[INFO] cloning repository https://github.com/lprib/raymarcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lprib/raymarcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flprib%2Fraymarcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flprib%2Fraymarcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20fea39d7a0042b9cef7de674a35940f9e505d5c
[INFO] checking lprib/raymarcher against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flprib%2Fraymarcher" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lprib/raymarcher
[INFO] finished tweaking git repo https://github.com/lprib/raymarcher
[INFO] tweaked toml for git repo https://github.com/lprib/raymarcher written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lprib/raymarcher on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lprib/raymarcher 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.16.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d3a69648012768f1664e5247dd66271edef7aa23e495c053630b450d1b6056e
[INFO] running `Command { std: "docker" "start" "-a" "1d3a69648012768f1664e5247dd66271edef7aa23e495c053630b450d1b6056e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d3a69648012768f1664e5247dd66271edef7aa23e495c053630b450d1b6056e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d3a69648012768f1664e5247dd66271edef7aa23e495c053630b450d1b6056e", kill_on_drop: false }`
[INFO] [stdout] 1d3a69648012768f1664e5247dd66271edef7aa23e495c053630b450d1b6056e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5280e518def6a9af4548fef42e575d83baf2467185335350d44064746381eb
[INFO] running `Command { std: "docker" "start" "-a" "6c5280e518def6a9af4548fef42e575d83baf2467185335350d44064746381eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking smallvec v1.4.0
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[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling cc v1.0.54
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[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking wayland-sys v0.25.0
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[INFO] [stderr]    Compiling cgmath v0.17.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stdout] warning: unused import: `Mandelbulb`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::render_3d::fractals::{Julia, Mandelbulb};
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::render_3d::scene_object::Sphere`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::render_3d::scene_object::Sphere;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ImageRenderConfiguration`
[INFO] [stdout]  --> src/render_3d/mod.rs:4:48
[INFO] [stdout]   |
[INFO] [stdout] 4 | use raymarcher::{RayMarcher, RayMarcherConfig, ImageRenderConfiguration};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::scene_object::{Sphere, SceneObject};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::fractals::Julia`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::fractals::Julia;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::Quaternion`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cgmath::Quaternion;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mandelbulb`
[INFO] [stdout]  --> src/main.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::render_3d::fractals::{Julia, Mandelbulb};
[INFO] [stdout]   |                                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::render_3d::scene_object::Sphere`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::render_3d::scene_object::Sphere;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ImageRenderConfiguration`
[INFO] [stdout]  --> src/render_3d/mod.rs:4:48
[INFO] [stdout]   |
[INFO] [stdout] 4 | use raymarcher::{RayMarcher, RayMarcherConfig, ImageRenderConfiguration};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::scene_object::{Sphere, SceneObject};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::fractals::Julia`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::fractals::Julia;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::Quaternion`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cgmath::Quaternion;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/render_3d/raymarcher.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_plane_x`
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let mouse_plane_x = mouse_x / super::WIDTH as f64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_plane_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_plane_y`
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mouse_plane_y = mouse_y / super::HEIGHT as f64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_plane_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/render_3d/raymarcher.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let len = (len / 2.0).powi(2);
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `iterations` is assigned to, but never used
[INFO] [stdout]   --> src/render_3d/ray.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut iterations = 0u32;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_iterations` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]   --> src/render_3d/ray.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         iterations += 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/render_3d/fractals.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn get_color(&self, t: f64) -> Vec3 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/render_3d/fractals.rs:78:40
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn distance_to(&self, point: Vec3, t: f64) -> f64 {
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/render_3d/fractals.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         for i in 0..MAX_ITERS {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/render_3d/fractals.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn get_color(&self, t: f64) -> Vec3 {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/main.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let width = matches.value_of("width").into_u32() as usize;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/main.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let height = matches.value_of("height").into_u32() as usize;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:220:19
[INFO] [stdout]     |
[INFO] [stdout] 220 |         .map_err(|e| "must be a valid integer")?;
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `C` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static C: Complex64 = Complex64::new(-0.1, 0.651);
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_JULIA_ITERS` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static MAX_JULIA_ITERS: i32 = 500;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_RAYMARCH_ITERS` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | static MAX_RAYMARCH_ITERS: i32 = 500;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RAYMARCH_HIT_THRESHOLD` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | static RAYMARCH_HIT_THRESHOLD: f64 = 0.01;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `POINTS` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut POINTS: Vec<Vec3> = Vec::new();
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RED` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | static RED: Vec3 = Vec3 { x: 1.0, y: 0.0, z: 0.0 };
