[INFO] cloning repository https://github.com/Tuxinet/rust-path-tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tuxinet/rust-path-tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuxinet%2Frust-path-tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuxinet%2Frust-path-tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2b8a97613d519b1d8c3066c240dee48eb353633
[INFO] testing Tuxinet/rust-path-tracer against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuxinet%2Frust-path-tracer" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tuxinet/rust-path-tracer on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tuxinet/rust-path-tracer
[INFO] finished tweaking git repo https://github.com/Tuxinet/rust-path-tracer
[INFO] tweaked toml for git repo https://github.com/Tuxinet/rust-path-tracer written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Tuxinet/rust-path-tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8919f720b8f1bc5f629c8098c4c3a3c922190ac6883f709d3860af6c796314fa
[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" "8919f720b8f1bc5f629c8098c4c3a3c922190ac6883f709d3860af6c796314fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8919f720b8f1bc5f629c8098c4c3a3c922190ac6883f709d3860af6c796314fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8919f720b8f1bc5f629c8098c4c3a3c922190ac6883f709d3860af6c796314fa", kill_on_drop: false }`
[INFO] [stdout] 8919f720b8f1bc5f629c8098c4c3a3c922190ac6883f709d3860af6c796314fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0643b0e53dc5bca5605c383aebf78d5c53bd15ad283cacf22482ccab27b8edcb
[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" "0643b0e53dc5bca5605c383aebf78d5c53bd15ad283cacf22482ccab27b8edcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
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[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
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[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling inflate v0.4.5
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[INFO] [stderr]    Compiling num_cpus v1.13.0
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[INFO] [stderr]    Compiling png v0.16.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.20.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
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[INFO] [stderr]    Compiling pathtrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `distance_squared`, `distance`
[INFO] [stdout]  --> src/primitives/sphere.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/material.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/ray.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/vecutil.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/camera.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stdout]  --> src/camera.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SmallRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/aabb.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hit`
[INFO] [stdout]  --> src/aabb.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ray::{Ray, Hit};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::primitives::Intersect`
[INFO] [stdout]  --> src/aabb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::primitives::Intersect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::*`
[INFO] [stdout]  --> src/aabb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::material::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/aabb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `aabb` should have an upper camel case name
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/material.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/material.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/vecutil.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::*;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:152:23
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/material.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/material.rs:156:31
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/material.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/aabb.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for a in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/aabb.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/aabb.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/aabb.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_unit_vector`
[INFO] [stdout]   --> src/vecutil.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min`
[INFO] [stdout]   --> src/aabb.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     min: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max`
[INFO] [stdout]   --> src/aabb.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     max: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/ray.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `distance_squared`, `distance`
[INFO] [stdout]  --> src/primitives/sphere.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/camera.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stdout]  --> src/camera.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SmallRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/vecutil.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/material.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/aabb.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hit`
[INFO] [stdout]  --> src/aabb.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ray::{Ray, Hit};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::primitives::Intersect`
[INFO] [stdout]  --> src/aabb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::primitives::Intersect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::*`
[INFO] [stdout]  --> src/aabb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::material::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/aabb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `aabb` should have an upper camel case name
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RowVector3`
[INFO] [stdout]   --> src/main.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 | use na::{Vector3,RowVector3};
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/material.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/vecutil.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::*;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/material.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::*;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `center` is never read
[INFO] [stdout]   --> src/main.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let mut center = Vector3::new(a as f64 + 0.9 * rng.gen_range(0.0, 1.0), 0.2, b as f64 + 0.9 * rng.gen_range(0.0, 1.0));
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:152:23
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/material.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/material.rs:156:31
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/material.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/aabb.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for a in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/aabb.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/aabb.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/aabb.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let mut start = j;
[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: `random_unit_vector`
[INFO] [stdout]   --> src/vecutil.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `aabb`
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit`
[INFO] [stdout]   --> src/aabb.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_float`
[INFO] [stdout]   --> src/lehmer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 2m 34s
[INFO] running `Command { std: "docker" "inspect" "0643b0e53dc5bca5605c383aebf78d5c53bd15ad283cacf22482ccab27b8edcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0643b0e53dc5bca5605c383aebf78d5c53bd15ad283cacf22482ccab27b8edcb", kill_on_drop: false }`
[INFO] [stdout] 0643b0e53dc5bca5605c383aebf78d5c53bd15ad283cacf22482ccab27b8edcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa7ad33568b126c29eb5a20c7857bfc1cc9afb9a90f3fd5bb0258482ecf96717
[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" "fa7ad33568b126c29eb5a20c7857bfc1cc9afb9a90f3fd5bb0258482ecf96717", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stdout] warning: unused imports: `distance_squared`, `distance`
[INFO] [stdout]  --> src/primitives/sphere.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/material.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/ray.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/vecutil.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/camera.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stdout]  --> src/camera.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SmallRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/aabb.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hit`
[INFO] [stdout]  --> src/aabb.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ray::{Ray, Hit};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::primitives::Intersect`
[INFO] [stdout]  --> src/aabb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::primitives::Intersect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::*`
[INFO] [stdout]  --> src/aabb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::material::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/aabb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `aabb` should have an upper camel case name
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/material.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/material.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/vecutil.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::*;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:152:23
