[INFO] cloning repository https://github.com/rdimas-ut/ray-tracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rdimas-ut/ray-tracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdimas-ut%2Fray-tracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdimas-ut%2Fray-tracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d74a273a885dc0168484b6d7bc3603881475c55d
[INFO] testing rdimas-ut/ray-tracing-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frdimas-ut%2Fray-tracing-rust" "/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/rdimas-ut/ray-tracing-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rdimas-ut/ray-tracing-rust
[INFO] finished tweaking git repo https://github.com/rdimas-ut/ray-tracing-rust
[INFO] tweaked toml for git repo https://github.com/rdimas-ut/ray-tracing-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rdimas-ut/ray-tracing-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72534330c51fcc7e714b640ca24239115d3d650162cc236c0d19a9b723512535
[INFO] running `Command { std: "docker" "start" "-a" "72534330c51fcc7e714b640ca24239115d3d650162cc236c0d19a9b723512535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72534330c51fcc7e714b640ca24239115d3d650162cc236c0d19a9b723512535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72534330c51fcc7e714b640ca24239115d3d650162cc236c0d19a9b723512535", kill_on_drop: false }`
[INFO] [stdout] 72534330c51fcc7e714b640ca24239115d3d650162cc236c0d19a9b723512535
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 184ef81bf577715023a7e8aacd0e4a07222b8fbdda44d6c3c2d372dd834bfcd4
[INFO] running `Command { std: "docker" "start" "-a" "184ef81bf577715023a7e8aacd0e4a07222b8fbdda44d6c3c2d372dd834bfcd4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling ray-tracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_hit`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let now_hit = Instant::now();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `five_tenths_to_one_dist`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let five_tenths_to_one_dist = Uniform::new(0.5f64, 1.0f64);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_tenths_to_one_dist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center2`
[INFO] [stdout]    --> src/main.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let center2 = center1 + Vec3(30.0, 0.0, 0.0);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_center2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moving_sphere_material`
[INFO] [stdout]    --> src/main.rs:493:9
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let moving_sphere_material = Rc::new(RefCell::new(Lambertian::new( &Color(1.14, 0.64, 1.20))));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_moving_sphere_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `boundary` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:517:13
[INFO] [stdout]     |
[INFO] [stdout] 517 |     let mut boundary = Rc::new(RefCell::new(
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_boundary` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `boundary` is never read
[INFO] [stdout]    --> src/main.rs:525:5
[INFO] [stdout]     |
[INFO] [stdout] 525 |     boundary = Rc::new(RefCell::new(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emat`
[INFO] [stdout]    --> src/main.rs:534:9
[INFO] [stdout]     |
[INFO] [stdout] 534 |     let emat = Rc::new(RefCell::new(texture::ImageTexture::new(String::from("pluto.jpg"))));
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_emat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pertext`
[INFO] [stdout]    --> src/main.rs:542:9
[INFO] [stdout]     |
[INFO] [stdout] 542 |     let pertext = Rc::new(RefCell::new(texture::NoiseTexture { noise: Perlin::new(), scale: 0.1}));
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pertext`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/main.rs:575:17
[INFO] [stdout]     |
[INFO] [stdout] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/main.rs:693:21
[INFO] [stdout]     |
[INFO] [stdout] 693 |                 let now = Instant::now();
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_t` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:695:25
[INFO] [stdout]     |
[INFO] [stdout] 695 |                 let mut rand_t: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_ray` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:696:25
[INFO] [stdout]     |
[INFO] [stdout] 696 |                 let mut rand_ray: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_ray` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_pixel` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:697:25
[INFO] [stdout]     |
[INFO] [stdout] 697 |                 let mut rand_pixel: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_pixel` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> src/hittable_list.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut i: u32 = 0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_hit`
[INFO] [stdout]   --> src/hittable_list.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let now_hit = std::time::Instant::now();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:575:13
[INFO] [stdout]     |
[INFO] [stdout] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene_book2`
