cornell_with_smoke`
[INFO] [stderr]    --> src/scenes.rs:234:8
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub fn cornell_with_smoke() -> HittableList {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "ced353918d6dde3e79a872e0674a08d89be002ac37bdd690ac2dc2df639f986e"`
[INFO] running `"docker" "rm" "-f" "ced353918d6dde3e79a872e0674a08d89be002ac37bdd690ac2dc2df639f986e"`
[INFO] [stdout] ced353918d6dde3e79a872e0674a08d89be002ac37bdd690ac2dc2df639f986e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bb5c3048ec03dedcfa97d87f7850d2d72558ee60179a827b7f96fb676ef0b73
[INFO] running `"docker" "start" "-a" "6bb5c3048ec03dedcfa97d87f7850d2d72558ee60179a827b7f96fb676ef0b73"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `albedo`
[INFO] [stderr]   --> src/material.rs:10:56
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_albedo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:10:75
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:10:96
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:14:59
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:82:96
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:108:96
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:151:100
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn scatter(&self, _r_in: &Ray, _rec: &mut HitRecord, _albedo: &mut Vec3, _scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:179:96
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut world = scenes::cornell_with_cubes();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn write_color<T: Write>(&self, writer: &mut T, samples_per_pixel: usize) -> io::Result<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr] 85 | |                radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr] 86 | |         MovingSphere { center0: *center0, center1: *center1,
[INFO] [stderr] 87 | |             time0, time1, radius, material: mat }
[INFO] [stderr] 88 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     w: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[INFO] [stderr] 21 | |                vfov: f64,
[INFO] [stderr] 22 | |                aspect: f64, aperture: f64, focus_dist: f64) -> Self {
[INFO] [stderr] 23 | |         Camera::new_timed(lookfrom, lookat, vup, vfov, aspect, aperture, focus_dist, 0.0, 0.0)
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_int_range`
[INFO] [stderr]   --> src/util.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_int_range(min: i64, max: i64) -> i64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn albedo(&self) -> T {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Smooth`
[INFO] [stderr]   --> src/triangle.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Smooth(Vec3, Vec3, Vec3),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Flat`
[INFO] [stderr]   --> src/triangle.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Flat(Vec3)
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new_flat(p1: Vec3, p2: Vec3, p3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new_smooth(p1: Vec3, p2: Vec3, p3: Vec3, n1: Vec3, n2: Vec3, n3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/mesh.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_from_obj(path: &str, center: &Vec3, scale: f64, flat: bool, material: Arc<dyn Material>) -> Result<Self, tobj::LoadError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr] 19 | |            start: usize, end: usize, time0: f64, time1: f64) -> Self {
[INFO] [stderr] 20 | |         let axis = random_int_range(0,3) as usize;
[INFO] [stderr] 21 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |         BVHNode { left, right, aabb_box }
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn from_list(objects: &mut HittableList, time0: f64, time1: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_compare`
[INFO] [stderr]   --> src/bvh.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     pub fn new(even: T,
[INFO] [stderr] 44 | |                odd: U) -> Self {
[INFO] [stderr] 45 | |         CheckerTexture { even, odd }
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[INFO] [stderr] 22 | |         where T: Texture {
[INFO] [stderr] 23 | |         let neg_inv_density = -1.0 / density;
[INFO] [stderr] 24 | |         let phase_function = Isotropic::new(albedo);
[INFO] [stderr] 25 | |         ConstantMedium { boundary: boundrary, phase_function, neg_inv_density }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book1_scene`
[INFO] [stderr]   --> src/scenes.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn book1_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book2_scene`
[INFO] [stderr]   --> src/scenes.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn book2_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_spheres`
[INFO] [stderr]    --> src/scenes.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn two_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_perlin_spheres`
[INFO] [stderr]    --> src/scenes.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn two_perlin_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `earth`
[INFO] [stderr]    --> src/scenes.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn earth(radius: f64) -> Sphere {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_light`
[INFO] [stderr]    --> src/scenes.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn simple_light() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cornell_with_smoke`
[INFO] [stderr]    --> src/scenes.rs:234:8
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub fn cornell_with_smoke() -> HittableList {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `"docker" "inspect" "6bb5c3048ec03dedcfa97d87f7850d2d72558ee60179a827b7f96fb676ef0b73"`
[INFO] running `"docker" "rm" "-f" "6bb5c3048ec03dedcfa97d87f7850d2d72558ee60179a827b7f96fb676ef0b73"`
[INFO] [stdout] 6bb5c3048ec03dedcfa97d87f7850d2d72558ee60179a827b7f96fb676ef0b73
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca96b2aadbc4f2e6639b6039a41b33c72f0f2f40ae5355227f4f8368ccf82abd
[INFO] running `"docker" "start" "-a" "ca96b2aadbc4f2e6639b6039a41b33c72f0f2f40ae5355227f4f8368ccf82abd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `albedo`
