[INFO] cloning repository https://github.com/zehreken/rt_rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zehreken/rt_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzehreken%2Frt_rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzehreken%2Frt_rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f40d9f1e58141a210d1615696950ee4684c1b93
[INFO] testing zehreken/rt_rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzehreken%2Frt_rs" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zehreken/rt_rs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zehreken/rt_rs
[INFO] finished tweaking git repo https://github.com/zehreken/rt_rs
[INFO] tweaked toml for git repo https://github.com/zehreken/rt_rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/zehreken/rt_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fd9cd0e3068f99c169e11b3cf75087d49e365705f4dbfc0fb57dd68bb1d548e
[INFO] running `"docker" "start" "-a" "8fd9cd0e3068f99c169e11b3cf75087d49e365705f4dbfc0fb57dd68bb1d548e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling wayland-sys v0.24.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling minifb v0.15.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling png v0.15.3
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling wayland-scanner v0.24.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.24.1
[INFO] [stderr]    Compiling wayland-protocols v0.24.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling wayland-commons v0.24.1
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling rt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut fps_counter = FpsCounter::new();
[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: associated function is never used: `translate`
[INFO] [stderr]   --> src/camera.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn translate(&mut self, delta: Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tick`
[INFO] [stderr]   --> src/fps_utils.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |         pub fn tick(&mut self) {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update`
[INFO] [stderr]   --> src/tracer.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn update(scene: &mut Scene, keys: u8) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_image`
[INFO] [stderr]    --> src/tracer.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub fn save_image(width: u32, height: u32, sample: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_simple_scene`
[INFO] [stderr]    --> src/tracer.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn get_simple_scene() -> Vec<Sphere> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SIZE`
[INFO] [stderr]  --> src/thread_test.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SIZE: usize = 10000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_thread`
[INFO] [stderr]  --> src/thread_test.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn test_thread() {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_functional`
[INFO] [stderr]   --> src/thread_test.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn run_functional() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_main`
[INFO] [stderr]   --> src/thread_test.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn run_main() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_threads`
[INFO] [stderr]   --> src/thread_test.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn run_threads() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/thread_test.rs:159:4
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn bubble_sort(a: &mut [u32; SIZE]) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_sdl`
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn trace_with_sdl(width: u32, height: u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_minifb`
[INFO] [stderr]   --> src/main.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn trace_with_minifb(width: usize, height: usize, fps_counter: &mut FpsCounter) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "8fd9cd0e3068f99c169e11b3cf75087d49e365705f4dbfc0fb57dd68bb1d548e"`
[INFO] running `"docker" "rm" "-f" "8fd9cd0e3068f99c169e11b3cf75087d49e365705f4dbfc0fb57dd68bb1d548e"`
[INFO] [stdout] 8fd9cd0e3068f99c169e11b3cf75087d49e365705f4dbfc0fb57dd68bb1d548e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16a84725e9e3c354a180b665e69510afa55f6eb151c7ee11421b6f7434616ffe
[INFO] running `"docker" "start" "-a" "16a84725e9e3c354a180b665e69510afa55f6eb151c7ee11421b6f7434616ffe"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut fps_counter = FpsCounter::new();
[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: associated function is never used: `translate`
[INFO] [stderr]   --> src/camera.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn translate(&mut self, delta: Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tick`
[INFO] [stderr]   --> src/fps_utils.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |         pub fn tick(&mut self) {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update`
[INFO] [stderr]   --> src/tracer.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn update(scene: &mut Scene, keys: u8) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_image`
[INFO] [stderr]    --> src/tracer.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub fn save_image(width: u32, height: u32, sample: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_simple_scene`
[INFO] [stderr]    --> src/tracer.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn get_simple_scene() -> Vec<Sphere> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SIZE`
[INFO] [stderr]  --> src/thread_test.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SIZE: usize = 10000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_thread`
[INFO] [stderr]  --> src/thread_test.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn test_thread() {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_functional`
[INFO] [stderr]   --> src/thread_test.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn run_functional() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_main`
[INFO] [stderr]   --> src/thread_test.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn run_main() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_threads`
[INFO] [stderr]   --> src/thread_test.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn run_threads() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/thread_test.rs:159:4
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn bubble_sort(a: &mut [u32; SIZE]) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_sdl`
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn trace_with_sdl(width: u32, height: u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_minifb`
[INFO] [stderr]   --> src/main.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn trace_with_minifb(width: usize, height: usize, fps_counter: &mut FpsCounter) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "16a84725e9e3c354a180b665e69510afa55f6eb151c7ee11421b6f7434616ffe"`
[INFO] running `"docker" "rm" "-f" "16a84725e9e3c354a180b665e69510afa55f6eb151c7ee11421b6f7434616ffe"`
[INFO] [stdout] 16a84725e9e3c354a180b665e69510afa55f6eb151c7ee11421b6f7434616ffe
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 016cb42fe0bf47b39f6cf7286ccdaebe6d2bb04ef4f2511b66d0f67865b567b8
[INFO] running `"docker" "start" "-a" "016cb42fe0bf47b39f6cf7286ccdaebe6d2bb04ef4f2511b66d0f67865b567b8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut fps_counter = FpsCounter::new();
[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: associated function is never used: `translate`
[INFO] [stderr]   --> src/camera.rs:90:12
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn translate(&mut self, delta: Vec3) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tick`
[INFO] [stderr]   --> src/fps_utils.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |         pub fn tick(&mut self) {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update`
[INFO] [stderr]   --> src/tracer.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn update(scene: &mut Scene, keys: u8) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `save_image`
[INFO] [stderr]    --> src/tracer.rs:139:8
[INFO] [stderr]     |
[INFO] [stderr] 139 | pub fn save_image(width: u32, height: u32, sample: u32) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_simple_scene`
[INFO] [stderr]    --> src/tracer.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn get_simple_scene() -> Vec<Sphere> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SIZE`
[INFO] [stderr]  --> src/thread_test.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const SIZE: usize = 10000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_thread`
[INFO] [stderr]  --> src/thread_test.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn test_thread() {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_functional`
[INFO] [stderr]   --> src/thread_test.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn run_functional() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_main`
[INFO] [stderr]   --> src/thread_test.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn run_main() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_threads`
[INFO] [stderr]   --> src/thread_test.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn run_threads() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]    --> src/thread_test.rs:159:4
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn bubble_sort(a: &mut [u32; SIZE]) {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_sdl`
[INFO] [stderr]   --> src/main.rs:33:4
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn trace_with_sdl(width: u32, height: u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trace_with_minifb`
[INFO] [stderr]   --> src/main.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn trace_with_minifb(width: usize, height: usize, fps_counter: &mut FpsCounter) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rt_rs-a4191417c21bb65c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test primitives::vec3_tests::test_cross ... ok
[INFO] [stdout] test primitives::vec3_tests::test_dot ... ok
[INFO] [stdout] test primitives::vec3_tests::test_length ... ok
[INFO] [stdout] test primitives::vec3_tests::test_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "016cb42fe0bf47b39f6cf7286ccdaebe6d2bb04ef4f2511b66d0f67865b567b8"`
[INFO] running `"docker" "rm" "-f" "016cb42fe0bf47b39f6cf7286ccdaebe6d2bb04ef4f2511b66d0f67865b567b8"`
[INFO] [stdout] 016cb42fe0bf47b39f6cf7286ccdaebe6d2bb04ef4f2511b66d0f67865b567b8