[INFO] [stdout]    --> src/main.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn random_scene_book2(zero_to_one: rand::distributions::Uniform<f64>) -> HittableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `final_scene_a`
[INFO] [stdout]    --> src/main.rs:465:4
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn final_scene_a() -> HittableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 35.54s
[INFO] running `Command { std: "docker" "inspect" "184ef81bf577715023a7e8aacd0e4a07222b8fbdda44d6c3c2d372dd834bfcd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184ef81bf577715023a7e8aacd0e4a07222b8fbdda44d6c3c2d372dd834bfcd4", kill_on_drop: false }`
[INFO] [stdout] 184ef81bf577715023a7e8aacd0e4a07222b8fbdda44d6c3c2d372dd834bfcd4
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa9cc0d60c01eec70a6c96b7ea14a02b14c995dae5b770f6f4b1d8be84cd939c
[INFO] running `Command { std: "docker" "start" "-a" "aa9cc0d60c01eec70a6c96b7ea14a02b14c995dae5b770f6f4b1d8be84cd939c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ray-tracing-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]   --> src/main.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | use std::sync::Arc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_hit`
[INFO] [stdout]    --> src/main.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let now_hit = Instant::now();
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `five_tenths_to_one_dist`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let five_tenths_to_one_dist = Uniform::new(0.5f64, 1.0f64);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_tenths_to_one_dist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `center2`
[INFO] [stdout]    --> src/main.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let center2 = center1 + Vec3(30.0, 0.0, 0.0);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_center2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `moving_sphere_material`
[INFO] [stdout]    --> src/main.rs:493:9
[INFO] [stdout]     |
[INFO] [stdout] 493 |     let moving_sphere_material = Rc::new(RefCell::new(Lambertian::new( &Color(1.14, 0.64, 1.20))));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_moving_sphere_material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `boundary` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:517:13
[INFO] [stdout]     |
[INFO] [stdout] 517 |     let mut boundary = Rc::new(RefCell::new(
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_boundary` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `boundary` is never read
[INFO] [stdout]    --> src/main.rs:525:5
[INFO] [stdout]     |
[INFO] [stdout] 525 |     boundary = Rc::new(RefCell::new(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emat`
[INFO] [stdout]    --> src/main.rs:534:9
[INFO] [stdout]     |
[INFO] [stdout] 534 |     let emat = Rc::new(RefCell::new(texture::ImageTexture::new(String::from("pluto.jpg"))));
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_emat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pertext`
[INFO] [stdout]    --> src/main.rs:542:9
[INFO] [stdout]     |
[INFO] [stdout] 542 |     let pertext = Rc::new(RefCell::new(texture::NoiseTexture { noise: Perlin::new(), scale: 0.1}));
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pertext`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/main.rs:575:17
[INFO] [stdout]     |
[INFO] [stdout] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/main.rs:693:21
[INFO] [stdout]     |
[INFO] [stdout] 693 |                 let now = Instant::now();
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_t` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:695:25
[INFO] [stdout]     |
[INFO] [stdout] 695 |                 let mut rand_t: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_ray` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:696:25
[INFO] [stdout]     |
[INFO] [stdout] 696 |                 let mut rand_ray: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_ray` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `rand_pixel` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:697:25
[INFO] [stdout]     |
[INFO] [stdout] 697 |                 let mut rand_pixel: u128 = 0;
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_rand_pixel` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> src/hittable_list.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut i: u32 = 0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_hit`
[INFO] [stdout]   --> src/hittable_list.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let now_hit = std::time::Instant::now();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:575:13
[INFO] [stdout]     |
[INFO] [stdout] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene_book2`
[INFO] [stdout]    --> src/main.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn random_scene_book2(zero_to_one: rand::distributions::Uniform<f64>) -> HittableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `final_scene_a`
[INFO] [stdout]    --> src/main.rs:465:4
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn final_scene_a() -> HittableList {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ray_tracing_rust-4ef8801ca76ef645)
[INFO] running `Command { std: "docker" "inspect" "aa9cc0d60c01eec70a6c96b7ea14a02b14c995dae5b770f6f4b1d8be84cd939c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9cc0d60c01eec70a6c96b7ea14a02b14c995dae5b770f6f4b1d8be84cd939c", kill_on_drop: false }`
