[INFO] cloning repository https://github.com/kingeta/rust_trace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kingeta/rust_trace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeta%2Frust_trace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeta%2Frust_trace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28c3db02ef68fb35b0d9e5691f786a2d2ba5b6f6
[INFO] checking kingeta/rust_trace against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeta%2Frust_trace" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kingeta/rust_trace
[INFO] finished tweaking git repo https://github.com/kingeta/rust_trace
[INFO] tweaked toml for git repo https://github.com/kingeta/rust_trace written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kingeta/rust_trace on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kingeta/rust_trace 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57
[INFO] running `Command { std: "docker" "start" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57", 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" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57", 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" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.10
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[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking deflate v0.7.20
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[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking color_quant v1.0.1
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[INFO] [stderr]     Checking gif v0.10.3
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[INFO] [stderr]     Checking tiff v0.3.1
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[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `GenericImageView`, `GenericImage`, `ImageBuffer`, `Pixel`, `RgbImage`, and `Rgb`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use image::{ImageBuffer, Rgb, RgbImage, Pixel, GenericImageView, GenericImage};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Rect_XY` should have an upper camel case name
[INFO] [stdout]    --> src/primitive.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub struct Rect_XY {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `RectXy`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `texture::*`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use texture::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GenericImageView`, `GenericImage`, `ImageBuffer`, `Pixel`, `RgbImage`, and `Rgb`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use image::{ImageBuffer, Rgb, RgbImage, Pixel, GenericImageView, GenericImage};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Rect_XY` should have an upper camel case name
[INFO] [stdout]    --> src/primitive.rs:126:12
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub struct Rect_XY {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to upper camel case: `RectXy`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `texture::*`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use texture::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::texture`
[INFO] [stdout]  --> src/primitive.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::texture::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::texture`
[INFO] [stdout]  --> src/primitive.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::texture::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area2`
[INFO] [stdout]    --> src/primitive.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let area2 = norm.length();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_area2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area2`
[INFO] [stdout]    --> src/primitive.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let area2 = norm.length();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_area2`
[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/primitive.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut norm = Vec3::new(0., 0., 0.);
[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: `norm`
[INFO] [stdout]    --> src/primitive.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut norm = Vec3::new(0., 0., 0.);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/primitive.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut norm = Vec3::new(0., 0., 0.);
[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: `norm`
[INFO] [stdout]    --> src/primitive.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let mut norm = Vec3::new(0., 0., 0.);
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_norm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_2`
[INFO] [stdout]    --> src/primitive.rs:231:26
[INFO] [stdout]     |
[INFO] [stdout] 231 |                     let (t_2, t_1) = (t_1, t_2);
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_t_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_1`
[INFO] [stdout]    --> src/primitive.rs:231:31
[INFO] [stdout]     |
[INFO] [stdout] 231 |                     let (t_2, t_1) = (t_1, t_2);
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_t_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_2`
[INFO] [stdout]    --> src/primitive.rs:231:26
[INFO] [stdout]     |
[INFO] [stdout] 231 |                     let (t_2, t_1) = (t_1, t_2);
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_t_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_1`
[INFO] [stdout]    --> src/primitive.rs:231:31
[INFO] [stdout]     |
[INFO] [stdout] 231 |                     let (t_2, t_1) = (t_1, t_2);
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_t_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist`
[INFO] [stdout]   --> src/render.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Some(Hit(dist, hitpos, mat, col, norm)) => {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_dist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dist`
[INFO] [stdout]   --> src/render.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Some(Hit(dist, hitpos, mat, col, norm)) => {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_dist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `half_width`
[INFO] [stdout]    --> src/render.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let half_width = half_height * (width as f32) / (height as f32);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_half_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `half_width`
[INFO] [stdout]    --> src/render.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let half_width = half_height * (width as f32) / (height as f32);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_half_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `check2`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let check2 = March {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_check2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `check2`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let check2 = March {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_check2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cube`
