[INFO] cloning repository https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanfortlink%2Fray_tracing_in_a_weekend_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanfortlink%2Fray_tracing_in_a_weekend_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 409823b08167b12759974793f47cc50bc767e997
[INFO] testing alanfortlink/ray_tracing_in_a_weekend_rust against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falanfortlink%2Fray_tracing_in_a_weekend_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust
[INFO] finished tweaking git repo https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust
[INFO] tweaked toml for git repo https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alanfortlink/ray_tracing_in_a_weekend_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 929799ea78bbf38c7040b891361aeaddb7c901b0ba50c9317430f4d524d99f67
[INFO] running `Command { std: "docker" "start" "-a" "929799ea78bbf38c7040b891361aeaddb7c901b0ba50c9317430f4d524d99f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "929799ea78bbf38c7040b891361aeaddb7c901b0ba50c9317430f4d524d99f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929799ea78bbf38c7040b891361aeaddb7c901b0ba50c9317430f4d524d99f67", kill_on_drop: false }`
[INFO] [stdout] 929799ea78bbf38c7040b891361aeaddb7c901b0ba50c9317430f4d524d99f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36ef339c4d4203971b60be6c1443fe0105ae71bcc34ad6f7e6d1a59b46579119
[INFO] running `Command { std: "docker" "start" "-a" "36ef339c4d4203971b60be6c1443fe0105ae71bcc34ad6f7e6d1a59b46579119", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.9.0
[INFO] [stderr]    Compiling ray_tracing_in_a_weekend_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cmp::min`
[INFO] [stdout]  --> src/vec3.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::min, ops};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn scatter_lambertian(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Ray, Color)> {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MaterialType` is more private than the item `Material::material_type`
[INFO] [stdout]   --> src/material.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub material_type: MaterialType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `Material::material_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `MaterialType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/material.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum MaterialType {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PI` is never used
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | static PI: f64 = 3.1415926535897932385;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/camera.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Camera {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 13 |     pub aspect_ratio: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     vfov: f64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     look_from: Point3,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     look_at: Point3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     vup: Vec3,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 27 |     u: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     v: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 29 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     focus_dist: f64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `EMPTY` is never used
[INFO] [stdout]   --> src/camera.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | static EMPTY: Interval = Interval::new(f64::INFINITY, f64::NEG_INFINITY);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `UNIVERSE` is never used
[INFO] [stdout]   --> src/camera.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | static UNIVERSE: Interval = Interval::new(f64::NEG_INFINITY, f64::INFINITY);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `set_face_normal` are never used
[INFO] [stdout]   --> src/hit_record.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HitRecord {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(p: Point3, normal: Vec3, t: f64, material: Material) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn set_face_normal(&mut self, r: &Ray, outward_normal: &Vec3) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `contains` and `clamp` are never used
[INFO] [stdout]   --> src/interval.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn clamp(&self, x: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `Command { std: "docker" "inspect" "36ef339c4d4203971b60be6c1443fe0105ae71bcc34ad6f7e6d1a59b46579119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36ef339c4d4203971b60be6c1443fe0105ae71bcc34ad6f7e6d1a59b46579119", kill_on_drop: false }`
[INFO] [stdout] 36ef339c4d4203971b60be6c1443fe0105ae71bcc34ad6f7e6d1a59b46579119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88bbfd1e0357d6971e3bd6f84b8bad889873c6db3c6f56a53da29f19f9469380
[INFO] running `Command { std: "docker" "start" "-a" "88bbfd1e0357d6971e3bd6f84b8bad889873c6db3c6f56a53da29f19f9469380", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray_tracing_in_a_weekend_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cmp::min`
[INFO] [stdout]  --> src/vec3.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cmp::min, ops};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn scatter_lambertian(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Ray, Color)> {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MaterialType` is more private than the item `Material::material_type`
[INFO] [stdout]   --> src/material.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub material_type: MaterialType,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `Material::material_type` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `MaterialType` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/material.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | enum MaterialType {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `PI` is never used
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | static PI: f64 = 3.1415926535897932385;
