[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 beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrant0417%2Fray_tracer" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grant0417/ray_tracer on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-0/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" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-06-03" "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] fbcf4e1eb823b902db8b6db410977557fee1d2ae92882ce71b12fd64ff8d2d31
[INFO] running `"docker" "start" "-a" "fbcf4e1eb823b902db8b6db410977557fee1d2ae92882ce71b12fd64ff8d2d31"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling tobj v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling tiff v0.4.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling paste-impl v0.1.12
[INFO] [stderr]    Compiling console v0.11.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling image v0.23.4
[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: associated function is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:12
[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: associated function is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:12
[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: associated function is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:12
[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: associated function is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:12
[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: associated function is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:12
[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: associated function is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(even: T,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[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 11s
[INFO] running `"docker" "inspect" "fbcf4e1eb823b902db8b6db410977557fee1d2ae92882ce71b12fd64ff8d2d31"`
[INFO] running `"docker" "rm" "-f" "fbcf4e1eb823b902db8b6db410977557fee1d2ae92882ce71b12fd64ff8d2d31"`
[INFO] [stdout] fbcf4e1eb823b902db8b6db410977557fee1d2ae92882ce71b12fd64ff8d2d31
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-06-03" "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] f13c3dfb87641bc76685bfe54d80c2e980600ea5d290fa81026db6965bcdea64
[INFO] running `"docker" "start" "-a" "f13c3dfb87641bc76685bfe54d80c2e980600ea5d290fa81026db6965bcdea64"`
[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: associated function is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:12
[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: associated function is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:12
[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: associated function is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:12
[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: associated function is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:12
[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: associated function is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:12
[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: associated function is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(even: T,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[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 2.04s
[INFO] running `"docker" "inspect" "f13c3dfb87641bc76685bfe54d80c2e980600ea5d290fa81026db6965bcdea64"`
[INFO] running `"docker" "rm" "-f" "f13c3dfb87641bc76685bfe54d80c2e980600ea5d290fa81026db6965bcdea64"`
[INFO] [stdout] f13c3dfb87641bc76685bfe54d80c2e980600ea5d290fa81026db6965bcdea64
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 2b927a49c120fdfe8b2a1c31dc51ccb894c3578bae44785573968199d97e289d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2b927a49c120fdfe8b2a1c31dc51ccb894c3578bae44785573968199d97e289d"`
[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: associated function is never used: `write_color`
[INFO] [stderr]   --> src/vec3.rs:36:12
[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: associated function is never used: `random`
[INFO] [stderr]   --> src/vec3.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn random() -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_in_hemisphere`
[INFO] [stderr]    --> src/vec3.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub fn random_in_hemisphere(normal: &Vec3) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(center: &Vec3, radius: f64, mat: Arc<dyn Material>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn new(center0: &Vec3, center1: &Vec3, time0: f64, time1: f64,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_capacity`
[INFO] [stderr]   --> src/hittable_list.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:22:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/camera.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new(lookfrom: Vec3, lookat: Vec3, vup: Vec3,
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/material.rs:73:12
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn new(a: &Vec3, f: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:102:12
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(ri: f64) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/material.rs:168:12
[INFO] [stderr]     |
[INFO] [stderr] 168 |     pub fn new(albedo: T) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `albedo`
[INFO] [stderr]    --> src/material.rs:172:12
[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: associated function is never used: `new_flat`
[INFO] [stderr]   --> src/triangle.rs:27:12
[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: associated function is never used: `new_smooth`
[INFO] [stderr]   --> src/triangle.rs:42:12
[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: associated function is never used: `new_from_obj`
[INFO] [stderr]   --> src/mesh.rs:18:12
[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: associated function is never used: `add_point`
[INFO] [stderr]   --> src/aabb.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn add_point(&mut self, point: &Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(objects: &mut Vec<Arc<dyn Hittable>>,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_list`
[INFO] [stderr]   --> src/bvh.rs:62:12
[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: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(even: T,
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(scale: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(path: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `perlin_generate_perm`
[INFO] [stderr]   --> src/perlin.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn perlin_generate_perm() -> [i32; POINT_COUNT] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `permute`
[INFO] [stderr]   --> src/perlin.rs:85:8
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn permute(p: &mut [i32; POINT_COUNT], n: usize) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn new(boundrary: Arc<dyn Hittable>, albedo: T, density: f64) -> Self
[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 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_tracer-2e5fc31419e5e777
[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" "2b927a49c120fdfe8b2a1c31dc51ccb894c3578bae44785573968199d97e289d"`
[INFO] running `"docker" "rm" "-f" "2b927a49c120fdfe8b2a1c31dc51ccb894c3578bae44785573968199d97e289d"`
[INFO] [stdout] 2b927a49c120fdfe8b2a1c31dc51ccb894c3578bae44785573968199d97e289d