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `BLUE` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | static BLUE: Vec3 = Vec3 { x: 0.0, y: 0.0, z: 1.0 };
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn draw(frame: &mut [u32]) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dist_estimate` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn dist_estimate(zx: f64, zy: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_ray2d` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn draw_ray2d(frame: &mut [u32], mouse_x: f64, mouse_y: f64) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_point` is never used
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn draw_point(frame: &mut [u32], x: f64, y: f64, color: Vec3) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `screen_to_complex` is never used
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn screen_to_complex(x: f64, y: f64) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `C` is never used
[INFO] [stdout]  --> src/render_2d/quaternion_julia.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static C: Quaternion64 = Quaternion::new(-0.2,0.6,0.2,0.2);
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JULIA_DISTANCE_MULTIPLIER` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const JULIA_DISTANCE_MULTIPLIER: f64 = 100.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_RAYMARCH_ITERS` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | static MAX_RAYMARCH_ITERS: i32 = 50;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RAYMARCH_HIT_THRESHOLD` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static RAYMARCH_HIT_THRESHOLD: f64 = 1E-2;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_z` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn get_z(x: f64, y: f64, px: f64, py: f64) -> Quaternion64 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_val_dist_estimate` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn get_val_dist_estimate(z: Quaternion64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_val_mandelbrot` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn get_val_mandelbrot(pos: Quaternion64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace_ray` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn trace_ray(frame: &mut [u32], mouse_x: f64, mouse_y: f64) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `screen_to_complex` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn screen_to_complex(x: f64, y: f64) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_point` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn draw_point(frame: &mut [u32], x: f64, y: f64, color: Vec3) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `s2c` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn s2c(x: f64) -> f64 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `c2s` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn c2s(c: f64) -> f64 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `distance_to2` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:153:4
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn distance_to2(point: Vec3) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `render_to_image` and `render_images` are never used
[INFO] [stdout]    --> src/render_3d/raymarcher.rs:96:8
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl<O: SceneObject> RayMarcher<O> {
[INFO] [stdout]     | ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  96 |     fn render_to_image(&self, file: &Path, (width, height): (usize, usize), t: f64) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn render_images<F: Fn(u32) -> String>(&self, config: ImageRenderConfiguration<F>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageRenderConfiguration` is never constructed
[INFO] [stdout]    --> src/render_3d/raymarcher.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct ImageRenderConfiguration<F: Fn(u32) -> String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/render_3d/scene_object.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Sphere {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_STEPS` is never used
[INFO] [stdout]  --> src/render_3d/ray.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MAX_STEPS: u32 = 200;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `len` is never read
[INFO] [stdout]  --> src/render_3d/ray.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RayResult {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     pub len: f64,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RayResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mandelbrot` is never constructed
[INFO] [stdout]   --> src/render_3d/fractals.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Mandelbrot {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mandelbulb` is never constructed
[INFO] [stdout]   --> src/render_3d/fractals.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Mandelbulb {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZSectioned` is never constructed
[INFO] [stdout]  --> src/render_3d/sectioned.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ZSectioned<O: SceneObject> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             POINTS.push(current_point);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |         for p in POINTS.iter() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     log_dist;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_plane_x`
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let mouse_plane_x = mouse_x / super::WIDTH as f64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_plane_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_plane_y`
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mouse_plane_y = mouse_y / super::HEIGHT as f64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_plane_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/render_3d/raymarcher.rs:58:21
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let len = (len / 2.0).powi(2);
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `iterations` is assigned to, but never used
[INFO] [stdout]   --> src/render_3d/ray.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut iterations = 0u32;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_iterations` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]   --> src/render_3d/ray.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         iterations += 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/render_3d/fractals.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn get_color(&self, t: f64) -> Vec3 {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/render_3d/fractals.rs:78:40
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn distance_to(&self, point: Vec3, t: f64) -> f64 {
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/render_3d/fractals.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         for i in 0..MAX_ITERS {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/render_3d/fractals.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn get_color(&self, t: f64) -> Vec3 {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/main.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let width = matches.value_of("width").into_u32() as usize;
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/main.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let height = matches.value_of("height").into_u32() as usize;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:220:19
