[INFO] cloning repository https://github.com/donedgardo/ray-tracer-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/donedgardo/ray-tracer-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonedgardo%2Fray-tracer-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonedgardo%2Fray-tracer-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9fe6c9724717f5f9cc33a58e960f3bd00c8dcf2
[INFO] checking donedgardo/ray-tracer-engine against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137033
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdonedgardo%2Fray-tracer-engine" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/donedgardo/ray-tracer-engine on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/donedgardo/ray-tracer-engine
[INFO] finished tweaking git repo https://github.com/donedgardo/ray-tracer-engine
[INFO] tweaked toml for git repo https://github.com/donedgardo/ray-tracer-engine written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/donedgardo/ray-tracer-engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.24.0
[INFO] [stderr]   Downloaded rstest_macros v0.24.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfc853af4047b9939f1106a171ca8e015c6570f27fcb217512c082c06c4039b8
[INFO] running `Command { std: "docker" "start" "-a" "cfc853af4047b9939f1106a171ca8e015c6570f27fcb217512c082c06c4039b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfc853af4047b9939f1106a171ca8e015c6570f27fcb217512c082c06c4039b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc853af4047b9939f1106a171ca8e015c6570f27fcb217512c082c06c4039b8", kill_on_drop: false }`
[INFO] [stdout] cfc853af4047b9939f1106a171ca8e015c6570f27fcb217512c082c06c4039b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b9bee3d13ee72854a472ebee7acab4bc5af345626365fca14d2463e3795387
[INFO] running `Command { std: "docker" "start" "-a" "71b9bee3d13ee72854a472ebee7acab4bc5af345626365fca14d2463e3795387", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling winnow v0.6.22
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rstest_macros v0.24.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking rstest v0.24.0
[INFO] [stderr]     Checking rusty_render_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Index` and `Mul`
[INFO] [stdout]   --> src/main.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops::{Index, Mul};
[INFO] [stdout]    |                ^^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Index` and `Mul`
[INFO] [stdout]   --> src/main.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops::{Index, Mul};
[INFO] [stdout]    |                ^^^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]    --> src/matrix.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |     use std::ops::Mul;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Projectile` is never constructed
[INFO] [stdout]   --> src/main.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Projectile {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Environment` is never constructed
[INFO] [stdout]   --> src/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Environment {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tick` is never used
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn tick(proj: Projectile, env: &Environment) -> Projectile {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_projectile_image` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn create_projectile_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Canvas` is never constructed
[INFO] [stdout]  --> src/canvas.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Canvas {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `width`, `height`, `get_pixels`, `write_pixel`, and `pixel_at` are never used
[INFO] [stdout]   --> src/canvas.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Canvas {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(width: u32, height: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn width(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn height(&self) -> u32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_pixels(&self) -> impl Iterator<Item = &Color> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn write_pixel(&mut self, x: u32, y: u32, color: Color) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn pixel_at(&self, x: u32, y: u32) -> Option<&Color> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/matrix.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Matrix4x4 {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn identity() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn transpose(&self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn submatrix(&self, row: usize, col: usize) -> Matrix3x3 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub fn minor(&self, row: usize, col: usize) -> f32 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn cofactor(&self, row: usize, col: usize) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn determinant(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |     pub fn is_invertible(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn inverse(&self) -> Option<Self> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Translation` is never constructed
[INFO] [stdout]    --> src/matrix.rs:178:8
[INFO] [stdout]     |
[INFO] [stdout] 178 | struct Translation(Tuple);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/matrix.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | impl Translation {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 181 |     pub fn new(x: f32, y: f32, z: f32) -> Matrix4x4 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `submatrix`, `minor`, `cofactor`, and `determinant` are never used
[INFO] [stdout]    --> src/matrix.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 195 | impl Matrix3x3 {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 196 |     pub fn new(r1: [f32; 3], r2: [f32; 3], r3: [f32; 3]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn submatrix(&self, row: usize, col: usize) -> Matrix2x2 {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn minor(&self, row: usize, col: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub fn cofactor(&self, row: usize, col: usize) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 |     pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `determinant` are never used
[INFO] [stdout]    --> src/matrix.rs:252:12
[INFO] [stdout]     |
[INFO] [stdout] 251 | impl Matrix2x2 {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 252 |     pub fn new(r1: [f32; 2], r2: [f32; 2]) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     pub fn determinant(&self) -> f32 {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PPM` is never constructed
[INFO] [stdout]  --> src/ppm_image.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PPM;
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `generate`, `generate_body`, `truncate_rows`, `generate_x_row`, `get_255_value`, and `generate_header` are never used
[INFO] [stdout]   --> src/ppm_image.rs:7:12
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl PPM {
[INFO] [stdout]    | -------- associated functions in this implementation
[INFO] [stdout] 7  |     pub fn generate(canvas: &Canvas) -> String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     fn generate_body(canvas: &Canvas) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn truncate_rows(row: &String, max_line_size: usize) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn generate_x_row(canvas: &Canvas, x: u32, color: &&Color) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn get_255_value(color: f32) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn generate_header(canvas: &Canvas) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `magnitude`, `normalize`, and `dot` are never used
[INFO] [stdout]   --> src/tuple.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Tuple {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn magnitude(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn normalize(&self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn dot(&self, rhs: &Self) -> f32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `magnitude`, `normalize`, `dot`, and `cross` are never used
[INFO] [stdout]   --> src/vector.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Vector {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn magnitude(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn normalize(&self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn dot(&self, rhs: &Vector) -> f32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn cross(&self, rhs: &Vector) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Projectile` is never constructed
[INFO] [stdout]   --> src/main.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Projectile {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Environment` is never constructed
[INFO] [stdout]   --> src/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Environment {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tick` is never used
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn tick(proj: Projectile, env: &Environment) -> Projectile {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_projectile_image` is never used
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn create_projectile_image() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/matrix.rs:178:20
[INFO] [stdout]     |
[INFO] [stdout] 178 | struct Translation(Tuple);
[INFO] [stdout]     |        ----------- ^^^^^
[INFO] [stdout]     |        |
[INFO] [stdout]     |        field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.30s
[INFO] running `Command { std: "docker" "inspect" "71b9bee3d13ee72854a472ebee7acab4bc5af345626365fca14d2463e3795387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b9bee3d13ee72854a472ebee7acab4bc5af345626365fca14d2463e3795387", kill_on_drop: false }`
[INFO] [stdout] 71b9bee3d13ee72854a472ebee7acab4bc5af345626365fca14d2463e3795387