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/material.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/material.rs:156:31
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/material.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/aabb.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for a in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/aabb.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/aabb.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/aabb.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_unit_vector`
[INFO] [stdout]   --> src/vecutil.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min`
[INFO] [stdout]   --> src/aabb.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     min: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max`
[INFO] [stdout]   --> src/aabb.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     max: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling pathtrace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `distance_squared`, `distance`
[INFO] [stdout]  --> src/primitives/sphere.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/material.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/ray.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/vecutil.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/camera.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stdout]  --> src/camera.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SmallRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/aabb.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hit`
[INFO] [stdout]  --> src/aabb.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ray::{Ray, Hit};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::primitives::Intersect`
[INFO] [stdout]  --> src/aabb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::primitives::Intersect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::*`
[INFO] [stdout]  --> src/aabb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::material::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/aabb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `aabb` should have an upper camel case name
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/material.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/ray.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `distance_squared`, `distance`
[INFO] [stdout]  --> src/primitives/sphere.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/camera.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stdout]  --> src/camera.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::SmallRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/vecutil.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/material.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rotation3`
[INFO] [stdout]  --> src/aabb.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use na::{Vector3, Rotation3};
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hit`
[INFO] [stdout]  --> src/aabb.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::ray::{Ray, Hit};
[INFO] [stdout]   |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::primitives::Intersect`
[INFO] [stdout]  --> src/aabb.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::primitives::Intersect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::*`
[INFO] [stdout]  --> src/aabb.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::material::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/aabb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `aabb` should have an upper camel case name
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RowVector3`
[INFO] [stdout]   --> src/main.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 | use na::{Vector3,RowVector3};
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/material.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/material.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/vecutil.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::*;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:152:23
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/material.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/material.rs:156:31
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/material.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/aabb.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for a in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/aabb.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/aabb.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/aabb.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_unit_vector`
[INFO] [stdout]   --> src/vecutil.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `min`
[INFO] [stdout]   --> src/aabb.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     min: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max`
[INFO] [stdout]   --> src/aabb.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     max: Vector3<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/vecutil.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::*;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/material.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use rand::*;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `center` is never read
[INFO] [stdout]   --> src/main.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |             let mut center = Vector3::new(a as f64 + 0.9 * rng.gen_range(0.0, 1.0), 0.2, b as f64 + 0.9 * rng.gen_range(0.0, 1.0));
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/material.rs:28:31
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/material.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]    --> src/material.rs:152:23
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/material.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/material.rs:156:31
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/material.rs:156:39
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/aabb.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for a in 0..3 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/aabb.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/aabb.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/aabb.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:13:46
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `min`
[INFO] [stdout]   --> src/lehmer.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/lehmer.rs:19:43
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let mut start = j;
[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: `random_unit_vector`
[INFO] [stdout]   --> src/vecutil.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `aabb`
[INFO] [stdout]  --> src/aabb.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct aabb {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit`
[INFO] [stdout]   --> src/aabb.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random_float`
[INFO] [stdout]   --> src/lehmer.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 3m 35s
[INFO] running `Command { std: "docker" "inspect" "fa7ad33568b126c29eb5a20c7857bfc1cc9afb9a90f3fd5bb0258482ecf96717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7ad33568b126c29eb5a20c7857bfc1cc9afb9a90f3fd5bb0258482ecf96717", kill_on_drop: false }`
[INFO] [stdout] fa7ad33568b126c29eb5a20c7857bfc1cc9afb9a90f3fd5bb0258482ecf96717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b455d8b3dcc240fa5ae28653b1338ed0328f55dc4729c79cd5e8e9fcddce69d
[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" "9b455d8b3dcc240fa5ae28653b1338ed0328f55dc4729c79cd5e8e9fcddce69d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `distance_squared`, `distance`
[INFO] [stderr]  --> src/primitives/sphere.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/material.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `distance_squared`, `distance`
[INFO] [stderr]  --> src/primitives/sphere.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/ray.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/vecutil.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/camera.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stderr]  --> src/camera.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::prelude::SmallRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/aabb.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hit`
[INFO] [stderr]  --> src/aabb.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::ray::{Ray, Hit};
[INFO] [stderr]   |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::primitives::Intersect`
[INFO] [stderr]  --> src/aabb.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::primitives::Intersect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::material::*`
[INFO] [stderr]  --> src/aabb.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::material::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/material.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/ray.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/vecutil.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/camera.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stderr]  --> src/camera.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::prelude::SmallRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/aabb.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hit`
[INFO] [stderr]  --> src/aabb.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::ray::{Ray, Hit};
[INFO] [stderr]   |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::primitives::Intersect`
[INFO] [stderr]  --> src/aabb.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::primitives::Intersect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::material::*`
[INFO] [stderr]  --> src/aabb.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::material::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/aabb.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `aabb` should have an upper camel case name
