[INFO] cloning repository https://github.com/willabytes/3d-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/willabytes/3d-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillabytes%2F3d-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillabytes%2F3d-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 436fec8271df395c41d4b9560447ddb9d2eb2ece
[INFO] checking willabytes/3d-engine against try#d8be25549d5418405531341b4be6d8538fc3c42e for pr-156160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwillabytes%2F3d-engine" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/willabytes/3d-engine
[INFO] finished tweaking git repo https://github.com/willabytes/3d-engine
[INFO] tweaked toml for git repo https://github.com/willabytes/3d-engine written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/willabytes/3d-engine on toolchain d8be25549d5418405531341b4be6d8538fc3c42e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/willabytes/3d-engine 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" "+d8be25549d5418405531341b4be6d8538fc3c42e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6
[INFO] running `Command { std: "docker" "start" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6" "/opt/rustwide/cargo-home/bin/cargo" "+d8be25549d5418405531341b4be6d8538fc3c42e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use camera::*;
[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: `object::*`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use object::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]   --> src/lib.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         use std::mem;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]    --> src/lib.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         use std::f32::consts::PI;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use camera::*;
[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: `object::*`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use object::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]   --> src/lib.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         use std::mem;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]    --> src/lib.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         use std::f32::consts::PI;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut camera_uniform = camera::camera::CameraUniform::new(camera);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:465:21
[INFO] [stdout]     |
[INFO] [stdout] 465 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut camera_uniform = camera::camera::CameraUniform::new(camera);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 for i in 0..(exponent - 1) { self = self * self; }
[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/object/object/gmlib.rs:845:21
[INFO] [stdout]     |
[INFO] [stdout] 845 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement_direction`
[INFO] [stdout]    --> src/lib.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let movement_direction = self.camera.direction();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut window_attributes = Window::default_attributes();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/lib.rs:569:32
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/lib.rs:569:62
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TWO_PI` is never used
[INFO] [stdout]   --> src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const TWO_PI: f32 = 2.0 * PI;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `camera_matrix`, `delta_time`, and `mouse_sensitivity` are never read
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     camera_matrix: [[f32; 3]; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     delta_time: std::time::Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     frame_times: FrameTimes,
[INFO] [stdout] 39 |     mouse_sensitivity: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta_time_sum` and `update_time` are never read
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct FrameTimes {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 46 |     delta_time: std::time::Instant,
[INFO] [stdout] 47 |     delta_time_sum: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     update_time: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `new_sample` are never used
[INFO] [stdout]   --> src/lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl FrameTimes {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 53 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_sample(mut self) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALF_PI` is never used
[INFO] [stdout]  --> src/camera.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const HALF_PI: f32 = 0.5 * PI;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_to`, `move_relative`, `move_forward_h`, and `move_backward_h` are never used
[INFO] [stdout]    --> src/camera.rs:75:16
[INFO] [stdout]     |
[INFO] [stdout]  18 |     impl Camera {
[INFO] [stdout]     |     ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  75 |         pub fn move_to(&mut self, destination: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |         pub fn move_relative(&mut self, distance: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |         pub fn move_forward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |         pub fn move_backward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/object.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct Vertex {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]   --> src/object.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub struct Triangle {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]   --> src/object.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub struct Object {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rotate` is never used
[INFO] [stdout]   --> src/object.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     impl Object {
[INFO] [stdout]    |     ----------- method in this implementation
[INFO] [stdout] 32 |         pub fn rotate(&mut self, axis: Vec3, angle: f32, offset: Vec3) {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec2` is never constructed
[INFO] [stdout]   --> src/object/object/gmlib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub struct Vec2 {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:98:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Vec2 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout]  98 |         pub fn from(values: [f32; 2]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |         pub fn to_array(self) -> [f32; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub struct Vec3 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `magnitude`, `normalize`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:202:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     impl Vec3 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 202 |         pub fn from(values: [f32; 3]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |         pub fn magnitude(self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |         pub fn normalize(self) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |         pub fn to_array(self) -> [f32; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub struct Vec4 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:333:16
