[INFO] cloning repository https://github.com/themasch/rust-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/themasch/rust-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemasch%2Frust-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemasch%2Frust-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5681da3100688014598113a96e0f42d032d84a56
[INFO] checking themasch/rust-raytracer against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemasch%2Frust-raytracer" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/themasch/rust-raytracer on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/themasch/rust-raytracer
[INFO] finished tweaking git repo https://github.com/themasch/rust-raytracer
[INFO] tweaked toml for git repo https://github.com/themasch/rust-raytracer written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/themasch/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded png v0.9.0
[INFO] [stderr]   Downloaded image v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48fe4e6305bb2e68d7818cc3359fddbafcb4cdaaaccc5be8dbc1503df5dc5bee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48fe4e6305bb2e68d7818cc3359fddbafcb4cdaaaccc5be8dbc1503df5dc5bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48fe4e6305bb2e68d7818cc3359fddbafcb4cdaaaccc5be8dbc1503df5dc5bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48fe4e6305bb2e68d7818cc3359fddbafcb4cdaaaccc5be8dbc1503df5dc5bee", kill_on_drop: false }`
[INFO] [stdout] 48fe4e6305bb2e68d7818cc3359fddbafcb4cdaaaccc5be8dbc1503df5dc5bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 982d9dded616a8989afbb8b38b38a2ad575c76be58caa4197c56ed4f09df6f83
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "982d9dded616a8989afbb8b38b38a2ad575c76be58caa4197c56ed4f09df6f83", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
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[INFO] [stderr]     Checking rand v0.6.5
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[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
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[INFO] [stderr]     Checking rayon-core v1.5.0
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[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.15.0
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Vector3`
[INFO] [stdout]  --> src/objects/mod.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cgmath::{Quaternion, Vector3};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]  --> src/objects/mesh.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use objects::{Sphere, Structure, TextureCoords, WorldPosition};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RayType`
[INFO] [stdout]  --> src/objects/mesh.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use raycast::{Intersection, Ray, RayType};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/objects/mesh.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/objects/mesh.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | use types::{Direction, Point, Scale};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/objects/mesh.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let w = (1.0 - u - v);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Material`, `SurfaceType`
[INFO] [stdout]  --> src/objects/plane.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use objects::{Material, Structure, SurfaceType, TextureCoords, WorldPosition};
[INFO] [stdout]   |               ^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Scale`
[INFO] [stdout]  --> src/objects/plane.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use types::{Color, Direction, Point, Scale};
[INFO] [stdout]   |             ^^^^^                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/objects/sphere.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use types::{Direction, Point, Scale};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/objects/mod.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |     structure: Box<Structure + Send + Sync>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Structure + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/render.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:93:16
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sample((x - 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sample((x - 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |         sample((x + 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |         sample((x + 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |         sample((x - 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |         sample((x - 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sample((x + 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sample((x + 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |         sample((x), (y), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |         sample((x), (y), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                     ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]   --> src/main.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 | use objects::{Material, Mesh, ObjectBuilder, Plane, Sphere};
[INFO] [stdout]    |                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Vector3`
[INFO] [stdout]  --> src/objects/mod.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cgmath::{Quaternion, Vector3};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]  --> src/objects/mesh.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use objects::{Sphere, Structure, TextureCoords, WorldPosition};
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RayType`
[INFO] [stdout]  --> src/objects/mesh.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use raycast::{Intersection, Ray, RayType};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max`, `min`
[INFO] [stdout]  --> src/objects/mesh.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/objects/mesh.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 | use types::{Direction, Point, Scale};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/objects/mesh.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |             let w = (1.0 - u - v);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Material`, `SurfaceType`
[INFO] [stdout]  --> src/objects/plane.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use objects::{Material, Structure, SurfaceType, TextureCoords, WorldPosition};
[INFO] [stdout]   |               ^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color`, `Scale`
[INFO] [stdout]  --> src/objects/plane.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use types::{Color, Direction, Point, Scale};
[INFO] [stdout]   |             ^^^^^                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scale`
[INFO] [stdout]  --> src/objects/sphere.rs:4:31
[INFO] [stdout]   |
[INFO] [stdout] 4 | use types::{Direction, Point, Scale};
[INFO] [stdout]   |                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/objects/mod.rs:121:20
[INFO] [stdout]     |
[INFO] [stdout] 121 |     structure: Box<Structure + Send + Sync>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Structure + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/render.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:93:16
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sample((x - 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |         sample((x - 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |         sample((x + 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:94:28
[INFO] [stdout]    |
[INFO] [stdout] 94 |         sample((x + 0.25), (y - 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |         sample((x - 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |         sample((x - 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sample((x + 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:96:28
[INFO] [stdout]    |
[INFO] [stdout] 96 |         sample((x + 0.25), (y + 0.25), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |         sample((x), (y), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/render.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |         sample((x), (y), scene, camera).unwrap_or(black),
[INFO] [stdout]    |                     ^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Sphere`
