[INFO] cloning repository https://github.com/codeworm96/hikari
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codeworm96/hikari" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeworm96%2Fhikari", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeworm96%2Fhikari'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a5498f3593f19da2ded9507502096380f0d06fa
[INFO] testing codeworm96/hikari against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeworm96%2Fhikari" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codeworm96/hikari on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codeworm96/hikari
[INFO] finished tweaking git repo https://github.com/codeworm96/hikari
[INFO] tweaked toml for git repo https://github.com/codeworm96/hikari written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/codeworm96/hikari already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51de0efef3ef95b41028ba78652683a1422ef5cfc8bbe60c3915e0c651c47414
[INFO] running `Command { std: "docker" "start" "-a" "51de0efef3ef95b41028ba78652683a1422ef5cfc8bbe60c3915e0c651c47414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51de0efef3ef95b41028ba78652683a1422ef5cfc8bbe60c3915e0c651c47414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51de0efef3ef95b41028ba78652683a1422ef5cfc8bbe60c3915e0c651c47414", kill_on_drop: false }`
[INFO] [stdout] 51de0efef3ef95b41028ba78652683a1422ef5cfc8bbe60c3915e0c651c47414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cbe25bd1fd6460acad1481cb883a7def0fe514375c13f68617e2901a994be5f
[INFO] running `Command { std: "docker" "start" "-a" "6cbe25bd1fd6460acad1481cb883a7def0fe514375c13f68617e2901a994be5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling hikari v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build`
[INFO] [stdout]   --> src/bvh_node.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn build(
[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: `new`
[INFO] [stdout]   --> src/checker_texture.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(odd: Box<dyn Texture + Sync>, even: Box<dyn Texture + Sync>) -> CheckerTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/dielectric.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(ri: f64) -> Dielectric {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/image_texture.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(image: RgbImage) -> ImageTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/metal.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(a: Vec3, f: f64) -> Metal {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/moving_sphere.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/noise_texture.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(scale: f64) -> NoiseTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sphere.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(center: Vec3, radius: f64, mat: Box<dyn Material + Sync>) -> Sphere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_spheres`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn two_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_perlin_spheres`
[INFO] [stdout]   --> src/main.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn two_perlin_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `earth`
[INFO] [stdout]    --> src/main.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn earth() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene`
[INFO] [stdout]    --> src/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn random_scene(rng: &mut ThreadRng) -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_light`
[INFO] [stdout]    --> src/main.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn simple_light() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.28s
[INFO] running `Command { std: "docker" "inspect" "6cbe25bd1fd6460acad1481cb883a7def0fe514375c13f68617e2901a994be5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cbe25bd1fd6460acad1481cb883a7def0fe514375c13f68617e2901a994be5f", kill_on_drop: false }`
[INFO] [stdout] 6cbe25bd1fd6460acad1481cb883a7def0fe514375c13f68617e2901a994be5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c04e28bb0b08a36cf2a02e0490a2fa998e7cb15baefca98db6e66d6427153a6c
[INFO] running `Command { std: "docker" "start" "-a" "c04e28bb0b08a36cf2a02e0490a2fa998e7cb15baefca98db6e66d6427153a6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hikari v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `build`
[INFO] [stdout]   --> src/bvh_node.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn build(
[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: `new`
[INFO] [stdout]   --> src/checker_texture.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(odd: Box<dyn Texture + Sync>, even: Box<dyn Texture + Sync>) -> CheckerTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/dielectric.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(ri: f64) -> Dielectric {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/image_texture.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(image: RgbImage) -> ImageTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/metal.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(a: Vec3, f: f64) -> Metal {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/moving_sphere.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/noise_texture.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(scale: f64) -> NoiseTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sphere.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(center: Vec3, radius: f64, mat: Box<dyn Material + Sync>) -> Sphere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_spheres`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn two_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_perlin_spheres`
[INFO] [stdout]   --> src/main.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn two_perlin_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `earth`
[INFO] [stdout]    --> src/main.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn earth() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene`
[INFO] [stdout]    --> src/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn random_scene(rng: &mut ThreadRng) -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_light`
[INFO] [stdout]    --> src/main.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn simple_light() -> Box<dyn Hitable + Sync> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "c04e28bb0b08a36cf2a02e0490a2fa998e7cb15baefca98db6e66d6427153a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04e28bb0b08a36cf2a02e0490a2fa998e7cb15baefca98db6e66d6427153a6c", kill_on_drop: false }`
[INFO] [stdout] c04e28bb0b08a36cf2a02e0490a2fa998e7cb15baefca98db6e66d6427153a6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb041de5655cc1e8f89462a4b1faaae972488fcaee60c3482d9ffa20f3c9c945
[INFO] running `Command { std: "docker" "start" "-a" "eb041de5655cc1e8f89462a4b1faaae972488fcaee60c3482d9ffa20f3c9c945", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `build`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/bvh_node.rs:13:8
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 13 | pub fn build(
[INFO] [stdout] 
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/checker_texture.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(odd: Box<dyn Texture + Sync>, even: Box<dyn Texture + Sync>) -> CheckerTexture {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/dielectric.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(ri: f64) -> Dielectric {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/image_texture.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(image: RgbImage) -> ImageTexture {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/metal.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(a: Vec3, f: f64) -> Metal {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/moving_sphere.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/noise_texture.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(scale: f64) -> NoiseTexture {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(center: Vec3, radius: f64, mat: Box<dyn Material + Sync>) -> Sphere {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_spheres`
[INFO] [stderr]   --> src/main.rs:71:4
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn two_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `two_perlin_spheres`
[INFO] [stderr]   --> src/main.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn two_perlin_spheres() -> Box<dyn Hitable + Sync> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `earth`
[INFO] [stderr]    --> src/main.rs:107:4
[INFO] [stderr]     |
[INFO] [stderr] 107 | fn earth() -> Box<dyn Hitable + Sync> {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `random_scene`
[INFO] [stderr]    --> src/main.rs:117:4
[INFO] [stderr]     |
[INFO] [stderr] 117 | fn random_scene(rng: &mut ThreadRng) -> Box<dyn Hitable + Sync> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `simple_light`
[INFO] [stderr]    --> src/main.rs:190:4
[INFO] [stderr]     |
[INFO] [stderr] 190 | fn simple_light() -> Box<dyn Hitable + Sync> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hikari` (bin "hikari" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hikari-10d02004b9db2241)
[INFO] running `Command { std: "docker" "inspect" "eb041de5655cc1e8f89462a4b1faaae972488fcaee60c3482d9ffa20f3c9c945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb041de5655cc1e8f89462a4b1faaae972488fcaee60c3482d9ffa20f3c9c945", kill_on_drop: false }`
[INFO] [stdout] eb041de5655cc1e8f89462a4b1faaae972488fcaee60c3482d9ffa20f3c9c945