[INFO] cloning repository https://github.com/ShoshinX/RayTracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShoshinX/RayTracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShoshinX%2FRayTracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShoshinX%2FRayTracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c030e766592aaf1103b201ebd68b685604eca6c1
[INFO] testing ShoshinX/RayTracing against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShoshinX%2FRayTracing" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShoshinX/RayTracing on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ShoshinX/RayTracing
[INFO] finished tweaking git repo https://github.com/ShoshinX/RayTracing
[INFO] tweaked toml for git repo https://github.com/ShoshinX/RayTracing written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ShoshinX/RayTracing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbbf211fa29788febc571e4c1bfa244979462330e913a0606764ac33e142b0fa
[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" "cbbf211fa29788febc571e4c1bfa244979462330e913a0606764ac33e142b0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbbf211fa29788febc571e4c1bfa244979462330e913a0606764ac33e142b0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbbf211fa29788febc571e4c1bfa244979462330e913a0606764ac33e142b0fa", kill_on_drop: false }`
[INFO] [stdout] cbbf211fa29788febc571e4c1bfa244979462330e913a0606764ac33e142b0fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5310e363c00ee9489f5b314586d068fc7cd201ed7a231701b579db87286df4dc
[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" "5310e363c00ee9489f5b314586d068fc7cd201ed7a231701b579db87286df4dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/vec3.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self,Write};
[INFO] [stdout]   |               ^^^^ ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vec3` should have an upper camel case name
[INFO] [stdout]  --> src/vec3.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct vec3 {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vec3`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `point3` should have an upper camel case name
[INFO] [stdout]   --> src/vec3.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub type point3 = vec3; // 3D point
[INFO] [stdout]    |          ^^^^^^ help: convert the identifier to upper camel case: `Point3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `color` should have an upper camel case name
[INFO] [stdout]   --> src/vec3.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub type color  = vec3; // RGB color
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ray` should have an upper camel case name
[INFO] [stdout]  --> src/ray.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ray {
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper camel case: `Ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `hit_record` should have an upper camel case name
[INFO] [stdout]  --> src/hittable.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct hit_record {
[INFO] [stdout]   |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `HitRecord`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `hittable` should have an upper camel case name
[INFO] [stdout]   --> src/hittable.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait hittable {
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `Hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `sphere` should have an upper camel case name
[INFO] [stdout]  --> src/sphere.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct sphere {
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sphere`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `hittable_list` should have an upper camel case name
[INFO] [stdout]  --> src/hittable_list.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct hittable_list{
[INFO] [stdout]   |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `HittableList`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hittable_list.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub objects: Vec<Box<hittable>>,
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hittable_list.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn add(&mut self, object: Box<hittable>) { self.objects.push(object) }
[INFO] [stdout]    |                                       ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ray::*`
[INFO] [stdout]   --> src/rtweekend.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::ray::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vec3::*`
[INFO] [stdout]   --> src/rtweekend.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::vec3::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `camera` should have an upper camel case name
[INFO] [stdout]  --> src/camera.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct camera {
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Camera`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn ray_color(r: &ray::ray, world: &hittable::hittable, depth: i32) -> vec3::color{
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn hittable::hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/main.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             for s in 0..SAMPLES_PER_PIXEL {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_vec3`
[INFO] [stdout]   --> src/vec3.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn print_vec3(v : &vec3) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cross_prod_vec3`
[INFO] [stdout]    --> src/vec3.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn cross_prod_vec3(u: vec3, v: vec3) -> vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_unit_vector`
[INFO] [stdout]    --> src/vec3.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn random_unit_vector() -> vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/hittable_list.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn clear(&mut self) { self.objects.clear() }