[INFO] [stdout]     |
[INFO] [stdout] 220 |         .map_err(|e| "must be a valid integer")?;
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `C` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static C: Complex64 = Complex64::new(-0.1, 0.651);
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_JULIA_ITERS` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static MAX_JULIA_ITERS: i32 = 500;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_RAYMARCH_ITERS` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | static MAX_RAYMARCH_ITERS: i32 = 500;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RAYMARCH_HIT_THRESHOLD` is never used
[INFO] [stdout]  --> src/render_2d/julia_distance.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | static RAYMARCH_HIT_THRESHOLD: f64 = 0.01;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `POINTS` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | static mut POINTS: Vec<Vec3> = Vec::new();
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RED` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | static RED: Vec3 = Vec3 { x: 1.0, y: 0.0, z: 0.0 };
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `BLUE` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | static BLUE: Vec3 = Vec3 { x: 0.0, y: 0.0, z: 1.0 };
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn draw(frame: &mut [u32]) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dist_estimate` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn dist_estimate(zx: f64, zy: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_ray2d` is never used
[INFO] [stdout]   --> src/render_2d/julia_distance.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn draw_ray2d(frame: &mut [u32], mouse_x: f64, mouse_y: f64) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_point` is never used
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn draw_point(frame: &mut [u32], x: f64, y: f64, color: Vec3) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `screen_to_complex` is never used
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn screen_to_complex(x: f64, y: f64) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `C` is never used
[INFO] [stdout]  --> src/render_2d/quaternion_julia.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static C: Quaternion64 = Quaternion::new(-0.2,0.6,0.2,0.2);
[INFO] [stdout]   |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JULIA_DISTANCE_MULTIPLIER` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const JULIA_DISTANCE_MULTIPLIER: f64 = 100.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `MAX_RAYMARCH_ITERS` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | static MAX_RAYMARCH_ITERS: i32 = 50;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `RAYMARCH_HIT_THRESHOLD` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static RAYMARCH_HIT_THRESHOLD: f64 = 1E-2;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_z` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn get_z(x: f64, y: f64, px: f64, py: f64) -> Quaternion64 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_val_dist_estimate` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn get_val_dist_estimate(z: Quaternion64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_val_mandelbrot` is never used
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn get_val_mandelbrot(pos: Quaternion64) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `trace_ray` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn trace_ray(frame: &mut [u32], mouse_x: f64, mouse_y: f64) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `screen_to_complex` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn screen_to_complex(x: f64, y: f64) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_point` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn draw_point(frame: &mut [u32], x: f64, y: f64, color: Vec3) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `s2c` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:145:4
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn s2c(x: f64) -> f64 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `c2s` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn c2s(c: f64) -> f64 {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `distance_to2` is never used
[INFO] [stdout]    --> src/render_2d/quaternion_julia.rs:153:4
[INFO] [stdout]     |
[INFO] [stdout] 153 | fn distance_to2(point: Vec3) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `render_to_image` and `render_images` are never used
[INFO] [stdout]    --> src/render_3d/raymarcher.rs:96:8
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl<O: SceneObject> RayMarcher<O> {
[INFO] [stdout]     | ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  96 |     fn render_to_image(&self, file: &Path, (width, height): (usize, usize), t: f64) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn render_images<F: Fn(u32) -> String>(&self, config: ImageRenderConfiguration<F>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageRenderConfiguration` is never constructed
[INFO] [stdout]    --> src/render_3d/raymarcher.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct ImageRenderConfiguration<F: Fn(u32) -> String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/render_3d/scene_object.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Sphere {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_STEPS` is never used
[INFO] [stdout]  --> src/render_3d/ray.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MAX_STEPS: u32 = 200;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `len` is never read
[INFO] [stdout]  --> src/render_3d/ray.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct RayResult {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 9 |     pub len: f64,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `RayResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mandelbrot` is never constructed
[INFO] [stdout]   --> src/render_3d/fractals.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Mandelbrot {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mandelbulb` is never constructed
[INFO] [stdout]   --> src/render_3d/fractals.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Mandelbulb {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ZSectioned` is never constructed
[INFO] [stdout]  --> src/render_3d/sectioned.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct ZSectioned<O: SceneObject> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             POINTS.push(current_point);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/render_2d/julia_distance.rs:121:18
[INFO] [stdout]     |
[INFO] [stdout] 121 |         for p in POINTS.iter() {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]   --> src/render_2d/quaternion_julia.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     log_dist;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.33s
[INFO] running `Command { std: "docker" "inspect" "6c5280e518def6a9af4548fef42e575d83baf2467185335350d44064746381eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5280e518def6a9af4548fef42e575d83baf2467185335350d44064746381eb", kill_on_drop: false }`
[INFO] [stdout] 6c5280e518def6a9af4548fef42e575d83baf2467185335350d44064746381eb
