[INFO] cloning repository https://github.com/Kethku/RustyRayTracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kethku/RustyRayTracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKethku%2FRustyRayTracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKethku%2FRustyRayTracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25633642276e2a25325f760faa1f58d1fa1bb375
[INFO] checking Kethku/RustyRayTracer against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKethku%2FRustyRayTracer" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kethku/RustyRayTracer
[INFO] finished tweaking git repo https://github.com/Kethku/RustyRayTracer
[INFO] tweaked toml for git repo https://github.com/Kethku/RustyRayTracer written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kethku/RustyRayTracer on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kethku/RustyRayTracer 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eae9b94111f67e54859ae63d25a96d6b032b5f421bc461a3f46b2745c62f5f5f
[INFO] running `Command { std: "docker" "start" "-a" "eae9b94111f67e54859ae63d25a96d6b032b5f421bc461a3f46b2745c62f5f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eae9b94111f67e54859ae63d25a96d6b032b5f421bc461a3f46b2745c62f5f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae9b94111f67e54859ae63d25a96d6b032b5f421bc461a3f46b2745c62f5f5f", kill_on_drop: false }`
[INFO] [stdout] eae9b94111f67e54859ae63d25a96d6b032b5f421bc461a3f46b2745c62f5f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fdac396b5ad4856d3f48dd5bec0f851158bd2ac0f9d0997b15ca57966a10e61
[INFO] running `Command { std: "docker" "start" "-a" "3fdac396b5ad4856d3f48dd5bec0f851158bd2ac0f9d0997b15ca57966a10e61", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.10.4
[INFO] [stderr]     Checking rusty_ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Barrier`
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Arc, Mutex, Barrier};
[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: `std::f64::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::f64::*;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn ray_cast(&self, Vector, Vector) -> Option<Vector>;
[INFO] [stdout]   |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn ray_cast(&self, Vector, Vector) -> Option<Vector>;
[INFO] [stdout]   |                                ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn distance(&self, Vector) -> f64;
[INFO] [stdout]   |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/distance_field.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn normal(&self, Vector) -> Vector;
[INFO] [stdout]    |                      ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/distance_field.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn characteristics(&self, Vector) -> Characteristics;
[INFO] [stdout]    |                               ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `characteristics::*`
[INFO] [stdout]  --> src/scene.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use characteristics::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `distance_field::*`
[INFO] [stdout]  --> src/atmosphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use distance_field::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scene::*`
[INFO] [stdout]  --> src/atmosphere.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scene::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atmosphere::*`
[INFO] [stdout]  --> src/scene_renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use atmosphere::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_step_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:48:31
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn characteristics(&self, pos: Vector) -> Characteristics {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn normal(&self, pos: Vector) -> Vector {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn characteristics(&self, pos: Vector) -> Characteristics {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/scene_renderer.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 for i in 0..iterations {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `intersect`
[INFO] [stdout]   --> src/scene_renderer.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         Some(intersect) => continue,
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Field` is never used
[INFO] [stdout]  --> src/distance_field.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Field {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Sphere {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/distance_field.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Sphere {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 21 |     pub fn new(pos: Vector, r: f64, chars: Characteristics) -> Scene<Sphere> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plane` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Plane {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/distance_field.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Plane {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(normal: Vector, point: Vector, chars: Characteristics) -> Scene<Plane> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Negate` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Negate<T: Field> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Union` is never constructed
[INFO] [stdout]    --> src/distance_field.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct Union<T1: Field, T2: Field> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Intersection` is never constructed
[INFO] [stdout]    --> src/distance_field.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub struct Intersection<T1: Field, T2: Field> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scene` is never constructed
[INFO] [stdout]  --> src/scene.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Scene<T: Field> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MINIMUM_THRESHOLD` is never used
[INFO] [stdout]   --> src/scene.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const MINIMUM_THRESHOLD: f64 = 0.001;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `trace` is never used
[INFO] [stdout]   --> src/scene.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: Field> Scene<T> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] 14 |     pub fn trace(&self, position: Vector, direction: Vector, sun_dir: Vector) -> Vector {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Characteristics` is never constructed
[INFO] [stdout]  --> src/characteristics.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Characteristics {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `default`, `mirror`, and `matte` are never used
[INFO] [stdout]   --> src/characteristics.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Characteristics {
[INFO] [stdout]    | -------------------- associated functions in this implementation
[INFO] [stdout] 12 |     pub fn default() -> Characteristics {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn mirror(color: Vector) -> Characteristics {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn matte(color: Vector) -> Characteristics {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UP` is never used
[INFO] [stdout]   --> src/scene_renderer.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const UP: Vector = Vector {
[INFO] [stdout]    |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scene_renderer` is never used