[INFO] [stdout]     |
[INFO] [stdout] 332 |     impl Vec4 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 333 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn to_array(self) -> [f32; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat2x2` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:448:16
[INFO] [stdout]     |
[INFO] [stdout] 448 |     pub struct Mat2x2 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:454:16
[INFO] [stdout]     |
[INFO] [stdout] 453 |     impl Mat2x2 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 454 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 476 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |         pub fn to_array(self) -> [[f32; 2]; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT2X2` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:603:15
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub const UNIT_MAT2X2: Mat2x2 = Mat2x2 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat3x3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:610:16
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub struct Mat3x3 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 616 |     impl Mat3x3 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 617 |         pub fn from(values: [f32; 9]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 625 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 635 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 644 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |         pub fn to_array(self) -> [[f32; 3]; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT3X3` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:817:15
[INFO] [stdout]     |
[INFO] [stdout] 817 |     pub const UNIT_MAT3X3: Mat3x3 = Mat3x3 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat4x4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:824:16
[INFO] [stdout]     |
[INFO] [stdout] 824 |     pub struct Mat4x4 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:832:16
[INFO] [stdout]     |
[INFO] [stdout] 831 |     impl Mat4x4 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 832 |         pub fn from(values: [f32; 16]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 851 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 875 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 962 |         pub fn to_array(self) -> [[f32; 4]; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT4X4` is never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1166:15
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     pub const UNIT_MAT4X4: Mat4x4 = Mat4x4 {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quaternion` is never constructed
[INFO] [stdout]     --> src/object/object/gmlib.rs:1174:16
[INFO] [stdout]      |
[INFO] [stdout] 1174 |     pub struct Quaternion {
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `conjugate`, `rotate`, `rotate_offset`, and `right_hand_mul` are never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1196:16
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     impl Quaternion {
[INFO] [stdout]      |     --------------- associated items in this implementation
[INFO] [stdout] 1196 |         pub fn conjugate(self) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1205 |         pub fn rotate(point: Vec3, axis: Vec3, angle: f32) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1231 |         pub fn rotate_offset(point: Vec3, axis: Vec3, angle: f32, offset: Vec3) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 |         pub fn right_hand_mul(lhs: Quaternion, rhs: Quaternion) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let _ = window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:465:21
[INFO] [stdout]     |
[INFO] [stdout] 465 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 for i in 0..(exponent - 1) { self = self * self; }
[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/object/object/gmlib.rs:845:21
[INFO] [stdout]     |
[INFO] [stdout] 845 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement_direction`
[INFO] [stdout]    --> src/lib.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let movement_direction = self.camera.direction();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut window_attributes = Window::default_attributes();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/lib.rs:569:32
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/lib.rs:569:62
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TWO_PI` is never used
[INFO] [stdout]   --> src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const TWO_PI: f32 = 2.0 * PI;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `camera_matrix`, `delta_time`, and `mouse_sensitivity` are never read
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     camera_matrix: [[f32; 3]; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     delta_time: std::time::Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     frame_times: FrameTimes,
[INFO] [stdout] 39 |     mouse_sensitivity: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta_time_sum` and `update_time` are never read
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct FrameTimes {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 46 |     delta_time: std::time::Instant,
[INFO] [stdout] 47 |     delta_time_sum: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     update_time: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `new_sample` are never used
[INFO] [stdout]   --> src/lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl FrameTimes {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 53 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_sample(mut self) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALF_PI` is never used
[INFO] [stdout]  --> src/camera.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const HALF_PI: f32 = 0.5 * PI;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_to`, `move_relative`, `move_forward_h`, and `move_backward_h` are never used
[INFO] [stdout]    --> src/camera.rs:75:16
[INFO] [stdout]     |
[INFO] [stdout]  18 |     impl Camera {
