[INFO] cloning repository https://github.com/JosephSullivan256/rust-ray-tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JosephSullivan256/rust-ray-tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephSullivan256%2Frust-ray-tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephSullivan256%2Frust-ray-tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5e6ca303572aaa8d86006d8d6cb3fafe385f400
[INFO] checking JosephSullivan256/rust-ray-tracer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephSullivan256%2Frust-ray-tracer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JosephSullivan256/rust-ray-tracer on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JosephSullivan256/rust-ray-tracer
[INFO] finished tweaking git repo https://github.com/JosephSullivan256/rust-ray-tracer
[INFO] tweaked toml for git repo https://github.com/JosephSullivan256/rust-ray-tracer written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JosephSullivan256/rust-ray-tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded weezl v0.1.1
[INFO] [stderr]   Downloaded bytemuck v1.4.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded gif v0.11.1
[INFO] [stderr]   Downloaded image v0.23.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 649e6f7ce3c335e7329629755914b1c661485ab5ec81ccb48f4b390c4f20521c
[INFO] running `Command { std: "docker" "start" "-a" "649e6f7ce3c335e7329629755914b1c661485ab5ec81ccb48f4b390c4f20521c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "649e6f7ce3c335e7329629755914b1c661485ab5ec81ccb48f4b390c4f20521c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649e6f7ce3c335e7329629755914b1c661485ab5ec81ccb48f4b390c4f20521c", kill_on_drop: false }`
[INFO] [stdout] 649e6f7ce3c335e7329629755914b1c661485ab5ec81ccb48f4b390c4f20521c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89c595fbc6c8769c2ca1478b2b6dbe9ca3d059e969ee855765d815b0424b6a58
[INFO] running `Command { std: "docker" "start" "-a" "89c595fbc6c8769c2ca1478b2b6dbe9ca3d059e969ee855765d815b0424b6a58", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking weezl v0.1.1
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `sample_directions` is never used
[INFO] [stdout]   --> src/material.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Material {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn sample_directions(&self, n: u32, incoming: Ray, normal: Vec3) -> Vec<Vec3> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/camera.rs:26:89
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn render_image(&self, buffer: &mut image::RgbImage, scene: &Scene, depth: u32, N: u32){
[INFO] [stdout]    |                                                                                         ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toRGB` should have a snake case name
[INFO] [stdout]   --> src/light.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn toRGB(&self) -> image::Rgb<u8> {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to snake case: `to_rgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toRGBA` should have a snake case name
[INFO] [stdout]   --> src/light.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn toRGBA(&self) -> image::Rgba<u8> {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to snake case: `to_rgba`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sample_directions` is never used
[INFO] [stdout]   --> src/material.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Material {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn sample_directions(&self, n: u32, incoming: Ray, normal: Vec3) -> Vec<Vec3> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> src/camera.rs:26:89
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn render_image(&self, buffer: &mut image::RgbImage, scene: &Scene, depth: u32, N: u32){
[INFO] [stdout]    |                                                                                         ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toRGB` should have a snake case name
[INFO] [stdout]   --> src/light.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn toRGB(&self) -> image::Rgb<u8> {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to snake case: `to_rgb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toRGBA` should have a snake case name
[INFO] [stdout]   --> src/light.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn toRGBA(&self) -> image::Rgba<u8> {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to snake case: `to_rgba`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.99s
[INFO] running `Command { std: "docker" "inspect" "89c595fbc6c8769c2ca1478b2b6dbe9ca3d059e969ee855765d815b0424b6a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c595fbc6c8769c2ca1478b2b6dbe9ca3d059e969ee855765d815b0424b6a58", kill_on_drop: false }`
[INFO] [stdout] 89c595fbc6c8769c2ca1478b2b6dbe9ca3d059e969ee855765d815b0424b6a58