[INFO] [stdout]   --> src/scene_renderer.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn scene_renderer(colors_mutex: Arc<Mutex<Vec<Vector>>>, width: usize, height: usize, threads: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plane_intersection` is never used
[INFO] [stdout]   --> src/geometry.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn plane_intersection(normal: Vector, point: Vector, position: Vector, direction: Vector) -> Option<Vector> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Barrier`
[INFO] [stdout]  --> src/main.rs:6:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Arc, Mutex, Barrier};
[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: `std::f64::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::f64::*;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:8:24
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn ray_cast(&self, Vector, Vector) -> Option<Vector>;
[INFO] [stdout]   |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:8:32
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn ray_cast(&self, Vector, Vector) -> Option<Vector>;
[INFO] [stdout]   |                                ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/distance_field.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn distance(&self, Vector) -> f64;
[INFO] [stdout]   |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/distance_field.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn normal(&self, Vector) -> Vector;
[INFO] [stdout]    |                      ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/distance_field.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn characteristics(&self, Vector) -> Characteristics;
[INFO] [stdout]    |                               ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vector`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `characteristics::*`
[INFO] [stdout]  --> src/scene.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use characteristics::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `distance_field::*`
[INFO] [stdout]  --> src/atmosphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use distance_field::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scene::*`
[INFO] [stdout]  --> src/atmosphere.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use scene::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `atmosphere::*`
[INFO] [stdout]  --> src/scene_renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use atmosphere::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_step_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:48:31
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn characteristics(&self, pos: Vector) -> Characteristics {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:85:22
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn normal(&self, pos: Vector) -> Vector {
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/distance_field.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn characteristics(&self, pos: Vector) -> Characteristics {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/scene_renderer.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 for i in 0..iterations {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `intersect`
[INFO] [stdout]   --> src/scene_renderer.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         Some(intersect) => continue,
[INFO] [stdout]    |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_intersect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Field` is never used
[INFO] [stdout]  --> src/distance_field.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Field {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Sphere {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/distance_field.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Sphere {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 21 |     pub fn new(pos: Vector, r: f64, chars: Characteristics) -> Scene<Sphere> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Plane` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Plane {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/distance_field.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Plane {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 60 |     pub fn new(normal: Vector, point: Vector, chars: Characteristics) -> Scene<Plane> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Negate` is never constructed
[INFO] [stdout]   --> src/distance_field.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Negate<T: Field> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Union` is never constructed
[INFO] [stdout]    --> src/distance_field.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct Union<T1: Field, T2: Field> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Intersection` is never constructed
[INFO] [stdout]    --> src/distance_field.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 162 | pub struct Intersection<T1: Field, T2: Field> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Scene` is never constructed
[INFO] [stdout]  --> src/scene.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Scene<T: Field> {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MINIMUM_THRESHOLD` is never used
[INFO] [stdout]   --> src/scene.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const MINIMUM_THRESHOLD: f64 = 0.001;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `trace` is never used
[INFO] [stdout]   --> src/scene.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: Field> Scene<T> {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] 14 |     pub fn trace(&self, position: Vector, direction: Vector, sun_dir: Vector) -> Vector {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Characteristics` is never constructed
[INFO] [stdout]  --> src/characteristics.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Characteristics {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `default`, `mirror`, and `matte` are never used
[INFO] [stdout]   --> src/characteristics.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Characteristics {
[INFO] [stdout]    | -------------------- associated functions in this implementation
[INFO] [stdout] 12 |     pub fn default() -> Characteristics {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn mirror(color: Vector) -> Characteristics {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn matte(color: Vector) -> Characteristics {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UP` is never used
[INFO] [stdout]   --> src/scene_renderer.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const UP: Vector = Vector {
[INFO] [stdout]    |       ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scene_renderer` is never used
[INFO] [stdout]   --> src/scene_renderer.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn scene_renderer(colors_mutex: Arc<Mutex<Vec<Vector>>>, width: usize, height: usize, threads: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `plane_intersection` is never used
[INFO] [stdout]   --> src/geometry.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn plane_intersection(normal: Vector, point: Vector, position: Vector, direction: Vector) -> Option<Vector> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "3fdac396b5ad4856d3f48dd5bec0f851158bd2ac0f9d0997b15ca57966a10e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdac396b5ad4856d3f48dd5bec0f851158bd2ac0f9d0997b15ca57966a10e61", kill_on_drop: false }`
[INFO] [stdout] 3fdac396b5ad4856d3f48dd5bec0f851158bd2ac0f9d0997b15ca57966a10e61