[INFO] [stdout]     |     ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  75 |         pub fn move_to(&mut self, destination: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |         pub fn move_relative(&mut self, distance: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |         pub fn move_forward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |         pub fn move_backward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/object.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct Vertex {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]   --> src/object.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub struct Triangle {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]   --> src/object.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub struct Object {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rotate` is never used
[INFO] [stdout]   --> src/object.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     impl Object {
[INFO] [stdout]    |     ----------- method in this implementation
[INFO] [stdout] 32 |         pub fn rotate(&mut self, axis: Vec3, angle: f32, offset: Vec3) {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec2` is never constructed
[INFO] [stdout]   --> src/object/object/gmlib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub struct Vec2 {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:98:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Vec2 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout]  98 |         pub fn from(values: [f32; 2]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |         pub fn to_array(self) -> [f32; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub struct Vec3 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `magnitude`, `normalize`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:202:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     impl Vec3 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 202 |         pub fn from(values: [f32; 3]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |         pub fn magnitude(self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |         pub fn normalize(self) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |         pub fn to_array(self) -> [f32; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub struct Vec4 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:333:16
[INFO] [stdout]     |
[INFO] [stdout] 332 |     impl Vec4 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 333 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn to_array(self) -> [f32; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat2x2` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:448:16
[INFO] [stdout]     |
[INFO] [stdout] 448 |     pub struct Mat2x2 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:454:16
[INFO] [stdout]     |
[INFO] [stdout] 453 |     impl Mat2x2 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 454 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 476 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |         pub fn to_array(self) -> [[f32; 2]; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT2X2` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:603:15
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub const UNIT_MAT2X2: Mat2x2 = Mat2x2 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat3x3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:610:16
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub struct Mat3x3 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 616 |     impl Mat3x3 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 617 |         pub fn from(values: [f32; 9]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 625 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 635 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 644 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |         pub fn to_array(self) -> [[f32; 3]; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT3X3` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:817:15
[INFO] [stdout]     |
[INFO] [stdout] 817 |     pub const UNIT_MAT3X3: Mat3x3 = Mat3x3 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat4x4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:824:16
[INFO] [stdout]     |
[INFO] [stdout] 824 |     pub struct Mat4x4 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:832:16
[INFO] [stdout]     |
[INFO] [stdout] 831 |     impl Mat4x4 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 832 |         pub fn from(values: [f32; 16]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 851 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 875 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 962 |         pub fn to_array(self) -> [[f32; 4]; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT4X4` is never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1166:15
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     pub const UNIT_MAT4X4: Mat4x4 = Mat4x4 {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quaternion` is never constructed
[INFO] [stdout]     --> src/object/object/gmlib.rs:1174:16
[INFO] [stdout]      |
[INFO] [stdout] 1174 |     pub struct Quaternion {
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `conjugate`, `rotate`, `rotate_offset`, and `right_hand_mul` are never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1196:16
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     impl Quaternion {
[INFO] [stdout]      |     --------------- associated items in this implementation
[INFO] [stdout] 1196 |         pub fn conjugate(self) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1205 |         pub fn rotate(point: Vec3, axis: Vec3, angle: f32) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1231 |         pub fn rotate_offset(point: Vec3, axis: Vec3, angle: f32, offset: Vec3) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 |         pub fn right_hand_mul(lhs: Quaternion, rhs: Quaternion) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/lib.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let _ = window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/./lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use camera::*;
[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: `object::*`
[INFO] [stdout]   --> src/./lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use object::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]   --> src/./lib.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         use std::mem;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]    --> src/./lib.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         use std::f32::consts::PI;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `camera::*`
[INFO] [stdout]   --> src/./lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use camera::*;
[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: `object::*`