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PI`
[INFO] [stdout]  --> src/rtweekend.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const PI :f64= std::f64::consts::PI;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `degrees_to_radians`
[INFO] [stdout]  --> src/rtweekend.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `Command { std: "docker" "inspect" "5310e363c00ee9489f5b314586d068fc7cd201ed7a231701b579db87286df4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5310e363c00ee9489f5b314586d068fc7cd201ed7a231701b579db87286df4dc", kill_on_drop: false }`
[INFO] [stdout] 5310e363c00ee9489f5b314586d068fc7cd201ed7a231701b579db87286df4dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 659fdf5e49223ceb7e9e49fce7609fda0fa16698060f145f0be54c4f56ca0bd0
[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" "659fdf5e49223ceb7e9e49fce7609fda0fa16698060f145f0be54c4f56ca0bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray_tracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/vec3.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self,Write};
[INFO] [stdout]   |               ^^^^ ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `vec3` should have an upper camel case name
[INFO] [stdout]  --> src/vec3.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct vec3 {
[INFO] [stdout]   |            ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vec3`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `point3` should have an upper camel case name
[INFO] [stdout]   --> src/vec3.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub type point3 = vec3; // 3D point
[INFO] [stdout]    |          ^^^^^^ help: convert the identifier to upper camel case: `Point3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `color` should have an upper camel case name
[INFO] [stdout]   --> src/vec3.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub type color  = vec3; // RGB color
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ray` should have an upper camel case name
[INFO] [stdout]  --> src/ray.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ray {
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper camel case: `Ray`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `hit_record` should have an upper camel case name
[INFO] [stdout]  --> src/hittable.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct hit_record {
[INFO] [stdout]   |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `HitRecord`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `hittable` should have an upper camel case name
[INFO] [stdout]   --> src/hittable.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait hittable {
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `Hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `sphere` should have an upper camel case name
[INFO] [stdout]  --> src/sphere.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct sphere {
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sphere`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `hittable_list` should have an upper camel case name
[INFO] [stdout]  --> src/hittable_list.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct hittable_list{
[INFO] [stdout]   |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `HittableList`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/hittable_list.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub objects: Vec<Box<hittable>>,
[INFO] [stdout]   |                          ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hittable_list.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn add(&mut self, object: Box<hittable>) { self.objects.push(object) }
[INFO] [stdout]    |                                       ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ray::*`
[INFO] [stdout]   --> src/rtweekend.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::ray::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vec3::*`
[INFO] [stdout]   --> src/rtweekend.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::vec3::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `camera` should have an upper camel case name
[INFO] [stdout]  --> src/camera.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct camera {
[INFO] [stdout]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Camera`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:13:36
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn ray_color(r: &ray::ray, world: &hittable::hittable, depth: i32) -> vec3::color{
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn hittable::hittable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/main.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             for s in 0..SAMPLES_PER_PIXEL {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_vec3`
[INFO] [stdout]   --> src/vec3.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn print_vec3(v : &vec3) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cross_prod_vec3`
[INFO] [stdout]    --> src/vec3.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn cross_prod_vec3(u: vec3, v: vec3) -> vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_unit_vector`
[INFO] [stdout]    --> src/vec3.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub fn random_unit_vector() -> vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clear`
[INFO] [stdout]   --> src/hittable_list.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn clear(&mut self) { self.objects.clear() }
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PI`
[INFO] [stdout]  --> src/rtweekend.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const PI :f64= std::f64::consts::PI;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `degrees_to_radians`
[INFO] [stdout]  --> src/rtweekend.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "659fdf5e49223ceb7e9e49fce7609fda0fa16698060f145f0be54c4f56ca0bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659fdf5e49223ceb7e9e49fce7609fda0fa16698060f145f0be54c4f56ca0bd0", kill_on_drop: false }`