[INFO] [stderr]   --> src/material.rs:10:56
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_albedo`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:10:75
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:10:96
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:14:30
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:14:42
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scattered`
[INFO] [stderr]   --> src/material.rs:14:59
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:56:30
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn scattering_pdf(&self, r_in: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]   --> src/material.rs:82:96
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:108:96
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:151:100
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn scatter(&self, _r_in: &Ray, _rec: &mut HitRecord, _albedo: &mut Vec3, _scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pdf`
[INFO] [stderr]    --> src/material.rs:179:96
[INFO] [stderr]     |
[INFO] [stderr] 179 |     fn scatter(&self, r_in: &Ray, rec: &mut HitRecord, albedo: &mut Vec3, scattered: &mut Ray, pdf: &mut f64) -> bool {
[INFO] [stderr]     |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_pdf`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let mut world = scenes::cornell_with_cubes();
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn write_color<T: Write>(&self, writer: &mut T, samples_per_pixel: usize) -> io::Result<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr] 85 | |                radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr] 86 | |         MovingSphere { center0: *center0, center1: *center1,
[INFO] [stderr] 87 | |             time0, time1, radius, material: mat }
[INFO] [stderr] 88 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `w`
[INFO] [stderr]   --> src/camera.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     w: Vec3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[INFO] [stderr] 21 | |                vfov: f64,
[INFO] [stderr] 22 | |                aspect: f64, aperture: f64, focus_dist: f64) -> Self {
[INFO] [stderr] 23 | |         Camera::new_timed(lookfrom, lookat, vup, vfov, aspect, aperture, focus_dist, 0.0, 0.0)
[INFO] [stderr] 24 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_int_range`
[INFO] [stderr]   --> src/util.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn random_int_range(min: i64, max: i64) -> i64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn albedo(&self) -> T {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Smooth`
[INFO] [stderr]   --> src/triangle.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Smooth(Vec3, Vec3, Vec3),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Flat`
[INFO] [stderr]   --> src/triangle.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Flat(Vec3)
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn new_flat(p1: Vec3, p2: Vec3, p3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new_smooth(p1: Vec3, p2: Vec3, p3: Vec3, n1: Vec3, n2: Vec3, n3: Vec3, material: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/mesh.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_from_obj(path: &str, center: &Vec3, scale: f64, flat: bool, material: Arc<dyn Material>) -> Result<Self, tobj::LoadError> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | /     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr] 19 | |            start: usize, end: usize, time0: f64, time1: f64) -> Self {
[INFO] [stderr] 20 | |         let axis = random_int_range(0,3) as usize;
[INFO] [stderr] 21 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 59 | |         BVHNode { left, right, aabb_box }
[INFO] [stderr] 60 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn from_list(objects: &mut HittableList, time0: f64, time1: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_compare`
[INFO] [stderr]   --> src/bvh.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 | /     pub fn new(even: T,
[INFO] [stderr] 44 | |                odd: U) -> Self {
[INFO] [stderr] 45 | |         CheckerTexture { even, odd }
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[INFO] [stderr] 22 | |         where T: Texture {
[INFO] [stderr] 23 | |         let neg_inv_density = -1.0 / density;
[INFO] [stderr] 24 | |         let phase_function = Isotropic::new(albedo);
[INFO] [stderr] 25 | |         ConstantMedium { boundary: boundrary, phase_function, neg_inv_density }
[INFO] [stderr] 26 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book1_scene`
[INFO] [stderr]   --> src/scenes.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn book1_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `book2_scene`
[INFO] [stderr]   --> src/scenes.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub fn book2_scene() -> HittableList {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_spheres`
[INFO] [stderr]    --> src/scenes.rs:156:4
[INFO] [stderr]     |
[INFO] [stderr] 156 | fn two_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_perlin_spheres`
[INFO] [stderr]    --> src/scenes.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn two_perlin_spheres() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `earth`
[INFO] [stderr]    --> src/scenes.rs:181:8
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn earth(radius: f64) -> Sphere {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_light`
[INFO] [stderr]    --> src/scenes.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn simple_light() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cornell_with_smoke`
[INFO] [stderr]    --> src/scenes.rs:234:8
[INFO] [stderr]     |
[INFO] [stderr] 234 | pub fn cornell_with_smoke() -> HittableList {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 52 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_tracer-fb29f348d23d7ca9
[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" "ca96b2aadbc4f2e6639b6039a41b33c72f0f2f40ae5355227f4f8368ccf82abd"`
[INFO] running `"docker" "rm" "-f" "ca96b2aadbc4f2e6639b6039a41b33c72f0f2f40ae5355227f4f8368ccf82abd"`
[INFO] [stdout] ca96b2aadbc4f2e6639b6039a41b33c72f0f2f40ae5355227f4f8368ccf82abd