[INFO] [stdout]   --> src/./lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use object::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]   --> src/./lib.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |         use std::mem;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f32::consts::PI`
[INFO] [stdout]    --> src/./lib.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         use std::f32::consts::PI;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/./lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut camera_uniform = camera::camera::CameraUniform::new(camera);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/./lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         let mut camera_uniform = camera::camera::CameraUniform::new(camera);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:465:21
[INFO] [stdout]     |
[INFO] [stdout] 465 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 for i in 0..(exponent - 1) { self = self * self; }
[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/object/object/gmlib.rs:845:21
[INFO] [stdout]     |
[INFO] [stdout] 845 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement_direction`
[INFO] [stdout]    --> src/./lib.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let movement_direction = self.camera.direction();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/./lib.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut window_attributes = Window::default_attributes();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/./lib.rs:569:32
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/./lib.rs:569:62
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TWO_PI` is never used
[INFO] [stdout]   --> src/./lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const TWO_PI: f32 = 2.0 * PI;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `camera_matrix`, `delta_time`, and `mouse_sensitivity` are never read
[INFO] [stdout]   --> src/./lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     camera_matrix: [[f32; 3]; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     delta_time: std::time::Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     frame_times: FrameTimes,
[INFO] [stdout] 39 |     mouse_sensitivity: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta_time_sum` and `update_time` are never read
[INFO] [stdout]   --> src/./lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct FrameTimes {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 46 |     delta_time: std::time::Instant,
[INFO] [stdout] 47 |     delta_time_sum: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     update_time: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `new_sample` are never used
[INFO] [stdout]   --> src/./lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl FrameTimes {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 53 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_sample(mut self) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FpsCounter` is never constructed
[INFO] [stdout]   --> src/./lib.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct FpsCounter {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALF_PI` is never used
[INFO] [stdout]  --> src/camera.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const HALF_PI: f32 = 0.5 * PI;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_to`, `move_relative`, `move_forward_h`, and `move_backward_h` are never used
[INFO] [stdout]    --> src/camera.rs:75:16
[INFO] [stdout]     |
[INFO] [stdout]  18 |     impl Camera {
[INFO] [stdout]     |     ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  75 |         pub fn move_to(&mut self, destination: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |         pub fn move_relative(&mut self, distance: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |         pub fn move_forward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |         pub fn move_backward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/object.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct Vertex {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]   --> src/object.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub struct Triangle {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]   --> src/object.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub struct Object {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rotate` is never used
[INFO] [stdout]   --> src/object.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     impl Object {
[INFO] [stdout]    |     ----------- method in this implementation
[INFO] [stdout] 32 |         pub fn rotate(&mut self, axis: Vec3, angle: f32, offset: Vec3) {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec2` is never constructed
[INFO] [stdout]   --> src/object/object/gmlib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub struct Vec2 {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:98:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Vec2 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout]  98 |         pub fn from(values: [f32; 2]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |         pub fn to_array(self) -> [f32; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub struct Vec3 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `magnitude`, `normalize`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:202:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     impl Vec3 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 202 |         pub fn from(values: [f32; 3]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |         pub fn magnitude(self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |         pub fn normalize(self) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |         pub fn to_array(self) -> [f32; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub struct Vec4 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:333:16
[INFO] [stdout]     |
[INFO] [stdout] 332 |     impl Vec4 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 333 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn to_array(self) -> [f32; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat2x2` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:448:16
[INFO] [stdout]     |
[INFO] [stdout] 448 |     pub struct Mat2x2 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:454:16
[INFO] [stdout]     |
[INFO] [stdout] 453 |     impl Mat2x2 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 454 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 476 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |         pub fn to_array(self) -> [[f32; 2]; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT2X2` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:603:15
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub const UNIT_MAT2X2: Mat2x2 = Mat2x2 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat3x3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:610:16
