[INFO] cloning repository https://github.com/agourlay/ray-tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agourlay/ray-tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fray-tracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fray-tracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8caa01f8d8ffa3a67846c252ea08595d96d62cfc
[INFO] checking agourlay/ray-tracer against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fray-tracer" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agourlay/ray-tracer on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/agourlay/ray-tracer
[INFO] finished tweaking git repo https://github.com/agourlay/ray-tracer
[INFO] tweaked toml for git repo https://github.com/agourlay/ray-tracer written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/agourlay/ray-tracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a23ced008c2f31845224b8cb3a0a325cfeba68e32ae8c1a271d81f24424e3ffb
[INFO] running `Command { std: "docker" "start" "-a" "a23ced008c2f31845224b8cb3a0a325cfeba68e32ae8c1a271d81f24424e3ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a23ced008c2f31845224b8cb3a0a325cfeba68e32ae8c1a271d81f24424e3ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23ced008c2f31845224b8cb3a0a325cfeba68e32ae8c1a271d81f24424e3ffb", kill_on_drop: false }`
[INFO] [stdout] a23ced008c2f31845224b8cb3a0a325cfeba68e32ae8c1a271d81f24424e3ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32010178a9d193adf6aec8413acc8675d5869ea6851b08e58ab82ac2d40b13bc
[INFO] running `Command { std: "docker" "start" "-a" "32010178a9d193adf6aec8413acc8675d5869ea6851b08e58ab82ac2d40b13bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stdout] warning: unused variable: `local_point`
[INFO] [stdout]   --> src/plane.rs:57:31
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn local_normal_at(&self, local_point: &(f64, f64, f64, f64)) -> (f64, f64, f64, f64) {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_point`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `field_of_view`
[INFO] [stdout]   --> src/camera.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     field_of_view: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stdout] warning: field is never read: `transform`
[INFO] [stdout]   --> src/camera.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     transform: Matrix,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stdout] warning: associated function is never used: `make_with_color`
[INFO] [stdout]   --> src/canvas.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn make_with_color(width: usize, height: usize, color: Color) -> Canvas {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stdout] warning: associated function is never used: `color_at`
[INFO] [stdout]   --> src/canvas.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn color_at(self, x: usize, y: usize) -> Option<Color> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/material.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(color: Color, diffuse: f64, specular: f64) -> Material {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_matrix_2`
[INFO] [stdout]   --> src/matrix.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn make_matrix_2(aa: f64, ab: f64, ba: f64, bb: f64) -> Matrix {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_matrix_3`
[INFO] [stdout]   --> src/matrix.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn make_matrix_3(
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shearing`
[INFO] [stdout]    --> src/matrix.rs:257:12
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn shearing(xy: f64, xz: f64, yx: f64, yz: f64, zx: f64, zy: f64) -> Matrix {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Env`
[INFO] [stdout]   --> src/projectile.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Env {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tick`
[INFO] [stdout]   --> src/projectile.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn tick(self: Projectile, env: &Env) -> Projectile {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `simulation`
[INFO] [stdout]   --> src/projectile.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn simulation() -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_radius`
[INFO] [stdout]   --> src/sphere.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn set_radius(self, radius: f64) -> Sphere {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuples_are_equal`
[INFO] [stdout]  --> src/tuple.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn tuples_are_equal(t1: &Tuple, t2: &Tuple) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuple_is_vector`
[INFO] [stdout]   --> src/tuple.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn tuple_is_vector(t: &Tuple) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuple_is_point`
[INFO] [stdout]   --> src/tuple.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn tuple_is_point(t: &Tuple) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scale_tuple_division`
[INFO] [stdout]   --> src/tuple.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn scale_tuple_division(v: &Tuple, scale: f64) -> Tuple {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_lights`
[INFO] [stdout]   --> src/world.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn set_lights(self, lights: Vec<Light>) -> World {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/world.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn default() -> World {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stdout] warning: unused import: `crate::pattern::Pattern::StripePattern`
[INFO] [stdout]   --> src/light.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use crate::pattern::Pattern::StripePattern;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stripe`
[INFO] [stdout]   --> src/light.rs:70:35
[INFO] [stdout]    |
[INFO] [stdout] 70 |     use crate::pattern::{Pattern, Stripe};
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Transformation`
[INFO] [stdout]    --> src/pattern.rs:205:33
[INFO] [stdout]     |
[INFO] [stdout] 205 |     use crate::matrix::{Matrix, Transformation};
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::material::Material`
[INFO] [stdout]   --> src/plane.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     use crate::material::Material;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::matrix::Matrix`
[INFO] [stdout]   --> src/plane.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use crate::matrix::Matrix;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sphere::*`
[INFO] [stdout]   --> src/plane.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use crate::sphere::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[macro_use(quickcheck)]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_point`
[INFO] [stdout]   --> src/plane.rs:57:31
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn local_normal_at(&self, local_point: &(f64, f64, f64, f64)) -> (f64, f64, f64, f64) {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_point`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_ray`
[INFO] [stdout]   --> src/shape.rs:86:35
[INFO] [stdout]    |
[INFO] [stdout] 86 |         fn local_intersect(&self, local_ray: &Ray) -> Vec<Intersection> {
[INFO] [stdout]    |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local_point`
[INFO] [stdout]   --> src/shape.rs:90:35
[INFO] [stdout]    |
[INFO] [stdout] 90 |         fn local_normal_at(&self, local_point: &(f64, f64, f64, f64)) -> (f64, f64, f64, f64) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_local_point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `matrix_multiply_identity_prop`
[INFO] [stdout]    --> src/matrix.rs:435:8
[INFO] [stdout]     |
[INFO] [stdout] 435 |     fn matrix_multiply_identity_prop(m: Matrix) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Env`
[INFO] [stdout]   --> src/projectile.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Env {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tick`
[INFO] [stdout]   --> src/projectile.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn tick(self: Projectile, env: &Env) -> Projectile {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `simulation`
[INFO] [stdout]   --> src/projectile.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn simulation() -> Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tuples_are_equal`
[INFO] [stdout]  --> src/tuple.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn tuples_are_equal(t1: &Tuple, t2: &Tuple) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_lights`
[INFO] [stdout]   --> src/world.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn set_lights(self, lights: Vec<Light>) -> World {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.72s
[INFO] running `Command { std: "docker" "inspect" "32010178a9d193adf6aec8413acc8675d5869ea6851b08e58ab82ac2d40b13bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32010178a9d193adf6aec8413acc8675d5869ea6851b08e58ab82ac2d40b13bc", kill_on_drop: false }`
[INFO] [stdout] 32010178a9d193adf6aec8413acc8675d5869ea6851b08e58ab82ac2d40b13bc