[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] 093383e2aba8597b4782a795308c8f13d6bbf9fb
[INFO] checking agourlay/ray-tracer against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagourlay%2Fray-tracer" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/agourlay/ray-tracer on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c66044a73df3e9adda26dbbaf830a45a4d2a4a43ef398eb149d73b9c953911b6
[INFO] running `Command { std: "docker" "start" "-a" "c66044a73df3e9adda26dbbaf830a45a4d2a4a43ef398eb149d73b9c953911b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c66044a73df3e9adda26dbbaf830a45a4d2a4a43ef398eb149d73b9c953911b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66044a73df3e9adda26dbbaf830a45a4d2a4a43ef398eb149d73b9c953911b6", kill_on_drop: false }`
[INFO] [stdout] c66044a73df3e9adda26dbbaf830a45a4d2a4a43ef398eb149d73b9c953911b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35dcdfdbec5fe2936276d193971a772fc4cb0386bfbf3174cab136923af65c27
[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" "35dcdfdbec5fe2936276d193971a772fc4cb0386bfbf3174cab136923af65c27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::canvas::Canvas`
[INFO] [stdout]  --> src/demo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::canvas::Canvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::intersection::Intersection`
[INFO] [stdout]  --> src/demo.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::intersection::Intersection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ray::Ray`
[INFO] [stdout]  --> src/demo.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::ray::Ray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]  --> src/material.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tuple::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sphere::*`
[INFO] [stdout]  --> src/world.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::sphere::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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] [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] [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] [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: `subtract`
[INFO] [stdout]   --> src/color.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn subtract(self, c: &Color) -> Color {
[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: `rotate_z`
[INFO] [stdout]    --> src/matrix.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn rotate_z(angle: f64) -> Matrix {
[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:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     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: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stdout] warning: unused import: `FRAC_2_PI`
[INFO] [stdout]   --> src/camera.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use std::f64::consts::{FRAC_2_PI, FRAC_PI_4};
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::canvas::Canvas`
[INFO] [stdout]  --> src/demo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::canvas::Canvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::intersection::Intersection`
[INFO] [stdout]  --> src/demo.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::intersection::Intersection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ray::Ray`
[INFO] [stdout]  --> src/demo.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::ray::Ray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ray::*`
[INFO] [stdout]   --> src/intersection.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     use crate::ray::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]  --> src/material.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tuple::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]   --> src/material.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     use crate::tuple::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::intersection::*`
[INFO] [stdout]    --> src/sphere.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use crate::intersection::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]    --> src/sphere.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use crate::tuple::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sphere::*`
[INFO] [stdout]  --> src/world.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::sphere::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::sphere::*`
[INFO] [stdout]    --> src/world.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     use crate::sphere::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subtract`
[INFO] [stdout]   --> src/color.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn subtract(self, c: &Color) -> Color {
[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: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.39s
[INFO] running `Command { std: "docker" "inspect" "35dcdfdbec5fe2936276d193971a772fc4cb0386bfbf3174cab136923af65c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35dcdfdbec5fe2936276d193971a772fc4cb0386bfbf3174cab136923af65c27", kill_on_drop: false }`
[INFO] [stdout] 35dcdfdbec5fe2936276d193971a772fc4cb0386bfbf3174cab136923af65c27