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub struct Mat3x3 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 616 |     impl Mat3x3 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 617 |         pub fn from(values: [f32; 9]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 625 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 635 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 644 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |         pub fn to_array(self) -> [[f32; 3]; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT3X3` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:817:15
[INFO] [stdout]     |
[INFO] [stdout] 817 |     pub const UNIT_MAT3X3: Mat3x3 = Mat3x3 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat4x4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:824:16
[INFO] [stdout]     |
[INFO] [stdout] 824 |     pub struct Mat4x4 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:832:16
[INFO] [stdout]     |
[INFO] [stdout] 831 |     impl Mat4x4 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 832 |         pub fn from(values: [f32; 16]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 851 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 875 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 962 |         pub fn to_array(self) -> [[f32; 4]; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT4X4` is never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1166:15
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     pub const UNIT_MAT4X4: Mat4x4 = Mat4x4 {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quaternion` is never constructed
[INFO] [stdout]     --> src/object/object/gmlib.rs:1174:16
[INFO] [stdout]      |
[INFO] [stdout] 1174 |     pub struct Quaternion {
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `conjugate`, `rotate`, `rotate_offset`, and `right_hand_mul` are never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1196:16
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     impl Quaternion {
[INFO] [stdout]      |     --------------- associated items in this implementation
[INFO] [stdout] 1196 |         pub fn conjugate(self) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1205 |         pub fn rotate(point: Vec3, axis: Vec3, angle: f32) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1231 |         pub fn rotate_offset(point: Vec3, axis: Vec3, angle: f32, offset: Vec3) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 |         pub fn right_hand_mul(lhs: Quaternion, rhs: Quaternion) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/./lib.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let _ = window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:465:21
[INFO] [stdout]     |
[INFO] [stdout] 465 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/object/object/gmlib.rs:629:21
[INFO] [stdout]     |
[INFO] [stdout] 629 |                 for i in 0..(exponent - 1) { self = self * self; }
[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/object/object/gmlib.rs:845:21
[INFO] [stdout]     |
[INFO] [stdout] 845 |                 for i in 0..(exponent - 1) { self = self * self; }
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movement_direction`
[INFO] [stdout]    --> src/./lib.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let movement_direction = self.camera.direction();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movement_direction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/./lib.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut window_attributes = Window::default_attributes();
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_loop`
[INFO] [stdout]    --> src/./lib.rs:569:32
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_loop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `device_id`
[INFO] [stdout]    --> src/./lib.rs:569:62
[INFO] [stdout]     |
[INFO] [stdout] 569 |     fn device_event(&mut self, event_loop: &ActiveEventLoop, device_id: DeviceId, event: winit::event::DeviceEvent) {
[INFO] [stdout]     |                                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_device_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TWO_PI` is never used
[INFO] [stdout]   --> src/./lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const TWO_PI: f32 = 2.0 * PI;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `camera_matrix`, `delta_time`, and `mouse_sensitivity` are never read
[INFO] [stdout]   --> src/./lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     camera_matrix: [[f32; 3]; 3],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 37 |     delta_time: std::time::Instant,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 38 |     frame_times: FrameTimes,
[INFO] [stdout] 39 |     mouse_sensitivity: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `delta_time_sum` and `update_time` are never read
[INFO] [stdout]   --> src/./lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct FrameTimes {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 46 |     delta_time: std::time::Instant,
[INFO] [stdout] 47 |     delta_time_sum: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 48 |     update_time: std::time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reset` and `new_sample` are never used
[INFO] [stdout]   --> src/./lib.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl FrameTimes {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 53 |     fn reset(&mut self) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn new_sample(mut self) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FpsCounter` is never constructed
[INFO] [stdout]   --> src/./lib.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct FpsCounter {}
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALF_PI` is never used
[INFO] [stdout]  --> src/camera.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const HALF_PI: f32 = 0.5 * PI;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `move_to`, `move_relative`, `move_forward_h`, and `move_backward_h` are never used
[INFO] [stdout]    --> src/camera.rs:75:16
[INFO] [stdout]     |
[INFO] [stdout]  18 |     impl Camera {
[INFO] [stdout]     |     ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  75 |         pub fn move_to(&mut self, destination: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |         pub fn move_relative(&mut self, distance: [f32; 3]) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |         pub fn move_forward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |         pub fn move_backward_h(&mut self, increment: f32) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vertex` is never constructed
[INFO] [stdout]   --> src/object.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub struct Vertex {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Triangle` is never constructed