[INFO] [stdout] 659fdf5e49223ceb7e9e49fce7609fda0fa16698060f145f0be54c4f56ca0bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29422d932086dfaffa0159b1c56a27e1d0411e33a4376ae4a11dd143698513db
[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" "29422d932086dfaffa0159b1c56a27e1d0411e33a4376ae4a11dd143698513db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::ops`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/vec3.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{self,Write};
[INFO] [stderr]   |               ^^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `vec3` should have an upper camel case name
[INFO] [stderr]  --> src/vec3.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct vec3 {
[INFO] [stderr]   |            ^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Vec3`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `point3` should have an upper camel case name
[INFO] [stderr]   --> src/vec3.rs:64:10
[INFO] [stderr]    |
[INFO] [stderr] 64 | pub type point3 = vec3; // 3D point
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `Point3`
[INFO] [stderr] 
[INFO] [stderr] warning: type `color` should have an upper camel case name
[INFO] [stderr]   --> src/vec3.rs:65:10
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub type color  = vec3; // RGB color
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Color`
[INFO] [stderr] 
[INFO] [stderr] warning: type `ray` should have an upper camel case name
[INFO] [stderr]  --> src/ray.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct ray {
[INFO] [stderr]   |            ^^^ help: convert the identifier to upper camel case: `Ray`
[INFO] [stderr] 
[INFO] [stderr] warning: type `hit_record` should have an upper camel case name
[INFO] [stderr]  --> src/hittable.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct hit_record {
[INFO] [stderr]   |            ^^^^^^^^^^ help: convert the identifier to upper camel case: `HitRecord`
[INFO] [stderr] 
[INFO] [stderr] warning: trait `hittable` should have an upper camel case name
[INFO] [stderr]   --> src/hittable.rs:21:11
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub trait hittable {
[INFO] [stderr]    |           ^^^^^^^^ help: convert the identifier to upper camel case: `Hittable`
[INFO] [stderr] 
[INFO] [stderr] warning: type `sphere` should have an upper camel case name
[INFO] [stderr]  --> src/sphere.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct sphere {
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sphere`
[INFO] [stderr] 
[INFO] [stderr] warning: type `hittable_list` should have an upper camel case name
[INFO] [stderr]  --> src/hittable_list.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct hittable_list{
[INFO] [stderr]   |            ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `HittableList`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/hittable_list.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub objects: Vec<Box<hittable>>,
[INFO] [stderr]   |                          ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hittable_list.rs:12:39
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn add(&mut self, object: Box<hittable>) { self.objects.push(object) }
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn hittable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::ray::*`
[INFO] [stderr]   --> src/rtweekend.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::ray::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::vec3::*`
[INFO] [stderr]   --> src/rtweekend.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use crate::vec3::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `camera` should have an upper camel case name
[INFO] [stderr]  --> src/camera.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct camera {
[INFO] [stderr]   |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Camera`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:13:36
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn ray_color(r: &ray::ray, world: &hittable::hittable, depth: i32) -> vec3::color{
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn hittable::hittable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/main.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |             for s in 0..SAMPLES_PER_PIXEL {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_vec3`
[INFO] [stderr]   --> src/vec3.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub fn print_vec3(v : &vec3) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cross_prod_vec3`
[INFO] [stderr]    --> src/vec3.rs:111:8
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub fn cross_prod_vec3(u: vec3, v: vec3) -> vec3 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_unit_vector`
[INFO] [stderr]    --> src/vec3.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 132 | pub fn random_unit_vector() -> vec3 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clear`
[INFO] [stderr]   --> src/hittable_list.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn clear(&mut self) { self.objects.clear() }
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `PI`
[INFO] [stderr]  --> src/rtweekend.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const PI :f64= std::f64::consts::PI;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `degrees_to_radians`
[INFO] [stderr]  --> src/rtweekend.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn degrees_to_radians(degrees: f64) -> f64 {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_tracing-85554d87feb2a5f6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29422d932086dfaffa0159b1c56a27e1d0411e33a4376ae4a11dd143698513db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29422d932086dfaffa0159b1c56a27e1d0411e33a4376ae4a11dd143698513db", kill_on_drop: false }`
[INFO] [stdout] 29422d932086dfaffa0159b1c56a27e1d0411e33a4376ae4a11dd143698513db