[INFO] cloning repository https://github.com/LtdJorge/RayTracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LtdJorge/RayTracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtdJorge%2FRayTracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtdJorge%2FRayTracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bab105877f139f1a25cb558031207823972074c5
[INFO] testing LtdJorge/RayTracer against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLtdJorge%2FRayTracer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LtdJorge/RayTracer on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LtdJorge/RayTracer
[INFO] finished tweaking git repo https://github.com/LtdJorge/RayTracer
[INFO] tweaked toml for git repo https://github.com/LtdJorge/RayTracer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/LtdJorge/RayTracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd5037060c63cd2f3559ba174a9a83b50097fa108484e884496852eb4549e0be
[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" "cd5037060c63cd2f3559ba174a9a83b50097fa108484e884496852eb4549e0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd5037060c63cd2f3559ba174a9a83b50097fa108484e884496852eb4549e0be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5037060c63cd2f3559ba174a9a83b50097fa108484e884496852eb4549e0be", kill_on_drop: false }`
[INFO] [stdout] cd5037060c63cd2f3559ba174a9a83b50097fa108484e884496852eb4549e0be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--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] 121edcf3f0da86e85afb4ca45b171b8cee7a9f60ede55e551187daef60d20430
[INFO] running `Command { std: "docker" "start" "-a" "121edcf3f0da86e85afb4ca45b171b8cee7a9f60ede55e551187daef60d20430", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling raytracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ray`
[INFO] [stdout]  --> src/hittables/hit_record.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{Vec3, Point3, Ray};
[INFO] [stdout]   |                                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_min`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_max`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:39
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:51
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `p`
[INFO] [stdout]  --> src/hittables/hit_record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     p: Point3,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `normal`
[INFO] [stdout]  --> src/hittables/hit_record.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     normal: Vec3,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]  --> src/hittables/hit_record.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     t: f64
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `center`
[INFO] [stdout]  --> src/hittables/sphere.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     center: Point3,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radius`
[INFO] [stdout]  --> src/hittables/sphere.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     radius: f64
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_test_image`
[INFO] [stdout]   --> src/main.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn write_test_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_pixel`
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn write_pixel(red: f64, green: f64, blue: f64){
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "121edcf3f0da86e85afb4ca45b171b8cee7a9f60ede55e551187daef60d20430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121edcf3f0da86e85afb4ca45b171b8cee7a9f60ede55e551187daef60d20430", kill_on_drop: false }`
[INFO] [stdout] 121edcf3f0da86e85afb4ca45b171b8cee7a9f60ede55e551187daef60d20430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6aa3323e17ffd7728957c7eb4f6d541960d203eea022f789796b7566d627b94
[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" "f6aa3323e17ffd7728957c7eb4f6d541960d203eea022f789796b7566d627b94", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ray`
[INFO] [stdout]  --> src/hittables/hit_record.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::math::{Vec3, Point3, Ray};
[INFO] [stdout]   |                                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_min`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_max`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:39
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:51
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `p`
[INFO] [stdout]  --> src/hittables/hit_record.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     p: Point3,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `normal`
[INFO] [stdout]  --> src/hittables/hit_record.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     normal: Vec3,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]  --> src/hittables/hit_record.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     t: f64
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `center`
[INFO] [stdout]  --> src/hittables/sphere.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     center: Point3,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `radius`
[INFO] [stdout]  --> src/hittables/sphere.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     radius: f64
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit`
[INFO] [stdout]   --> src/hittables/sphere.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_test_image`
[INFO] [stdout]   --> src/main.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn write_test_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_pixel`
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn write_pixel(red: f64, green: f64, blue: f64){
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "f6aa3323e17ffd7728957c7eb4f6d541960d203eea022f789796b7566d627b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6aa3323e17ffd7728957c7eb4f6d541960d203eea022f789796b7566d627b94", kill_on_drop: false }`
[INFO] [stdout] f6aa3323e17ffd7728957c7eb4f6d541960d203eea022f789796b7566d627b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 789b6695266406522b7a50425a2f4aa86d2ad305039a3f0121669b6d5f302d7f
[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" "789b6695266406522b7a50425a2f4aa86d2ad305039a3f0121669b6d5f302d7f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Ray`
[INFO] [stderr]  --> src/hittables/hit_record.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::math::{Vec3, Point3, Ray};
[INFO] [stderr]   |                                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/hittables/sphere.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t_min`
[INFO] [stderr]   --> src/hittables/sphere.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stderr]    |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t_max`
[INFO] [stderr]   --> src/hittables/sphere.rs:11:39
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stderr]    |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_max`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record`
[INFO] [stderr]   --> src/hittables/sphere.rs:11:51
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stderr]    |                                                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `p`
[INFO] [stderr]  --> src/hittables/hit_record.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     p: Point3,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `normal`
[INFO] [stderr]  --> src/hittables/hit_record.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     normal: Vec3,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `t`
[INFO] [stderr]  --> src/hittables/hit_record.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     t: f64
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `center`
[INFO] [stderr]  --> src/hittables/sphere.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     center: Point3,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `radius`
[INFO] [stderr]  --> src/hittables/sphere.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     radius: f64
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `hit`
[INFO] [stderr]   --> src/hittables/sphere.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn hit(ray: &Ray, t_min: f64, t_max: f64, record: &HitRecord){}
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_test_image`
[INFO] [stderr]   --> src/main.rs:80:4
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn write_test_image() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_pixel`
[INFO] [stderr]    --> src/main.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn write_pixel(red: f64, green: f64, blue: f64){
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `raytracing-rust` (bin "raytracing-rust" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/raytracing_rust-82aa886951cef8bc)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "789b6695266406522b7a50425a2f4aa86d2ad305039a3f0121669b6d5f302d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789b6695266406522b7a50425a2f4aa86d2ad305039a3f0121669b6d5f302d7f", kill_on_drop: false }`
[INFO] [stdout] 789b6695266406522b7a50425a2f4aa86d2ad305039a3f0121669b6d5f302d7f