[INFO] updating cached repository https://github.com/jlingohr/ray_trace
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/jlingohr/ray_trace
[INFO] [stderr]    286fcfe..327de37  pbrt_refactor -> pbrt_refactor
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5aa4f9ad7d8b15de215a7c4456082a29080f458e
[INFO] testing jlingohr/ray_trace against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlingohr%2Fray_trace" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlingohr/ray_trace on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jlingohr/ray_trace
[INFO] finished tweaking git repo https://github.com/jlingohr/ray_trace
[INFO] tweaked toml for git repo https://github.com/jlingohr/ray_trace written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jlingohr/ray_trace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cd903fa4c3b8b30b8f94b04da0bc1e210091baa58bc7f1e6434974c17b36537
[INFO] running `Command { std: "docker" "start" "-a" "6cd903fa4c3b8b30b8f94b04da0bc1e210091baa58bc7f1e6434974c17b36537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cd903fa4c3b8b30b8f94b04da0bc1e210091baa58bc7f1e6434974c17b36537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cd903fa4c3b8b30b8f94b04da0bc1e210091baa58bc7f1e6434974c17b36537", kill_on_drop: false }`
[INFO] [stdout] 6cd903fa4c3b8b30b8f94b04da0bc1e210091baa58bc7f1e6434974c17b36537
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54a3aa866593c810cc2761f09d147f34ffdebe0ec1498ba2a408fc7689f5df65
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54a3aa866593c810cc2761f09d147f34ffdebe0ec1498ba2a408fc7689f5df65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling deflate v0.8.4
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling png v0.16.6
[INFO] [stderr]    Compiling image v0.23.6
[INFO] [stderr]    Compiling ray_trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::pdf`
[INFO] [stdout]  --> src/material.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::pdf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bvh::BVH`
[INFO] [stdout]  --> src/scenes.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bvh::BVH;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::medium::ConstantMedium`
[INFO] [stdout]  --> src/scenes.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::medium::ConstantMedium;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MovingSphere`
[INFO] [stdout]   --> src/scenes.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::sphere::{MovingSphere, Sphere};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checkered`, `ImageTexture`, `NoiseTexture`
[INFO] [stdout]   --> src/scenes.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::texture::{Checkered, ImageTexture, NoiseTexture, SolidColor};
[INFO] [stdout]    |                      ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utils`
[INFO] [stdout]   --> src/scenes.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image`
[INFO] [stdout]   --> src/scenes.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use image;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scenes::Scene`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::scenes::Scene;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/hittable.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rec`
[INFO] [stdout]   --> src/material.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered`
[INFO] [stdout]   --> src/material.rs:21:58
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/material.rs:38:50
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:149:23
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn emitted(&self, ray: Ray, rec: &HitRecord) -> Color {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]   --> src/sphere.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(hit) = self.hit(&Ray::new(o, v, 0.0), 0.001, std::f64::INFINITY) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pdf_value`
[INFO] [stdout]   --> src/hittable.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/hittable.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.04s
[INFO] running `Command { std: "docker" "inspect" "54a3aa866593c810cc2761f09d147f34ffdebe0ec1498ba2a408fc7689f5df65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a3aa866593c810cc2761f09d147f34ffdebe0ec1498ba2a408fc7689f5df65", kill_on_drop: false }`
[INFO] [stdout] 54a3aa866593c810cc2761f09d147f34ffdebe0ec1498ba2a408fc7689f5df65
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b55304393524c419281539b0f70179c6d84e048b28b9b64cc462e79807d22e2
[INFO] running `Command { std: "docker" "start" "-a" "7b55304393524c419281539b0f70179c6d84e048b28b9b64cc462e79807d22e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ray_trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::pdf`
[INFO] [stdout]  --> src/material.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::pdf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bvh::BVH`
[INFO] [stdout]  --> src/scenes.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bvh::BVH;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::medium::ConstantMedium`
[INFO] [stdout]  --> src/scenes.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::medium::ConstantMedium;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MovingSphere`
[INFO] [stdout]   --> src/scenes.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::sphere::{MovingSphere, Sphere};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checkered`, `ImageTexture`, `NoiseTexture`
[INFO] [stdout]   --> src/scenes.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::texture::{Checkered, ImageTexture, NoiseTexture, SolidColor};
[INFO] [stdout]    |                      ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utils`
[INFO] [stdout]   --> src/scenes.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image`
[INFO] [stdout]   --> src/scenes.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use image;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scenes::Scene`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::scenes::Scene;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/hittable.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rec`
[INFO] [stdout]   --> src/material.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered`
[INFO] [stdout]   --> src/material.rs:21:58
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/material.rs:38:50
