[INFO] cloning repository https://github.com/SnowWalkerJ/RustRayTrace
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75956e5ee60396a680c941e5856764c5d7219075
[INFO] building SnowWalkerJ/RustRayTrace against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnowWalkerJ%2FRustRayTrace" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/SnowWalkerJ/RustRayTrace
[INFO] finished tweaking git repo https://github.com/SnowWalkerJ/RustRayTrace
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[INFO] crate git repo https://github.com/SnowWalkerJ/RustRayTrace 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling RayTrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Medium` is never constructed
[INFO] [stdout]  --> src/shapes/medium.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Medium {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `test_hit` are never used
[INFO] [stdout]   --> src/shapes/medium.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Medium {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(shape: impl Shape + 'static, density: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dielectric` is never constructed
[INFO] [stdout]  --> src/materials/dielectric.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Dielectric {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(refraction_index: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reflectance` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn reflectance(cosine: f32, refraction_index: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random` is never used
[INFO] [stdout]   --> src/misc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn random() -> f32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RayTrace` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `ray_trace`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord{
[INFO] [stdout]    |                           ^^^^^ the lifetime is elided here            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord<'_>{
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/quard.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here                   ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/object.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shape.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scene.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here                   ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.27s
[INFO] running `Command { std: "docker" "inspect" "a5a0a916da2e03786fffe57a95b1e20aa215cb98d12001d53370f0706c55599f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a0a916da2e03786fffe57a95b1e20aa215cb98d12001d53370f0706c55599f", kill_on_drop: false }`
[INFO] [stdout] a5a0a916da2e03786fffe57a95b1e20aa215cb98d12001d53370f0706c55599f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 276fbf5b60b8aabfbe2cb4a518d83bc55002a5a3a4c8a2522114175fe755e92e
[INFO] running `Command { std: "docker" "start" "-a" "276fbf5b60b8aabfbe2cb4a518d83bc55002a5a3a4c8a2522114175fe755e92e", kill_on_drop: false }`
[INFO] [stderr]    Compiling RayTrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Medium` is never constructed
[INFO] [stdout]  --> src/shapes/medium.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Medium {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `test_hit` are never used
[INFO] [stdout]   --> src/shapes/medium.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Medium {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(shape: impl Shape + 'static, density: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dielectric` is never constructed
[INFO] [stdout]  --> src/materials/dielectric.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Dielectric {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(refraction_index: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reflectance` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn reflectance(cosine: f32, refraction_index: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random` is never used
[INFO] [stdout]   --> src/misc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn random() -> f32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RayTrace` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `ray_trace`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord{
[INFO] [stdout]    |                           ^^^^^ the lifetime is elided here            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord<'_>{
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/quard.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here                   ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/object.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shape.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scene.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here                   ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Medium` is never constructed
[INFO] [stdout]  --> src/shapes/medium.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Medium {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `test_hit` are never used
[INFO] [stdout]   --> src/shapes/medium.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Medium {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(shape: impl Shape + 'static, density: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Dielectric` is never constructed
[INFO] [stdout]  --> src/materials/dielectric.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Dielectric {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 10 |     pub fn new(refraction_index: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reflectance` is never used
[INFO] [stdout]   --> src/materials/dielectric.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn reflectance(cosine: f32, refraction_index: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random` is never used
[INFO] [stdout]   --> src/misc.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn random() -> f32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord{
[INFO] [stdout]    |                           ^^^^^ the lifetime is elided here            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn _compute_hitrecord(&self, ray: &Ray, t: f32, is_front: bool) -> HitRecord<'_>{
[INFO] [stdout]    |                                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/sphere.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/quard.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord> {
[INFO] [stdout]    |                 ^^^^^ the lifetime is elided here                   ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn test_hit(&self, ray: &Ray, hit_record: &HitRecord) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shapes/medium.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord> {
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>> {
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/object.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here               ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn hit(&self, ray: &Ray, interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/shape.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord>;
[INFO] [stdout]    |            ^^^^^ the lifetime is elided here               ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hit(&self, ray: &Ray, interval: Interval) -> Option<HitRecord<'_>>;
[INFO] [stdout]    |                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/scene.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord> {
[INFO] [stdout]    |                ^^^^^ the lifetime is elided here                   ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn hit(&self, ray: &Ray, mut interval: Interval) -> Option<ObjectHitRecord<'_>> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "276fbf5b60b8aabfbe2cb4a518d83bc55002a5a3a4c8a2522114175fe755e92e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276fbf5b60b8aabfbe2cb4a518d83bc55002a5a3a4c8a2522114175fe755e92e", kill_on_drop: false }`
[INFO] [stdout] 276fbf5b60b8aabfbe2cb4a518d83bc55002a5a3a4c8a2522114175fe755e92e
