[INFO] cloning repository https://github.com/clynamen/RayTracingInOneWeekendRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clynamen/RayTracingInOneWeekendRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclynamen%2FRayTracingInOneWeekendRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclynamen%2FRayTracingInOneWeekendRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc4baa845a8d41af5793a6e0333d200429de444c
[INFO] checking clynamen/RayTracingInOneWeekendRust against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclynamen%2FRayTracingInOneWeekendRust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clynamen/RayTracingInOneWeekendRust on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clynamen/RayTracingInOneWeekendRust
[INFO] finished tweaking git repo https://github.com/clynamen/RayTracingInOneWeekendRust
[INFO] tweaked toml for git repo https://github.com/clynamen/RayTracingInOneWeekendRust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/clynamen/RayTracingInOneWeekendRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] 6567e58507440ea73fe5c636289000012a282d2d56da78147e7da481bdd41ab4
[INFO] running `Command { std: "docker" "start" "-a" "6567e58507440ea73fe5c636289000012a282d2d56da78147e7da481bdd41ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6567e58507440ea73fe5c636289000012a282d2d56da78147e7da481bdd41ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6567e58507440ea73fe5c636289000012a282d2d56da78147e7da481bdd41ab4", kill_on_drop: false }`
[INFO] [stdout] 6567e58507440ea73fe5c636289000012a282d2d56da78147e7da481bdd41ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff89fbfee3ee9fe63a22be29f2a6759d9e3da6d57ebf38baaab2636eaf54477
[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" "5ff89fbfee3ee9fe63a22be29f2a6759d9e3da6d57ebf38baaab2636eaf54477", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking paste v0.1.16
[INFO] [stderr]     Checking simba v0.1.2
[INFO] [stderr]     Checking nalgebra v0.21.0
[INFO] [stderr]     Checking angle v0.4.0
[INFO] [stderr]     Checking color-rs v0.5.0
[INFO] [stderr]     Checking ray_tracing_in_one_weekend_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `normal3f_to_rgb8`, `rgb8_to_vector3f`
[INFO] [stdout]  --> src/renderer/renderer.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::types::{normal3f_to_rgb8, vector3f_to_rgb8, rgb8_to_vector3f};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scale_rgb8`
[INFO] [stdout]  --> src/renderer/renderer.rs:6:54
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::types::{Rgb8, Size2i, Vector2i, Vector3f, scale_rgb8, PointwiseSqrtExt };
[INFO] [stdout]   |                                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/renderer/renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_max`
[INFO] [stdout]   --> src/geom/sphere.rs:13:58
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn hit_sphere(sphere: &Sphere, ray: &Ray, t_min:f32, t_max:f32) -> Option<HitPoint> {
[INFO] [stdout]    |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_max`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material/material.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |         fn scatter  (&self, ray: &Ray, rec: &HitPoint)-> Option<(Vector3f, Ray)> {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `normal3f_to_rgb8`, `rgb8_to_vector3f`
[INFO] [stdout]  --> src/renderer/renderer.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::types::{normal3f_to_rgb8, vector3f_to_rgb8, rgb8_to_vector3f};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `scale_rgb8`
[INFO] [stdout]  --> src/renderer/renderer.rs:6:54
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::types::{Rgb8, Size2i, Vector2i, Vector3f, scale_rgb8, PointwiseSqrtExt };
[INFO] [stdout]   |                                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/renderer/renderer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/raycasting/ray.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn at(&self, t: f32) -> Vector3f {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scale_rgb8`
[INFO] [stdout]   --> src/types/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn scale_rgb8(color: Rgb8, scale: f32) -> Rgb8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rgb8_to_vector3f`
[INFO] [stdout]   --> src/types/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn rgb8_to_vector3f(rgb: Rgb8) -> Vector3f {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `normal3f_to_rgb8`
[INFO] [stdout]   --> src/types/mod.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn normal3f_to_rgb8(v: Vector3f) -> Rgb8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_max`
[INFO] [stdout]   --> src/geom/sphere.rs:13:58
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn hit_sphere(sphere: &Sphere, ray: &Ray, t_min:f32, t_max:f32) -> Option<HitPoint> {
[INFO] [stdout]    |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_max`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ray`
[INFO] [stdout]   --> src/material/material.rs:23:29
[INFO] [stdout]    |
[INFO] [stdout] 23 |         fn scatter  (&self, ray: &Ray, rec: &HitPoint)-> Option<(Vector3f, Ray)> {
[INFO] [stdout]    |                             ^^^ help: if this is intentional, prefix it with an underscore: `_ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/raycasting/ray.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn at(&self, t: f32) -> Vector3f {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `scale_rgb8`
[INFO] [stdout]   --> src/types/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn scale_rgb8(color: Rgb8, scale: f32) -> Rgb8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rgb8_to_vector3f`
[INFO] [stdout]   --> src/types/mod.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn rgb8_to_vector3f(rgb: Rgb8) -> Vector3f {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `normal3f_to_rgb8`
[INFO] [stdout]   --> src/types/mod.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn normal3f_to_rgb8(v: Vector3f) -> Rgb8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "5ff89fbfee3ee9fe63a22be29f2a6759d9e3da6d57ebf38baaab2636eaf54477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff89fbfee3ee9fe63a22be29f2a6759d9e3da6d57ebf38baaab2636eaf54477", kill_on_drop: false }`
[INFO] [stdout] 5ff89fbfee3ee9fe63a22be29f2a6759d9e3da6d57ebf38baaab2636eaf54477