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let cube = AABB {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cube`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trig`
[INFO] [stdout]    --> src/main.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let trig = Triangle {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_trig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cube`
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let cube = AABB {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_cube`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rect`
[INFO] [stdout]    --> src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let rect = Rect_XY {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trig`
[INFO] [stdout]    --> src/main.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let trig = Triangle {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_trig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rect`
[INFO] [stdout]    --> src/main.rs:131:9
[INFO] [stdout]     |
[INFO] [stdout] 131 |     let rect = Rect_XY {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sphere_dist` is never used
[INFO] [stdout]   --> src/main.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn sphere_dist(p: Vec3) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.92s
[INFO] [stdout] warning: function `brdf_metal` is never used
[INFO] [stdout]   --> src/material.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn brdf_metal(n: Vec3, d: Vec3, seed: &mut u32) -> Vec3 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LIGHT` is never used
[INFO] [stdout]    --> src/material.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub const LIGHT: Material = Material {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `brdf_metal` is never used
[INFO] [stdout]   --> src/material.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn brdf_metal(n: Vec3, d: Vec3, seed: &mut u32) -> Vec3 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LIGHT` is never used
[INFO] [stdout]    --> src/material.rs:140:11
[INFO] [stdout]     |
[INFO] [stdout] 140 | pub const LIGHT: Material = Material {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `METAL` is never used
[INFO] [stdout]    --> src/material.rs:156:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub const METAL: Material = Material {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scale` is never read
[INFO] [stdout]    --> src/primitive.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 257 | pub struct March {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 258 |     pub centre: Vec3,
[INFO] [stdout] 259 |     pub scale: f32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_angles` is never used
[INFO] [stdout]  --> src/texture.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn to_angles(v: Vec3) -> (f32, f32) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Texture` is never used
[INFO] [stdout]   --> src/texture.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Texture {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextConstant` is never constructed
[INFO] [stdout]   --> src/texture.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct TextConstant {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextCheck` is never constructed
[INFO] [stdout]   --> src/texture.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct TextCheck {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `METAL` is never used
[INFO] [stdout]    --> src/material.rs:156:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub const METAL: Material = Material {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `scale` is never read
[INFO] [stdout]    --> src/primitive.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 257 | pub struct March {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 258 |     pub centre: Vec3,
[INFO] [stdout] 259 |     pub scale: f32,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `to_angles` is never used
[INFO] [stdout]  --> src/texture.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn to_angles(v: Vec3) -> (f32, f32) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Texture` is never used
[INFO] [stdout]   --> src/texture.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Texture {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextConstant` is never constructed
[INFO] [stdout]   --> src/texture.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct TextConstant {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TextCheck` is never constructed
[INFO] [stdout]   --> src/texture.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct TextCheck {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text_check` is never used
[INFO] [stdout]   --> src/texture.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn text_check(v: Vec3) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text_image` is never used
[INFO] [stdout]   --> src/texture.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn text_image(v: Vec3, img: image::DynamicImage) -> Colour {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleCamera` is never constructed
[INFO] [stdout]   --> src/render.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct SimpleCamera {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text_check` is never used
[INFO] [stdout]   --> src/texture.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn text_check(v: Vec3) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `text_image` is never used
[INFO] [stdout]   --> src/texture.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn text_image(v: Vec3, img: image::DynamicImage) -> Colour {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleCamera` is never constructed
[INFO] [stdout]   --> src/render.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct SimpleCamera {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/material.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let float: f32 = unsafe { ::core::mem::transmute(float_bits) };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let float: f32 = unsafe { ::core::mem::transmute(float_bits) };
[INFO] [stdout] 11 +     let float: f32 = unsafe { f32::from_bits(float_bits) };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/material.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let float: f32 = unsafe { ::core::mem::transmute(float_bits) };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let float: f32 = unsafe { ::core::mem::transmute(float_bits) };
[INFO] [stdout] 11 +     let float: f32 = unsafe { f32::from_bits(float_bits) };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57", kill_on_drop: false }`
[INFO] [stdout] 9da81e07359a139a8ac551055bd641af8d250a2bd07308f947f90cec01a57f57