[INFO] [stdout] aa9cc0d60c01eec70a6c96b7ea14a02b14c995dae5b770f6f4b1d8be84cd939c
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84522704ab56a0f065f7e70b2f4c766f36743e687a0843d267b6a992fddfce44
[INFO] running `Command { std: "docker" "start" "-a" "84522704ab56a0f065f7e70b2f4c766f36743e687a0843d267b6a992fddfce44", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]   --> src/main.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 | use std::sync::Arc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now_hit`
[INFO] [stderr]    --> src/main.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     let now_hit = Instant::now();
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `five_tenths_to_one_dist`
[INFO] [stderr]    --> src/main.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let five_tenths_to_one_dist = Uniform::new(0.5f64, 1.0f64);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_tenths_to_one_dist`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `center2`
[INFO] [stderr]    --> src/main.rs:492:9
[INFO] [stderr]     |
[INFO] [stderr] 492 |     let center2 = center1 + Vec3(30.0, 0.0, 0.0);
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_center2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `moving_sphere_material`
[INFO] [stderr]    --> src/main.rs:493:9
[INFO] [stderr]     |
[INFO] [stderr] 493 |     let moving_sphere_material = Rc::new(RefCell::new(Lambertian::new( &Color(1.14, 0.64, 1.20))));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_moving_sphere_material`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `boundary` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:517:13
[INFO] [stderr]     |
[INFO] [stderr] 517 |     let mut boundary = Rc::new(RefCell::new(
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_boundary` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `boundary` is never read
[INFO] [stderr]    --> src/main.rs:525:5
[INFO] [stderr]     |
[INFO] [stderr] 525 |     boundary = Rc::new(RefCell::new(
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `emat`
[INFO] [stderr]    --> src/main.rs:534:9
[INFO] [stderr]     |
[INFO] [stderr] 534 |     let emat = Rc::new(RefCell::new(texture::ImageTexture::new(String::from("pluto.jpg"))));
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_emat`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pertext`
[INFO] [stderr]    --> src/main.rs:542:9
[INFO] [stderr]     |
[INFO] [stderr] 542 |     let pertext = Rc::new(RefCell::new(texture::NoiseTexture { noise: Perlin::new(), scale: 0.1}));
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pertext`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/main.rs:575:17
[INFO] [stderr]     |
[INFO] [stderr] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]    --> src/main.rs:693:21
[INFO] [stderr]     |
[INFO] [stderr] 693 |                 let now = Instant::now();
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rand_t` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:695:25
[INFO] [stderr]     |
[INFO] [stderr] 695 |                 let mut rand_t: u128 = 0;
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_rand_t` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rand_ray` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:696:25
[INFO] [stderr]     |
[INFO] [stderr] 696 |                 let mut rand_ray: u128 = 0;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_rand_ray` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rand_pixel` is assigned to, but never used
[INFO] [stderr]    --> src/main.rs:697:25
[INFO] [stderr]     |
[INFO] [stderr] 697 |                 let mut rand_pixel: u128 = 0;
[INFO] [stderr]     |                         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_rand_pixel` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `i` is assigned to, but never used
[INFO] [stderr]   --> src/hittable_list.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut i: u32 = 0;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now_hit`
[INFO] [stderr]   --> src/hittable_list.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |             let now_hit = std::time::Instant::now();
[INFO] [stderr]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_now_hit`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:575:13
[INFO] [stderr]     |
[INFO] [stderr] 575 |         let mut rng  = rand::thread_rng();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_scene_book2`
[INFO] [stderr]    --> src/main.rs:190:4
[INFO] [stderr]     |
[INFO] [stderr] 190 | fn random_scene_book2(zero_to_one: rand::distributions::Uniform<f64>) -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `final_scene_a`
[INFO] [stderr]    --> src/main.rs:465:4
[INFO] [stderr]     |
[INFO] [stderr] 465 | fn final_scene_a() -> HittableList {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ray-tracing-rust` (bin "ray-tracing-rust" test) generated 19 warnings
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ray_tracing_rust-4ef8801ca76ef645)
[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" "84522704ab56a0f065f7e70b2f4c766f36743e687a0843d267b6a992fddfce44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84522704ab56a0f065f7e70b2f4c766f36743e687a0843d267b6a992fddfce44", kill_on_drop: false }`
[INFO] [stdout] 84522704ab56a0f065f7e70b2f4c766f36743e687a0843d267b6a992fddfce44