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:149:23
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn emitted(&self, ray: Ray, rec: &HitRecord) -> Color {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]   --> src/sphere.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(hit) = self.hit(&Ray::new(o, v, 0.0), 0.001, std::f64::INFINITY) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pdf_value`
[INFO] [stdout]   --> src/hittable.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/hittable.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::pdf`
[INFO] [stdout]  --> src/material.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::pdf;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::bvh::BVH`
[INFO] [stdout]  --> src/scenes.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::bvh::BVH;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::medium::ConstantMedium`
[INFO] [stdout]  --> src/scenes.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::medium::ConstantMedium;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MovingSphere`
[INFO] [stdout]   --> src/scenes.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::sphere::{MovingSphere, Sphere};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checkered`, `ImageTexture`, `NoiseTexture`
[INFO] [stdout]   --> src/scenes.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::texture::{Checkered, ImageTexture, NoiseTexture, SolidColor};
[INFO] [stdout]    |                      ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utils`
[INFO] [stdout]   --> src/scenes.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::utils;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `image`
[INFO] [stdout]   --> src/scenes.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use image;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::scenes::Scene`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::scenes::Scene;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/hittable.rs:11:35
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/hittable.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rec`
[INFO] [stdout]   --> src/material.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_rec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scattered`
[INFO] [stdout]   --> src/material.rs:21:58
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                                                          ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scattered`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/material.rs:38:50
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stdout]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material.rs:45:30
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:149:23
[INFO] [stdout]     |
[INFO] [stdout] 149 |     fn emitted(&self, ray: Ray, rec: &HitRecord) -> Color {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]   --> src/sphere.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |         if let Some(hit) = self.hit(&Ray::new(o, v, 0.0), 0.001, std::f64::INFINITY) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture.rs:65:21
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/texture.rs:65:29
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pdf_value`
[INFO] [stdout]   --> src/hittable.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/hittable.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "7b55304393524c419281539b0f70179c6d84e048b28b9b64cc462e79807d22e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b55304393524c419281539b0f70179c6d84e048b28b9b64cc462e79807d22e2", kill_on_drop: false }`
[INFO] [stdout] 7b55304393524c419281539b0f70179c6d84e048b28b9b64cc462e79807d22e2
[INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ccb7787510d5bbcdc50185944923473da8ec8be39d11fdb72204e3d6fbe27cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ccb7787510d5bbcdc50185944923473da8ec8be39d11fdb72204e3d6fbe27cd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::pdf`
[INFO] [stderr]  --> src/material.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::pdf;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::bvh::BVH`
[INFO] [stderr]  --> src/scenes.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::bvh::BVH;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::medium::ConstantMedium`
[INFO] [stderr]  --> src/scenes.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::medium::ConstantMedium;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MovingSphere`
[INFO] [stderr]   --> src/scenes.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | use super::sphere::{MovingSphere, Sphere};
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Checkered`, `ImageTexture`, `NoiseTexture`
[INFO] [stderr]   --> src/scenes.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use super::texture::{Checkered, ImageTexture, NoiseTexture, SolidColor};
[INFO] [stderr]    |                      ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::utils`
[INFO] [stderr]   --> src/scenes.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::utils;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image`
[INFO] [stderr]   --> src/scenes.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use image;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::scenes::Scene`
[INFO] [stderr]   --> src/lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use crate::scenes::Scene;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]   --> src/hittable.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/hittable.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]   --> src/hittable.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stderr]    |                      ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/material.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &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:21:58
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &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: `ray`
[INFO] [stderr]   --> src/material.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/material.rs:38:50
