[INFO] cloning repository https://github.com/praffn/rusty-rays
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/praffn/rusty-rays" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraffn%2Frusty-rays", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraffn%2Frusty-rays'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6b770fa127f548b290b7e8ac652aef1ebe5ff3a
[INFO] checking praffn/rusty-rays against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraffn%2Frusty-rays" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/praffn/rusty-rays on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/praffn/rusty-rays
[INFO] finished tweaking git repo https://github.com/praffn/rusty-rays
[INFO] tweaked toml for git repo https://github.com/praffn/rusty-rays written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/praffn/rusty-rays already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 512dc197b53240bb62477bbcc2470ff7e179d66301c3b1b40812d912f7ef9593
[INFO] running `Command { std: "docker" "start" "-a" "512dc197b53240bb62477bbcc2470ff7e179d66301c3b1b40812d912f7ef9593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "512dc197b53240bb62477bbcc2470ff7e179d66301c3b1b40812d912f7ef9593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512dc197b53240bb62477bbcc2470ff7e179d66301c3b1b40812d912f7ef9593", kill_on_drop: false }`
[INFO] [stdout] 512dc197b53240bb62477bbcc2470ff7e179d66301c3b1b40812d912f7ef9593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3fab8701646e024fe261c5414d6a22af20f5c8f3c20ba450fcfb04ebad48b650
[INFO] running `Command { std: "docker" "start" "-a" "3fab8701646e024fe261c5414d6a22af20f5c8f3c20ba450fcfb04ebad48b650", kill_on_drop: false }`
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking rusty-rays v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Vec3`
[INFO] [stdout]  --> src/geom/sphere.rs:2:79
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::linalg::{smallest_greater_than_zero, solve_quadratic, Point3, Ray, Vec3};
[INFO] [stdout]   |                                                                               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point3`
[INFO] [stdout]  --> src/linalg/orthonormal_base.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Point3, Vec3};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gamma_correct`
[INFO] [stdout]   --> src/film/color.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn gamma_correct(x: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clamp`
[INFO] [stdout]   --> src/film/color.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn clamp(x: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/film/color.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn new(r: f32, g: f32, b: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clamp`
[INFO] [stdout]   --> src/film/color.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn clamp(self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clamp_mut`
[INFO] [stdout]   --> src/film/color.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn clamp_mut(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gamma_correct`
[INFO] [stdout]   --> src/film/color.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn gamma_correct(self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_rgb`
[INFO] [stdout]   --> src/film/color.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn to_rgb(self) -> (u8, u8, u8) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `OrthonormalBase`
[INFO] [stdout]  --> src/linalg/orthonormal_base.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct OrthonormalBase {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `construct`
[INFO] [stdout]   --> src/linalg/orthonormal_base.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn construct(direction: Vec3, up: Vec3) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `apply_vector`
[INFO] [stdout]   --> src/linalg/orthonormal_base.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn apply_vector(self, v: Vec3) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linalg/point3.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(x: f32, y: f32, z: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `distance_to`
[INFO] [stdout]   --> src/linalg/point3.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn distance_to(self, point: Point3) -> Vec3 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `displace`
[INFO] [stdout]   --> src/linalg/point3.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn displace(self, displacement: Vec3) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linalg/ray.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(origin: Point3, direction: Vec3) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/linalg/vec3.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(x: f32, y: f32, z: f32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `length`
[INFO] [stdout]   --> src/linalg/vec3.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn length(self) -> f32 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross`
[INFO] [stdout]   --> src/linalg/vec3.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn cross(self, rhs: Self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `normalize`
[INFO] [stdout]   --> src/linalg/vec3.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn normalize(self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point3`
[INFO] [stdout]  --> src/linalg/orthonormal_base.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{Point3, Vec3};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gamma_correct`
[INFO] [stdout]   --> src/film/color.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn gamma_correct(x: f32) -> f32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clamp_mut`
[INFO] [stdout]   --> src/film/color.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn clamp_mut(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gamma_correct`
[INFO] [stdout]   --> src/film/color.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn gamma_correct(self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3fab8701646e024fe261c5414d6a22af20f5c8f3c20ba450fcfb04ebad48b650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fab8701646e024fe261c5414d6a22af20f5c8f3c20ba450fcfb04ebad48b650", kill_on_drop: false }`
[INFO] [stdout] 3fab8701646e024fe261c5414d6a22af20f5c8f3c20ba450fcfb04ebad48b650