[INFO] cloning repository https://github.com/emstresh/Rust-Raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emstresh/Rust-Raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femstresh%2FRust-Raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femstresh%2FRust-Raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2aedf3060aa0444d53dcb8131a8fc3d9a86f3bc
[INFO] testing emstresh/Rust-Raytracer against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femstresh%2FRust-Raytracer" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emstresh/Rust-Raytracer 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/emstresh/Rust-Raytracer
[INFO] finished tweaking git repo https://github.com/emstresh/Rust-Raytracer
[INFO] tweaked toml for git repo https://github.com/emstresh/Rust-Raytracer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/emstresh/Rust-Raytracer 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c3b4a933fa48d331fb8b2d664a2453de3fbf28e5e980c14a5a513f7ae355ebe2
[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" "c3b4a933fa48d331fb8b2d664a2453de3fbf28e5e980c14a5a513f7ae355ebe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b4a933fa48d331fb8b2d664a2453de3fbf28e5e980c14a5a513f7ae355ebe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b4a933fa48d331fb8b2d664a2453de3fbf28e5e980c14a5a513f7ae355ebe2", kill_on_drop: false }`
[INFO] [stdout] c3b4a933fa48d331fb8b2d664a2453de3fbf28e5e980c14a5a513f7ae355ebe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 463e9a270196448ec51e29655d15a032e965eca0ecf11598b75e4a497e52fd51
[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" "463e9a270196448ec51e29655d15a032e965eca0ecf11598b75e4a497e52fd51", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling minifb v0.12.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arg`, `SubCommand`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{ Arg, App, SubCommand };
[INFO] [stdout]   |             ^^^       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::texture::Texture`
[INFO] [stdout]  --> src/world.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::texture::Texture;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:39
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]    --> src/material.rs:197:23
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:197:34
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/perlin.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for i in 0..256 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/perlin.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         for i in 0..depth {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:59:37
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/texture.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:143:37
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let mut world = world::cornell_box(
[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: `did_hit`
[INFO] [stdout]   --> src/bbox.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn did_hit(&self, r: &Ray, t_min: f32, t_max: f32) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovingSphere`
[INFO] [stdout]   --> src/hitable.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MovingSphere(MovingSphere<'material>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `moving_sphere`
[INFO] [stdout]   --> src/hitable.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn moving_sphere(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material...
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bounding_box_list`
[INFO] [stdout]   --> src/hitable.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn bounding_box_list<'world>(items: &'world [Geometry], t0: f32, t1: f32) -> BBox {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/moving_sphere.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checker`
[INFO] [stdout]   --> src/texture.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Checker(CheckerTexture<'texture>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `checker`
[INFO] [stdout]   --> src/texture.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn checker(t0: &'texture Texture, t1: &'texture Texture) -> Texture<'texture> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(r:f32, g: f32, b: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn new(even: &'texture Texture, odd: &'texture Texture) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.11s
[INFO] running `Command { std: "docker" "inspect" "463e9a270196448ec51e29655d15a032e965eca0ecf11598b75e4a497e52fd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463e9a270196448ec51e29655d15a032e965eca0ecf11598b75e4a497e52fd51", kill_on_drop: false }`
[INFO] [stdout] 463e9a270196448ec51e29655d15a032e965eca0ecf11598b75e4a497e52fd51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3f56f6c989f815402abd25d72af310dd8e735304ecf11f1d9aa1e0dac4f98bed
[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" "3f56f6c989f815402abd25d72af310dd8e735304ecf11f1d9aa1e0dac4f98bed", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arg`, `SubCommand`
[INFO] [stdout]  --> src/main.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{ Arg, App, SubCommand };
[INFO] [stdout]   |             ^^^       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::texture::Texture`
[INFO] [stdout]  --> src/world.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::texture::Texture;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/material.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:39
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]    --> src/material.rs:197:23
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hit`
[INFO] [stdout]    --> src/material.rs:197:34
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/perlin.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     for i in 0..256 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/perlin.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         for i in 0..depth {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/texture.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:59:29
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:59:37
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/texture.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:104:29
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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/texture.rs:143:37
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let mut world = world::cornell_box(
[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: `did_hit`
[INFO] [stdout]   --> src/bbox.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |   pub fn did_hit(&self, r: &Ray, t_min: f32, t_max: f32) -> bool {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MovingSphere`
[INFO] [stdout]   --> src/hitable.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     MovingSphere(MovingSphere<'material>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `moving_sphere`
[INFO] [stdout]   --> src/hitable.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn moving_sphere(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material...