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stderr]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/material.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]    --> src/material.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn emitted(&self, ray: Ray, rec: &HitRecord) -> Color {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]   --> src/sphere.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if let Some(hit) = self.hit(&Ray::new(o, v, 0.0), 0.001, std::f64::INFINITY) {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/texture.rs:65:21
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/texture.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/texture.rs:89:37
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `pdf_value`
[INFO] [stderr]   --> src/hittable.rs:71:8
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[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/hittable.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::pdf`
[INFO] [stderr]  --> src/material.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::pdf;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::bvh::BVH`
[INFO] [stderr]  --> src/scenes.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::bvh::BVH;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::medium::ConstantMedium`
[INFO] [stderr]  --> src/scenes.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use super::medium::ConstantMedium;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MovingSphere`
[INFO] [stderr]   --> src/scenes.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | use super::sphere::{MovingSphere, Sphere};
[INFO] [stderr]    |                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Checkered`, `ImageTexture`, `NoiseTexture`
[INFO] [stderr]   --> src/scenes.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | use super::texture::{Checkered, ImageTexture, NoiseTexture, SolidColor};
[INFO] [stderr]    |                      ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::utils`
[INFO] [stderr]   --> src/scenes.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use super::utils;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `image`
[INFO] [stderr]   --> src/scenes.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use image;
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::scenes::Scene`
[INFO] [stderr]   --> src/lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use crate::scenes::Scene;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]   --> src/hittable.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stderr]    |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/hittable.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o`
[INFO] [stderr]   --> src/hittable.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stderr]    |                      ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/material.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rec`
[INFO] [stderr]   --> src/material.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &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:21:58
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn scattering_pdf(&self, ray: &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: `ray`
[INFO] [stderr]   --> src/material.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/material.rs:38:50
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn scatter(&self, ray: Ray, rec: &HitRecord, rng: &mut ThreadRng) -> Option<ScatterRecord> {
[INFO] [stderr]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/material.rs:45:30
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn scattering_pdf(&self, ray: &Ray, rec: &HitRecord, scattered: &Ray) -> f64 {
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]    --> src/material.rs:149:23
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn emitted(&self, ray: Ray, rec: &HitRecord) -> Color {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]   --> src/sphere.rs:88:21
[INFO] [stderr]    |
[INFO] [stderr] 88 |         if let Some(hit) = self.hit(&Ray::new(o, v, 0.0), 0.001, std::f64::INFINITY) {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/texture.rs:65:21
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/texture.rs:65:29
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/texture.rs:89:37
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn value(&self, u: f64, v: f64, p: &Point) -> Color {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `pdf_value`
[INFO] [stderr]   --> src/hittable.rs:71:8
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn pdf_value(&self, o: Point, v: Vec3) -> f64 {
[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/hittable.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn random(&self, o: Point) -> Vec3 {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_trace-793527a8755cc872
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test vector::tests::tests_sub::broadcast_sub ... ok
[INFO] [stdout] test vector::tests::tests_dot::dot ... ok
[INFO] [stdout] test vector::tests::tests_div::elem_div ... ok
[INFO] [stdout] test vector::tests::tests_neg::neg_pos ... ok
[INFO] [stdout] test vector::tests::tests_sub::vector_sub ... ok
[INFO] [stdout] test vector::tests::tests_neg::neg_neg ... ok
[INFO] [stdout] test vector::tests::tests_mul::scalar_mul ... ok
[INFO] [stdout] test vector::tests::tests_mul::elem_mul ... ok
[INFO] [stdout] test point::tests::tests_sub::sub_point_point ... ok
[INFO] [stdout] test point::tests::tests_add::add_point_vector ... ok
[INFO] [stdout] test vector::tests::tests_add::vector_add ... ok
[INFO] [stdout] test point::tests::tests_sub::sub_point_vector ... ok
[INFO] [stdout] test vector::tests::tests_div::scalar_div ... ok
[INFO] [stdout] test vector::tests::tests_len::len ... ok
[INFO] [stdout] test vector::tests::tests_add::broadcast_add ... ok
[INFO] [stdout] test point::tests::tests_add::add_vector_point ... ok
[INFO] [stdout] test point::tests::tests_sub::sub_vector_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_trace-b81f15704e0c2d55
[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] [stderr]    Doc-tests ray_trace
[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 `Command { std: "docker" "inspect" "4ccb7787510d5bbcdc50185944923473da8ec8be39d11fdb72204e3d6fbe27cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ccb7787510d5bbcdc50185944923473da8ec8be39d11fdb72204e3d6fbe27cd", kill_on_drop: false }`
[INFO] [stdout] 4ccb7787510d5bbcdc50185944923473da8ec8be39d11fdb72204e3d6fbe27cd