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[INFO] [stderr]     Checking lets-trace-some-rays-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `iced::futures`
[INFO] [stdout]  --> src/app/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use iced::futures;
[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: `progress_bar`
[INFO] [stdout]  --> src/app/mod.rs:5:54
[INFO] [stdout]   |
[INFO] [stdout] 5 | use iced::widget::{button, column, container, image, progress_bar, row, text, text_input};
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iced::futures`
[INFO] [stdout]  --> src/app/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use iced::futures;
[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: `progress_bar`
[INFO] [stdout]  --> src/app/mod.rs:5:54
[INFO] [stdout]   |
[INFO] [stdout] 5 | use iced::widget::{button, column, container, image, progress_bar, row, text, text_input};
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spheres_z`
[INFO] [stdout]    --> src/app/rendering.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let spheres_z = -1.0;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spheres_z`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spheres_z`
[INFO] [stdout]    --> src/app/rendering.rs:101:13
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let spheres_z = -1.0;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spheres_z`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/app/mod.rs:178:56
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Message::DisplayConversionTaskFinished(Err(err)) => {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/app/mod.rs:178:56
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Message::DisplayConversionTaskFinished(Err(err)) => {
[INFO] [stdout]     |                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_front_face`
[INFO] [stdout]    --> src/ltsr/mod.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let (normal, is_front_face) = get_face_normal(ray, outward_normal);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_front_face`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_front_face`
[INFO] [stdout]    --> src/ltsr/mod.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let (normal, is_front_face) = get_face_normal(ray, outward_normal);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_front_face`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RenderError` is never constructed
[INFO] [stdout]   --> src/app/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AppError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 17 |     RenderError,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RenderError` is never constructed
[INFO] [stdout]   --> src/app/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AppError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 17 |     RenderError,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AppError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `current_render_progress` is never read
[INFO] [stdout]   --> src/app/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct LTSRApp {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub current_render_progress: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `current_render_progress` is never read
[INFO] [stdout]   --> src/app/mod.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct LTSRApp {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub current_render_progress: f32,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_bg_image` is never used
[INFO] [stdout]   --> src/app/rendering.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn render_bg_image() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_bg_image` is never used
[INFO] [stdout]   --> src/app/rendering.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn render_bg_image() -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `back` and `focal_length` are never read
[INFO] [stdout]    --> src/ltsr/mod.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub struct Camera {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 163 |     back: Vec3,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 164 |     focal_length: f32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `back` and `focal_length` are never read
[INFO] [stdout]    --> src/ltsr/mod.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub struct Camera {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 163 |     back: Vec3,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 164 |     focal_length: f32,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/mod.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn view(&self) -> Element<Self::Message> {
[INFO] [stdout]    |             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn view(&self) -> Element<'_, Self::Message> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/app/mod.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn view(&self) -> Element<Self::Message> {
[INFO] [stdout]    |             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn view(&self) -> Element<'_, Self::Message> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.49s
[INFO] running `Command { std: "docker" "inspect" "25343b35e8567e66af57a94ba9ba5121873ae5a5457fcf2acd7e66fad1f70eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25343b35e8567e66af57a94ba9ba5121873ae5a5457fcf2acd7e66fad1f70eb6", kill_on_drop: false }`
[INFO] [stdout] 25343b35e8567e66af57a94ba9ba5121873ae5a5457fcf2acd7e66fad1f70eb6
