[INFO] cloning repository https://github.com/antoinehebert/ray-tracer-challenge-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antoinehebert/ray-tracer-challenge-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoinehebert%2Fray-tracer-challenge-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoinehebert%2Fray-tracer-challenge-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a56d93281a97a59616735a9c5f3278963c6fb11
[INFO] checking antoinehebert/ray-tracer-challenge-rust against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoinehebert%2Fray-tracer-challenge-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoinehebert/ray-tracer-challenge-rust on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antoinehebert/ray-tracer-challenge-rust
[INFO] finished tweaking git repo https://github.com/antoinehebert/ray-tracer-challenge-rust
[INFO] tweaked toml for git repo https://github.com/antoinehebert/ray-tracer-challenge-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/antoinehebert/ray-tracer-challenge-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45f736c1d676feaf05a27bd2a1401192a758d44bab783f7c85fabdd839598b0e
[INFO] running `Command { std: "docker" "start" "-a" "45f736c1d676feaf05a27bd2a1401192a758d44bab783f7c85fabdd839598b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45f736c1d676feaf05a27bd2a1401192a758d44bab783f7c85fabdd839598b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f736c1d676feaf05a27bd2a1401192a758d44bab783f7c85fabdd839598b0e", kill_on_drop: false }`
[INFO] [stdout] 45f736c1d676feaf05a27bd2a1401192a758d44bab783f7c85fabdd839598b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79f7563be0b327a069dff07de9c20db25d7353fdcc57f66ea9eb4fa26c070fb5
[INFO] running `Command { std: "docker" "start" "-a" "79f7563be0b327a069dff07de9c20db25d7353fdcc57f66ea9eb4fa26c070fb5", kill_on_drop: false }`
[INFO] [stderr]     Checking ray_tracer_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `is_almost_equal`
[INFO] [stdout]  --> src/shape.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     utils::{is_almost_equal, EPSILON},
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::*`
[INFO] [stdout]    --> src/shape.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |     use crate::utils::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field_of_view`
[INFO] [stdout]  --> src/camera.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     field_of_view: f64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Test`
[INFO] [stdout]   --> src/pattern.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Test,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `test_pattern`
[INFO] [stdout]   --> src/pattern.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn test_pattern() -> Pattern {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cube`
[INFO] [stdout]   --> src/shape.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Cube,   // Centered at the world origin and going from -1 to 1.
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cube`
[INFO] [stdout]   --> src/shape.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn cube() -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rotation_z`
[INFO] [stdout]   --> src/transformations.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn rotation_z(rad: f64) -> Matrix<4> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shearing`
[INFO] [stdout]   --> src/transformations.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn shearing(xy: f64, xz: f64, yx: f64, yz: f64, zx: f64, zy: f64) -> Matrix<4> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_point`
[INFO] [stdout]   --> src/tuple.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn is_point(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default_world`
[INFO] [stdout]   --> src/world.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn default_world() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "79f7563be0b327a069dff07de9c20db25d7353fdcc57f66ea9eb4fa26c070fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f7563be0b327a069dff07de9c20db25d7353fdcc57f66ea9eb4fa26c070fb5", kill_on_drop: false }`
[INFO] [stdout] 79f7563be0b327a069dff07de9c20db25d7353fdcc57f66ea9eb4fa26c070fb5