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bounding_box_list`
[INFO] [stdout]   --> src/hitable.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn bounding_box_list<'world>(items: &'world [Geometry], t0: f32, t1: f32) -> BBox {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/moving_sphere.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Checker`
[INFO] [stdout]   --> src/texture.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Checker(CheckerTexture<'texture>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `checker`
[INFO] [stdout]   --> src/texture.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn checker(t0: &'texture Texture, t1: &'texture Texture) -> Texture<'texture> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn new(r:f32, g: f32, b: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn new(even: &'texture Texture, odd: &'texture Texture) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "3f56f6c989f815402abd25d72af310dd8e735304ecf11f1d9aa1e0dac4f98bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f56f6c989f815402abd25d72af310dd8e735304ecf11f1d9aa1e0dac4f98bed", kill_on_drop: false }`
[INFO] [stdout] 3f56f6c989f815402abd25d72af310dd8e735304ecf11f1d9aa1e0dac4f98bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 92e85a7712e12750bbd01ca7f43335e61cf6f80649aa9e50c591d062ef355960
[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" "92e85a7712e12750bbd01ca7f43335e61cf6f80649aa9e50c591d062ef355960", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `Arg`, `SubCommand`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:2:13
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 2 | use clap::{ Arg, App, SubCommand };
[INFO] [stdout] 
[INFO] [stderr]   |             ^^^       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::texture::Texture`
[INFO] [stderr]  --> src/world.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::texture::Texture;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/material.rs:39:23
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:31
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[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:39:39
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn emitted(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]    --> src/material.rs:197:23
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stderr]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hit`
[INFO] [stderr]    --> src/material.rs:197:34
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn scatter(&self, r_in: Ray, hit: &HitRecord) -> Option<Scatter> {
[INFO] [stderr]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/perlin.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     for i in 0..256 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/perlin.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |         for i in 0..depth {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/texture.rs:59:21
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/texture.rs:59:29
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/texture.rs:59:37
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/texture.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/texture.rs:104:29
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/texture.rs:143:37
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn value(&self, u: f32, v: f32, p: &Vector3<f32>) -> Vector3<f32> {
[INFO] [stderr]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let mut world = world::cornell_box(
[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: `did_hit`
[INFO] [stderr]   --> src/bbox.rs:38:10
[INFO] [stderr]    |
[INFO] [stderr] 38 |   pub fn did_hit(&self, r: &Ray, t_min: f32, t_max: f32) -> bool {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `MovingSphere`
[INFO] [stderr]   --> src/hitable.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     MovingSphere(MovingSphere<'material>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `moving_sphere`
[INFO] [stderr]   --> src/hitable.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn moving_sphere(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material...
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bounding_box_list`
[INFO] [stderr]   --> src/hitable.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn bounding_box_list<'world>(items: &'world [Geometry], t0: f32, t1: f32) -> BBox {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/moving_sphere.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(center0: Vector3<f32>, center1: Vector3<f32>, time0: f32, time1: f32, radius: f32, material: &'material Material) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Checker`
[INFO] [stderr]   --> src/texture.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Checker(CheckerTexture<'texture>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `checker`
[INFO] [stderr]   --> src/texture.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn checker(t0: &'texture Texture, t1: &'texture Texture) -> Texture<'texture> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn new(r:f32, g: f32, b: f32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn new(even: &'texture Texture, odd: &'texture Texture) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/raytracer-a5df354ece65d7ce
[INFO] running `Command { std: "docker" "inspect" "92e85a7712e12750bbd01ca7f43335e61cf6f80649aa9e50c591d062ef355960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92e85a7712e12750bbd01ca7f43335e61cf6f80649aa9e50c591d062ef355960", kill_on_drop: false }`
[INFO] [stdout] 92e85a7712e12750bbd01ca7f43335e61cf6f80649aa9e50c591d062ef355960