[INFO] [stdout]   --> src/main.rs:23:53
[INFO] [stdout]    |
[INFO] [stdout] 23 | use objects::{Material, Mesh, ObjectBuilder, Plane, Sphere};
[INFO] [stdout]    |                                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::prelude`
[INFO] [stdout]  --> src/objects/quad.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cgmath::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `texture_coordinates`
[INFO] [stdout]    --> src/objects/mod.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn reflectivity_at(&self, texture_coordinates: TextureCoords) -> Option<f32> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/objects/quad.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let (tmin, tmax) = (tmax, tmin);
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/objects/quad.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let (tmin, tmax) = (tmax, tmin);
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tymin`
[INFO] [stdout]   --> src/objects/quad.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let (tymin, tymax) = (tymax, tymin);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_tymin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tymax`
[INFO] [stdout]   --> src/objects/quad.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let (tymin, tymax) = (tymax, tymin);
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_tymax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/objects/quad.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let tmin = tymin;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/objects/quad.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let tmax = tymax;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tzmin`
[INFO] [stdout]   --> src/objects/quad.rs:45:18
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let (tzmin, tzmax) = (tzmax, tzmin);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_tzmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tzmax`
[INFO] [stdout]   --> src/objects/quad.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let (tzmin, tzmax) = (tzmax, tzmin);
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_tzmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scene`
[INFO] [stdout]   --> src/raycast.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn create_prime(x: f64, y: f64, scene: &Scene, camera: &Camera) -> Ray {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_scene`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> src/render.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let start = Instant::now();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cgmath::prelude`
[INFO] [stdout]  --> src/objects/quad.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cgmath::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `texture_coordinates`
[INFO] [stdout]    --> src/objects/mod.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn reflectivity_at(&self, texture_coordinates: TextureCoords) -> Option<f32> {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/objects/quad.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let (tmin, tmax) = (tmax, tmin);
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/objects/quad.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |             let (tmin, tmax) = (tmax, tmin);
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tymin`
[INFO] [stdout]   --> src/objects/quad.rs:26:18
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let (tymin, tymax) = (tymax, tymin);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_tymin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tymax`
[INFO] [stdout]   --> src/objects/quad.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |             let (tymin, tymax) = (tymax, tymin);
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_tymax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmin`
[INFO] [stdout]   --> src/objects/quad.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let tmin = tymin;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmax`
[INFO] [stdout]   --> src/objects/quad.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let tmax = tymax;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_tmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tzmin`
[INFO] [stdout]   --> src/objects/quad.rs:45:18
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let (tzmin, tzmax) = (tzmax, tzmin);
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_tzmin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tzmax`
[INFO] [stdout]   --> src/objects/quad.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let (tzmin, tzmax) = (tzmax, tzmin);
[INFO] [stdout]    |                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_tzmax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scene`
[INFO] [stdout]   --> src/raycast.rs:63:41
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn create_prime(x: f64, y: f64, scene: &Scene, camera: &Camera) -> Ray {
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_scene`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> src/render.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let start = Instant::now();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mesh`
[INFO] [stdout]    --> src/objects/mesh.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     mesh: obj::Object,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Quad`
[INFO] [stdout]  --> src/objects/quad.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Quad {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersects`
[INFO] [stdout]   --> src/objects/quad.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn intersects(&self, ray: &Ray, position: &WorldPosition) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/objects/sphere.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn create(radius: f64) -> Sphere {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Texture`
[INFO] [stdout]   --> src/objects/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Texture(DynamicImage),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/objects/mod.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn new(color: Coloration, albedo: f32) -> Material {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diffuse_texture`
[INFO] [stdout]   --> src/objects/mod.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn diffuse_texture(image: DynamicImage, albedo: f32) -> Material {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit_point`
[INFO] [stdout]    --> src/raycast.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 |     pub fn hit_point(&self) -> &Point {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mesh`
[INFO] [stdout]    --> src/objects/mesh.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     mesh: obj::Object,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Quad`
[INFO] [stdout]  --> src/objects/quad.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Quad {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `intersects`
[INFO] [stdout]   --> src/objects/quad.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn intersects(&self, ray: &Ray, position: &WorldPosition) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Texture`
[INFO] [stdout]   --> src/objects/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Texture(DynamicImage),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/objects/mod.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn new(color: Coloration, albedo: f32) -> Material {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `diffuse_texture`
[INFO] [stdout]   --> src/objects/mod.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 |     pub fn diffuse_texture(image: DynamicImage, albedo: f32) -> Material {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hit_point`
[INFO] [stdout]    --> src/raycast.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 |     pub fn hit_point(&self) -> &Point {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.62s
[INFO] running `Command { std: "docker" "inspect" "982d9dded616a8989afbb8b38b38a2ad575c76be58caa4197c56ed4f09df6f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982d9dded616a8989afbb8b38b38a2ad575c76be58caa4197c56ed4f09df6f83", kill_on_drop: false }`
[INFO] [stdout] 982d9dded616a8989afbb8b38b38a2ad575c76be58caa4197c56ed4f09df6f83