[INFO] cloning repository https://github.com/Nucleartaxi/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nucleartaxi/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNucleartaxi%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNucleartaxi%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd55c6235f0da04149e9da29926248451e053ebf
[INFO] checking Nucleartaxi/raytracer against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNucleartaxi%2Fraytracer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nucleartaxi/raytracer 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/Nucleartaxi/raytracer
[INFO] finished tweaking git repo https://github.com/Nucleartaxi/raytracer
[INFO] tweaked toml for git repo https://github.com/Nucleartaxi/raytracer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Nucleartaxi/raytracer 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb01d284e82bd49c3465d6b0cce0f77808cf4817b902ffc7ed0433746efe8ec6
[INFO] running `Command { std: "docker" "start" "-a" "eb01d284e82bd49c3465d6b0cce0f77808cf4817b902ffc7ed0433746efe8ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb01d284e82bd49c3465d6b0cce0f77808cf4817b902ffc7ed0433746efe8ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb01d284e82bd49c3465d6b0cce0f77808cf4817b902ffc7ed0433746efe8ec6", kill_on_drop: false }`
[INFO] [stdout] eb01d284e82bd49c3465d6b0cce0f77808cf4817b902ffc7ed0433746efe8ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1ffdef728ef4ce8e1656c07edb1ed298afa5e7ecd7cb5d70e7ad0edab2431b5
[INFO] running `Command { std: "docker" "start" "-a" "f1ffdef728ef4ce8e1656c07edb1ed298afa5e7ecd7cb5d70e7ad0edab2431b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::material`
[INFO] [stdout]  --> src/ray.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::material;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::material`
[INFO] [stdout]  --> src/ray.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::material;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> (bool, Color, Ray) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/main.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             for s in 0..SAMPLES_PER_PIXEL {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_test_image` is never used
[INFO] [stdout]  --> src/image.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_test_image(v: &mut Vec<u8>, width: u32, height: u32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/vec3.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Vec3 {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_x(&mut self, x: f64) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn set_y(&mut self, y: f64) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn set_z(&mut self, z: f64) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn multiply(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn divide(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn cross(&self, other: &Vec3) -> Vec3 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn new_random() -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `multiply_by` is never used
[INFO] [stdout]   --> src/color.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Color {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn multiply_by(&self, x: f64) -> Color {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_empty`, `hit_sphere`, and `quadrant` are never used
[INFO] [stdout]   --> src/ray.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Ray {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new_empty() -> Ray {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn hit_sphere(&self, center: vec3::Vec3, radius: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn quadrant(&self) -> color::Color { //generates quadrant background based on sign of ray direction
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl HittableList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `degrees_to_radians` is never used
[INFO] [stdout]  --> src/utils.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/material.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(ir: f64) -> Dielectric {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> (bool, Color, Ray) {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/main.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |             for s in 0..SAMPLES_PER_PIXEL {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_test_image` is never used
[INFO] [stdout]  --> src/image.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn create_test_image(v: &mut Vec<u8>, width: u32, height: u32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_random` is never used
[INFO] [stdout]   --> src/vec3.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Vec3 {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn new_random() -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `multiply_by` is never used
[INFO] [stdout]   --> src/color.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Color {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn multiply_by(&self, x: f64) -> Color {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_write_color` is never used
[INFO] [stdout]   --> src/color.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn test_write_color() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_empty`, `hit_sphere`, and `quadrant` are never used
[INFO] [stdout]   --> src/ray.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Ray {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 13 |     pub fn new_empty() -> Ray {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn hit_sphere(&self, center: vec3::Vec3, radius: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn quadrant(&self) -> color::Color { //generates quadrant background based on sign of ray direction
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/hittable.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl HittableList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/material.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Dielectric {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(ir: f64) -> Dielectric {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "f1ffdef728ef4ce8e1656c07edb1ed298afa5e7ecd7cb5d70e7ad0edab2431b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ffdef728ef4ce8e1656c07edb1ed298afa5e7ecd7cb5d70e7ad0edab2431b5", kill_on_drop: false }`
[INFO] [stdout] f1ffdef728ef4ce8e1656c07edb1ed298afa5e7ecd7cb5d70e7ad0edab2431b5