[INFO] [stdout]   --> src/object.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub struct Triangle {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Object` is never constructed
[INFO] [stdout]   --> src/object.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub struct Object {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rotate` is never used
[INFO] [stdout]   --> src/object.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     impl Object {
[INFO] [stdout]    |     ----------- method in this implementation
[INFO] [stdout] 32 |         pub fn rotate(&mut self, axis: Vec3, angle: f32, offset: Vec3) {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec2` is never constructed
[INFO] [stdout]   --> src/object/object/gmlib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub struct Vec2 {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:98:16
[INFO] [stdout]     |
[INFO] [stdout]  97 |     impl Vec2 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout]  98 |         pub fn from(values: [f32; 2]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |         pub fn to_array(self) -> [f32; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub struct Vec3 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `magnitude`, `normalize`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:202:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |     impl Vec3 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 202 |         pub fn from(values: [f32; 3]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |         pub fn magnitude(self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |         pub fn normalize(self) -> Self {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |         pub fn to_array(self) -> [f32; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Vec4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:325:16
[INFO] [stdout]     |
[INFO] [stdout] 325 |     pub struct Vec4 {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `norm`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:333:16
[INFO] [stdout]     |
[INFO] [stdout] 332 |     impl Vec4 {
[INFO] [stdout]     |     --------- associated items in this implementation
[INFO] [stdout] 333 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 342 |         pub fn norm(self) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |         pub fn to_array(self) -> [f32; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat2x2` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:448:16
[INFO] [stdout]     |
[INFO] [stdout] 448 |     pub struct Mat2x2 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:454:16
[INFO] [stdout]     |
[INFO] [stdout] 453 |     impl Mat2x2 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 454 |         pub fn from(values: [f32; 4]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 461 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 471 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 476 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 |         pub fn to_array(self) -> [[f32; 2]; 2] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT2X2` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:603:15
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub const UNIT_MAT2X2: Mat2x2 = Mat2x2 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat3x3` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:610:16
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub struct Mat3x3 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:617:16
[INFO] [stdout]     |
[INFO] [stdout] 616 |     impl Mat3x3 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 617 |         pub fn from(values: [f32; 9]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 625 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 635 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 644 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 664 |         pub fn to_array(self) -> [[f32; 3]; 3] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT3X3` is never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:817:15
[INFO] [stdout]     |
[INFO] [stdout] 817 |     pub const UNIT_MAT3X3: Mat3x3 = Mat3x3 {
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Mat4x4` is never constructed
[INFO] [stdout]    --> src/object/object/gmlib.rs:824:16
[INFO] [stdout]     |
[INFO] [stdout] 824 |     pub struct Mat4x4 {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `pow`, `determinant`, `inverse`, and `to_array` are never used
[INFO] [stdout]    --> src/object/object/gmlib.rs:832:16
[INFO] [stdout]     |
[INFO] [stdout] 831 |     impl Mat4x4 {
[INFO] [stdout]     |     ----------- associated items in this implementation
[INFO] [stdout] 832 |         pub fn from(values: [f32; 16]) -> Self {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 |         pub fn pow(mut self, exponent: u32) -> Self {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 851 |         pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 875 |         pub fn inverse(&self) -> Self {
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 962 |         pub fn to_array(self) -> [[f32; 4]; 4] {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIT_MAT4X4` is never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1166:15
[INFO] [stdout]      |
[INFO] [stdout] 1166 |     pub const UNIT_MAT4X4: Mat4x4 = Mat4x4 {
[INFO] [stdout]      |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quaternion` is never constructed
[INFO] [stdout]     --> src/object/object/gmlib.rs:1174:16
[INFO] [stdout]      |
[INFO] [stdout] 1174 |     pub struct Quaternion {
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `conjugate`, `rotate`, `rotate_offset`, and `right_hand_mul` are never used
[INFO] [stdout]     --> src/object/object/gmlib.rs:1196:16
[INFO] [stdout]      |
[INFO] [stdout] 1195 |     impl Quaternion {
[INFO] [stdout]      |     --------------- associated items in this implementation
[INFO] [stdout] 1196 |         pub fn conjugate(self) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1205 |         pub fn rotate(point: Vec3, axis: Vec3, angle: f32) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1231 |         pub fn rotate_offset(point: Vec3, axis: Vec3, angle: f32, offset: Vec3) -> Vec3 {
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1236 |         pub fn right_hand_mul(lhs: Quaternion, rhs: Quaternion) -> Self {
[INFO] [stdout]      |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/./lib.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let _ = window.set_cursor_grab(winit::window::CursorGrabMode::Locked);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6", kill_on_drop: false }`
[INFO] [stdout] b95bb1cdfd2720c80d4638c6f2d3bd61a1455d2174bf1bfabf1176919dbf30b6
