[INFO] cloning repository https://github.com/mgrabmueller/ray_tracer_challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgrabmueller/ray_tracer_challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgrabmueller%2Fray_tracer_challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgrabmueller%2Fray_tracer_challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96d8de6a72cba97037c35c20298fd752127c7a60
[INFO] checking mgrabmueller/ray_tracer_challenge against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgrabmueller%2Fray_tracer_challenge" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgrabmueller/ray_tracer_challenge on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgrabmueller/ray_tracer_challenge
[INFO] finished tweaking git repo https://github.com/mgrabmueller/ray_tracer_challenge
[INFO] tweaked toml for git repo https://github.com/mgrabmueller/ray_tracer_challenge written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mgrabmueller/ray_tracer_challenge 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" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mint v0.5.8
[INFO] [stderr]   Downloaded ndk-glue v0.4.0
[INFO] [stderr]   Downloaded cpal v0.13.4
[INFO] [stderr]   Downloaded owned_ttf_parser v0.14.0
[INFO] [stderr]   Downloaded ordered-float v2.8.0
[INFO] [stderr]   Downloaded clang-sys v1.3.0
[INFO] [stderr]   Downloaded combine v4.6.2
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] [stderr]   Downloaded oboe-sys v0.4.4
[INFO] [stderr]   Downloaded ndk v0.4.0
[INFO] [stderr]   Downloaded oboe v0.4.4
[INFO] [stderr]   Downloaded num_enum_derive v0.5.5
[INFO] [stderr]   Downloaded num_enum v0.5.5
[INFO] [stderr]   Downloaded ab_glyph v0.2.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ef29f386e22082308d9fb4a8b5a9197f6126d26af6b2994f8839cecebe8a8dd
[INFO] running `Command { std: "docker" "start" "-a" "0ef29f386e22082308d9fb4a8b5a9197f6126d26af6b2994f8839cecebe8a8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ef29f386e22082308d9fb4a8b5a9197f6126d26af6b2994f8839cecebe8a8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef29f386e22082308d9fb4a8b5a9197f6126d26af6b2994f8839cecebe8a8dd", kill_on_drop: false }`
[INFO] [stdout] 0ef29f386e22082308d9fb4a8b5a9197f6126d26af6b2994f8839cecebe8a8dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3177151ad92260e8619fff6dc1ce17ac35832119ce09740a364e54bf672b5d7b
[INFO] running `Command { std: "docker" "start" "-a" "3177151ad92260e8619fff6dc1ce17ac35832119ce09740a364e54bf672b5d7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking crossbeam-queue v0.3.2
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]     Checking ttf-parser v0.14.0
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]     Checking lyon_geom v0.17.6
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking lyon_path v0.17.7
[INFO] [stderr]    Compiling cpal v0.13.4
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking gif v0.11.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking mint v0.5.8
[INFO] [stderr]     Checking lyon_tessellation v0.17.10
[INFO] [stderr]     Checking lyon_algorithms v0.17.7
[INFO] [stderr]     Checking owned_ttf_parser v0.14.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking ab_glyph v0.2.13
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking xdg v2.4.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking raw-window-handle v0.3.4
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking glyph_brush_layout v0.2.3
[INFO] [stderr]     Checking mio-misc v1.2.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]     Checking glam v0.20.2
[INFO] [stderr]     Checking lyon v0.17.10
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking twox-hash v1.6.2
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]     Checking glyph_brush_draw_cache v0.1.5
[INFO] [stderr]     Checking glyph_brush v0.7.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]     Checking gilrs-core v0.3.2
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking minimp3 v0.5.1
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking gilrs v0.8.2
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking rodio v0.14.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]    Compiling ggez v0.7.0
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking old_school_gfx_glutin_ext v0.27.0
[INFO] [stderr]     Checking ray_tracer_challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `is_point` and `is_vector` are never used
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Tuple {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn is_point(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn is_vector(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero` is never used
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn zero() -> Vector {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `negate` is never used
[INFO] [stdout]    --> src/main.rs:198:4
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn negate(a: Tuple) -> Tuple {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]    --> src/main.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn div(a: Tuple, d: f32) -> Tuple {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cross` is never used
[INFO] [stdout]    --> src/main.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn cross(a: Tuple, b: Tuple) -> Tuple {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pixel_at` is never used
[INFO] [stdout]    --> src/main.rs:252:8
[INFO] [stdout]     |
[INFO] [stdout] 242 | impl Canvas {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 252 |     fn pixel_at(&self, x: usize, y: usize) -> Color {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `minor` is never used
[INFO] [stdout]    --> src/main.rs:376:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | impl Matrix {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 376 |     fn minor(&self, row: usize, col: usize) -> f32 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rotation_x` is never used
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn rotation_x(rad: f32) -> Matrix {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shearing` is never used
[INFO] [stdout]    --> src/main.rs:526:4
[INFO] [stdout]     |
[INFO] [stdout] 526 | fn shearing(x_y: f32, x_z: f32, y_x: f32, y_z: f32, z_x: f32, z_y: f32) -> Matrix {
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `transform` is never used
[INFO] [stdout]    --> src/main.rs:591:8
[INFO] [stdout]     |
[INFO] [stdout] 585 | impl Shape {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 591 |     fn transform(&self) -> Matrix {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersects_at` is never used
[INFO] [stdout]    --> src/main.rs:709:4
[INFO] [stdout]     |
[INFO] [stdout] 709 | fn intersects_at(s: &Shape, ray: &Ray) -> Vec<f32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Computations` is never constructed
[INFO] [stdout]     --> src/main.rs:1006:8
[INFO] [stdout]      |
[INFO] [stdout] 1006 | struct Computations {
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prepare_computations` is never used
[INFO] [stdout]     --> src/main.rs:1015:4
[INFO] [stdout]      |
[INFO] [stdout] 1015 | fn prepare_computations(w: &World, i: Intersection, ray: &Ray) -> Computations {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `intersect` is never used
[INFO] [stdout]     --> src/main.rs:1045:8
[INFO] [stdout]      |
[INFO] [stdout] 1044 | impl World {
[INFO] [stdout]      | ---------- method in this implementation
[INFO] [stdout] 1045 |     fn intersect(&self, ray: &Ray) -> Vec<Intersection> {
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_test_world` is never used
[INFO] [stdout]     --> src/main.rs:1065:4
[INFO] [stdout]      |
[INFO] [stdout] 1065 | fn default_test_world() -> World {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inside` is never read
[INFO] [stdout]     --> src/main.rs:1012:5
[INFO] [stdout]      |
[INFO] [stdout] 1006 | struct Computations {
[INFO] [stdout]      |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1012 |     inside: bool,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.03s
[INFO] running `Command { std: "docker" "inspect" "3177151ad92260e8619fff6dc1ce17ac35832119ce09740a364e54bf672b5d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3177151ad92260e8619fff6dc1ce17ac35832119ce09740a364e54bf672b5d7b", kill_on_drop: false }`
[INFO] [stdout] 3177151ad92260e8619fff6dc1ce17ac35832119ce09740a364e54bf672b5d7b