[INFO] [stderr]  --> src/aabb.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct aabb {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/material.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/material.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/vecutil.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::*;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/material.rs:28:23
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/material.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/material.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]    --> src/material.rs:152:23
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]    --> src/material.rs:152:34
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/material.rs:156:23
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/material.rs:156:31
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/material.rs:156:39
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/aabb.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for a in 0..3 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/aabb.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmin`
[INFO] [stderr]   --> src/aabb.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmax`
[INFO] [stderr]   --> src/aabb.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:13:36
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:19:43
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_unit_vector`
[INFO] [stderr]   --> src/vecutil.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `min`
[INFO] [stderr]   --> src/aabb.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     min: Vector3<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `max`
[INFO] [stderr]   --> src/aabb.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     max: Vector3<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 34 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/aabb.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `aabb` should have an upper camel case name
[INFO] [stderr]  --> src/aabb.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct aabb {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/material.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/material.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/vecutil.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::*;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/material.rs:28:23
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/material.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/material.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]    --> src/material.rs:152:23
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]    --> src/material.rs:152:34
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/material.rs:156:23
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/material.rs:156:31
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/material.rs:156:39
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/aabb.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for a in 0..3 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/aabb.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmin`
[INFO] [stderr]   --> src/aabb.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmax`
[INFO] [stderr]   --> src/aabb.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:13:36
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:19:43
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_unit_vector`
[INFO] [stderr]   --> src/vecutil.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `min`
[INFO] [stderr]   --> src/aabb.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     min: Vector3<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `max`
[INFO] [stderr]   --> src/aabb.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     max: Vector3<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 34 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/ray.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `distance_squared`, `distance`
[INFO] [stderr]  --> src/primitives/sphere.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, distance, distance_squared};
[INFO] [stderr]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/camera.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::SmallRng`
[INFO] [stderr]  --> src/camera.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::prelude::SmallRng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/vecutil.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/material.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]  --> src/aabb.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use na::{Vector3, Rotation3};
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Hit`
[INFO] [stderr]  --> src/aabb.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::ray::{Ray, Hit};
[INFO] [stderr]   |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::primitives::Intersect`
[INFO] [stderr]  --> src/aabb.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::primitives::Intersect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::material::*`
[INFO] [stderr]  --> src/aabb.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::material::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/aabb.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `aabb` should have an upper camel case name
[INFO] [stderr]  --> src/aabb.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct aabb {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RowVector3`
[INFO] [stderr]   --> src/main.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 | use na::{Vector3,RowVector3};
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/material.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/vecutil.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::*;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/material.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use rand::*;
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `center` is never read
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |             let mut center = Vector3::new(a as f64 + 0.9 * rng.gen_range(0.0, 1.0), 0.2, b as f64 + 0.9 * rng.gen_range(0.0, 1.0));
[INFO] [stderr]    |                 ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/material.rs:28:23
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/material.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/material.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 { return Vec3::new(0.0, 0.0, 0.0); }
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]    --> src/material.rs:152:23
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]    --> src/material.rs:152:34
[INFO] [stderr]     |
[INFO] [stderr] 152 |     fn scatter(&self, ray: &Ray, hit: &Hit, _rng: &mut Lehmer) -> Option<ScatterRecord> {
[INFO] [stderr]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/material.rs:156:23
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                       ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/material.rs:156:31
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/material.rs:156:39
[INFO] [stderr]     |
[INFO] [stderr] 156 |     fn emitted(&self, u: f64, v: f64, p: Vec3) -> Vec3 {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/aabb.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |         for a in 0..3 {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray`
[INFO] [stderr]   --> src/aabb.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmin`
[INFO] [stderr]   --> src/aabb.rs:15:27
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmax`
[INFO] [stderr]   --> src/aabb.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:13:36
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:13:46
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `min`
[INFO] [stderr]   --> src/lehmer.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_min`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/lehmer.rs:19:43
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn gen_range(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:124:21
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let mut start = j;
[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: `random_unit_vector`
[INFO] [stderr]   --> src/vecutil.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn random_unit_vector(rng: &mut Lehmer) -> Vector3<f64> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `aabb`
[INFO] [stderr]  --> src/aabb.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct aabb {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `hit`
[INFO] [stderr]   --> src/aabb.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn hit(ray: &Ray, tmin: f32, tmax: f32) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `random_float`
[INFO] [stderr]   --> src/lehmer.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn random_float(&mut self, min: f64, max: f64) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 39 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pathtrace-6a27ec9658101d2f
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pathtrace-77c3c44d317d448e
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pathtrace
[INFO] [stderr] warning: type `aabb` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/aabb.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct aabb {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case: `Aabb`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b455d8b3dcc240fa5ae28653b1338ed0328f55dc4729c79cd5e8e9fcddce69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b455d8b3dcc240fa5ae28653b1338ed0328f55dc4729c79cd5e8e9fcddce69d", kill_on_drop: false }`
[INFO] [stdout] 9b455d8b3dcc240fa5ae28653b1338ed0328f55dc4729c79cd5e8e9fcddce69d