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/camera.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Camera {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 13 |     pub aspect_ratio: f64,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     vfov: f64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     look_from: Point3,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     look_at: Point3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 26 |     vup: Vec3,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 27 |     u: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 28 |     v: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] 29 |     w: Vec3,
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     focus_dist: f64,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `EMPTY` is never used
[INFO] [stdout]   --> src/camera.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | static EMPTY: Interval = Interval::new(f64::INFINITY, f64::NEG_INFINITY);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `UNIVERSE` is never used
[INFO] [stdout]   --> src/camera.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | static UNIVERSE: Interval = Interval::new(f64::NEG_INFINITY, f64::INFINITY);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `set_face_normal` are never used
[INFO] [stdout]   --> src/hit_record.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl HitRecord {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(p: Point3, normal: Vec3, t: f64, material: Material) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn set_face_normal(&mut self, r: &Ray, outward_normal: &Vec3) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `contains` and `clamp` are never used
[INFO] [stdout]   --> src/interval.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn clamp(&self, x: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "88bbfd1e0357d6971e3bd6f84b8bad889873c6db3c6f56a53da29f19f9469380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bbfd1e0357d6971e3bd6f84b8bad889873c6db3c6f56a53da29f19f9469380", kill_on_drop: false }`
[INFO] [stdout] 88bbfd1e0357d6971e3bd6f84b8bad889873c6db3c6f56a53da29f19f9469380
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cbe45d2ace28d2b6ad5eaa999329b93a22b43070cc0b1493411fb8a26ae500d0
[INFO] running `Command { std: "docker" "start" "-a" "cbe45d2ace28d2b6ad5eaa999329b93a22b43070cc0b1493411fb8a26ae500d0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `cmp::min`
[INFO] [stderr]  --> src/vec3.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cmp::min, ops};
[INFO] [stderr]   |           ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:50:34
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn scatter_lambertian(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Ray, Color)> {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `MaterialType` is more private than the item `Material::material_type`
[INFO] [stderr]   --> src/material.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub material_type: MaterialType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `Material::material_type` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `MaterialType` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/material.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | enum MaterialType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static `PI` is never used
[INFO] [stderr]   --> src/main.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | static PI: f64 = 3.1415926535897932385;
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/camera.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Camera {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 13 |     pub aspect_ratio: f64,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 |     vfov: f64,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 24 |     look_from: Point3,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 25 |     look_at: Point3,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 26 |     vup: Vec3,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 27 |     u: Vec3,
[INFO] [stderr]    |     ^
[INFO] [stderr] 28 |     v: Vec3,
[INFO] [stderr]    |     ^
[INFO] [stderr] 29 |     w: Vec3,
[INFO] [stderr]    |     ^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     focus_dist: f64,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `EMPTY` is never used
[INFO] [stderr]   --> src/camera.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | static EMPTY: Interval = Interval::new(f64::INFINITY, f64::NEG_INFINITY);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `UNIVERSE` is never used
[INFO] [stderr]   --> src/camera.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | static UNIVERSE: Interval = Interval::new(f64::NEG_INFINITY, f64::INFINITY);
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `set_face_normal` are never used
[INFO] [stderr]   --> src/hit_record.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl HitRecord {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(p: Point3, normal: Vec3, t: f64, material: Material) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn set_face_normal(&mut self, r: &Ray, outward_normal: &Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `contains` and `clamp` are never used
[INFO] [stderr]   --> src/interval.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 6  | impl Interval {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 11 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn clamp(&self, x: f64) -> f64 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ray_tracing_in_a_weekend_rust` (bin "ray_tracing_in_a_weekend_rust" test) generated 9 warnings (run `cargo fix --bin "ray_tracing_in_a_weekend_rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ray_tracing_in_a_weekend_rust-46e3c91c30405385)
[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" "cbe45d2ace28d2b6ad5eaa999329b93a22b43070cc0b1493411fb8a26ae500d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe45d2ace28d2b6ad5eaa999329b93a22b43070cc0b1493411fb8a26ae500d0", kill_on_drop: false }`
[INFO] [stdout] cbe45d2ace28d2b6ad5eaa999329b93a22b43070cc0b1493411fb8a26ae500d0