[INFO] cloning repository https://github.com/brent-soles/raytracing-one-weekend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brent-soles/raytracing-one-weekend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrent-soles%2Fraytracing-one-weekend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrent-soles%2Fraytracing-one-weekend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c23df0e96784d3dbf7f61b5c52d1605cb91c786f
[INFO] testing brent-soles/raytracing-one-weekend against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrent-soles%2Fraytracing-one-weekend" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brent-soles/raytracing-one-weekend on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brent-soles/raytracing-one-weekend
[INFO] finished tweaking git repo https://github.com/brent-soles/raytracing-one-weekend
[INFO] tweaked toml for git repo https://github.com/brent-soles/raytracing-one-weekend written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/brent-soles/raytracing-one-weekend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 6d0bb0f1407ede9704763f34f13a5fc31791f25374e3b17dc596e6aaefb452bf
[INFO] running `Command { std: "docker" "start" "-a" "6d0bb0f1407ede9704763f34f13a5fc31791f25374e3b17dc596e6aaefb452bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d0bb0f1407ede9704763f34f13a5fc31791f25374e3b17dc596e6aaefb452bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0bb0f1407ede9704763f34f13a5fc31791f25374e3b17dc596e6aaefb452bf", kill_on_drop: false }`
[INFO] [stdout] 6d0bb0f1407ede9704763f34f13a5fc31791f25374e3b17dc596e6aaefb452bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 043db56f4a4801087692db8e35f0929951b6aaa8b00e8789bed725bdcdd774cc
[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" "043db56f4a4801087692db8e35f0929951b6aaa8b00e8789bed725bdcdd774cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling raytracing-one-weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `three::color3::ColorRGB`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use three::color3::ColorRGB;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `three::vector3::Vector`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use three::vector3::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/ray_engine/camera.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ray_engine/ray.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /**
[INFO] [stdout] 24 | |      * From the given unit vectors, construct a quadratic
[INFO] [stdout] 25 | |      * equation to determine if there exists a surface in the
[INFO] [stdout] 26 | |      * path of the given ray.
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |      * of the camera/sphere center difference and the ray direction
[INFO] [stdout] 32 | |      */
[INFO] [stdout]    | |_______^
[INFO] [stdout] 33 |       let camera_sphere_delta = ray.origin.sub(&sphere.center);
[INFO] [stdout]    |       --------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/ray_engine/ray.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |         if (t > 0.0) {
[INFO] [stdout]    |            ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -         if (t > 0.0) {
[INFO] [stdout] 70 +         if t > 0.0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `llc`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let llc = cam.lower_left_corner.copy();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_llc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]   --> src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let rgb = ray.to_rgb();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut cam = Camera::create(asp_ratio, img_w, view_h, focal_l);
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/three/color3.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new() -> ColorRGB {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]  --> src/three/point3.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Point {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/three/point3.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new() -> Point {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/three/point3.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn create(x: f64, y: f64, z: f64) -> Point {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/three/vector3.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Vector {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray_engine/camera.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Camera {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray_engine/ray.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new() -> Ray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/shapes/sphere.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Sphere {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "043db56f4a4801087692db8e35f0929951b6aaa8b00e8789bed725bdcdd774cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043db56f4a4801087692db8e35f0929951b6aaa8b00e8789bed725bdcdd774cc", kill_on_drop: false }`
[INFO] [stdout] 043db56f4a4801087692db8e35f0929951b6aaa8b00e8789bed725bdcdd774cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b4759796d37918f28d78a0d20db9e71dd18fb9a9a6c849ec93d2f84849e24663
[INFO] running `Command { std: "docker" "start" "-a" "b4759796d37918f28d78a0d20db9e71dd18fb9a9a6c849ec93d2f84849e24663", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracing-one-weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `three::color3::ColorRGB`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use three::color3::ColorRGB;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `three::vector3::Vector`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use three::vector3::Vector;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/ray_engine/ray.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     /**
[INFO] [stdout] 24 | |      * From the given unit vectors, construct a quadratic
[INFO] [stdout] 25 | |      * equation to determine if there exists a surface in the
[INFO] [stdout] 26 | |      * path of the given ray.
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |      * of the camera/sphere center difference and the ray direction
[INFO] [stdout] 32 | |      */
[INFO] [stdout]    | |_______^
[INFO] [stdout] 33 |       let camera_sphere_delta = ray.origin.sub(&sphere.center);
[INFO] [stdout]    |       --------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/ray_engine/ray.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |         if (t > 0.0) {
[INFO] [stdout]    |            ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -         if (t > 0.0) {
[INFO] [stdout] 70 +         if t > 0.0 {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `llc`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let llc = cam.lower_left_corner.copy();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_llc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rgb`
[INFO] [stdout]   --> src/main.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let rgb = ray.to_rgb();
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `view_w`
[INFO] [stdout]   --> src/ray_engine/camera.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let view_w = view_h * asp_ratio;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_view_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut cam = Camera::create(asp_ratio, img_w, view_h, focal_l);
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/three/color3.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new() -> ColorRGB {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Point`
[INFO] [stdout]  --> src/three/point3.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Point {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/three/point3.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new() -> Point {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/three/point3.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn create(x: f64, y: f64, z: f64) -> Point {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/three/vector3.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Vector {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray_engine/camera.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Camera {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ray_engine/ray.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new() -> Ray {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/shapes/sphere.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new() -> Sphere {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "b4759796d37918f28d78a0d20db9e71dd18fb9a9a6c849ec93d2f84849e24663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4759796d37918f28d78a0d20db9e71dd18fb9a9a6c849ec93d2f84849e24663", kill_on_drop: false }`
[INFO] [stdout] b4759796d37918f28d78a0d20db9e71dd18fb9a9a6c849ec93d2f84849e24663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 78d8927f68edca0c9b626bfc47db9224a23a433d71fb6e856c08ac11f94df43c
[INFO] running `Command { std: "docker" "start" "-a" "78d8927f68edca0c9b626bfc47db9224a23a433d71fb6e856c08ac11f94df43c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `three::color3::ColorRGB`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use three::color3::ColorRGB;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `three::vector3::Vector`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use three::vector3::Vector;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ray_engine/ray.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     /**
[INFO] [stderr] 24 | |      * From the given unit vectors, construct a quadratic
[INFO] [stderr] 25 | |      * equation to determine if there exists a surface in the
[INFO] [stderr] 26 | |      * path of the given ray.
[INFO] [stderr] ...  |
[INFO] [stderr] 31 | |      * of the camera/sphere center difference and the ray direction
[INFO] [stderr] 32 | |      */
[INFO] [stderr]    | |_______^
[INFO] [stderr] 33 |       let camera_sphere_delta = ray.origin.sub(&sphere.center);
[INFO] [stderr]    |       --------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/ray_engine/ray.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |         if (t > 0.0) {
[INFO] [stderr]    |            ^       ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 70 -         if (t > 0.0) {
[INFO] [stderr] 70 +         if t > 0.0 {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `llc`
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let llc = cam.lower_left_corner.copy();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_llc`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rgb`
[INFO] [stderr]   --> src/main.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |             let rgb = ray.to_rgb();
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rgb`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `view_w`
[INFO] [stderr]   --> src/ray_engine/camera.rs:82:13
[INFO] [stderr]    |
[INFO] [stderr] 82 |         let view_w = view_h * asp_ratio;
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_view_w`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut cam = Camera::create(asp_ratio, img_w, view_h, focal_l);
[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: `new`
[INFO] [stderr]   --> src/three/color3.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new() -> ColorRGB {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Point`
[INFO] [stderr]  --> src/three/point3.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Point {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/three/point3.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new() -> Point {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/three/point3.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn create(x: f64, y: f64, z: f64) -> Point {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/three/vector3.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new() -> Vector {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ray_engine/camera.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn new() -> Camera {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/ray_engine/ray.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn new() -> Ray {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/shapes/sphere.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn new() -> Sphere {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `raytracing-one-weekend` (bin "raytracing-one-weekend" test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/raytracing_one_weekend-96b01f0c1ddd6264)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test three::vector3::tests::test_product ... ok
[INFO] [stdout] test three::vector3::tests::test_scale ... ok
[INFO] [stdout] test three::vector3::tests::test_sub ... ok
[INFO] [stdout] test ray_engine::camera::tests::instantiation ... ok
[INFO] [stdout] test three::vector3::tests::test_unit_vector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78d8927f68edca0c9b626bfc47db9224a23a433d71fb6e856c08ac11f94df43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d8927f68edca0c9b626bfc47db9224a23a433d71fb6e856c08ac11f94df43c", kill_on_drop: false }`
[INFO] [stdout] 78d8927f68edca0c9b626bfc47db9224a23a433d71fb6e856c08ac11f94df43c