[INFO] cloning repository https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whenyd/rt_one_weekend_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 849fdc534d8af6ee449da878027425dc48a3ff47
[INFO] testing whenyd/rt_one_weekend_in_rust against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhenyd%2Frt_one_weekend_in_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] finished tweaking git repo https://github.com/whenyd/rt_one_weekend_in_rust
[INFO] tweaked toml for git repo https://github.com/whenyd/rt_one_weekend_in_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whenyd/rt_one_weekend_in_rust on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whenyd/rt_one_weekend_in_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aea98413ee8979c3fbe26ec54de12da92aa5935467438d84d58036bd872d2094
[INFO] running `Command { std: "docker" "start" "-a" "aea98413ee8979c3fbe26ec54de12da92aa5935467438d84d58036bd872d2094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea98413ee8979c3fbe26ec54de12da92aa5935467438d84d58036bd872d2094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea98413ee8979c3fbe26ec54de12da92aa5935467438d84d58036bd872d2094", kill_on_drop: false }`
[INFO] [stdout] aea98413ee8979c3fbe26ec54de12da92aa5935467438d84d58036bd872d2094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fef19da430a92d376b3a54fd6f1138699849bfc5d6cc04515dcb385ebecee3e
[INFO] running `Command { std: "docker" "start" "-a" "7fef19da430a92d376b3a54fd6f1138699849bfc5d6cc04515dcb385ebecee3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rt_in_one_weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hittable::Hittable`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hittable::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scattered> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/material.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut direction: Vec3;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut sphere_material: Rc<dyn Material>;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_on_hemisphere` is never used
[INFO] [stdout]    --> src/vec3.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn random_on_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `clear` are never used
[INFO] [stdout]   --> src/hittable_list.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl HittableList {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 13 |     fn new(object: Rc<dyn Hittable>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `contains` are never used
[INFO] [stdout]   --> src/interval.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn size(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY` is never used
[INFO] [stdout]   --> src/interval.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EMPTY: Interval = Interval { min: INFINITY, max: -INFINITY };
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIVERSE` is never used
[INFO] [stdout]   --> src/interval.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const UNIVERSE: Interval = Interval { min: -INFINITY, max: INFINITY };
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "7fef19da430a92d376b3a54fd6f1138699849bfc5d6cc04515dcb385ebecee3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fef19da430a92d376b3a54fd6f1138699849bfc5d6cc04515dcb385ebecee3e", kill_on_drop: false }`
[INFO] [stdout] 7fef19da430a92d376b3a54fd6f1138699849bfc5d6cc04515dcb385ebecee3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77eb1eaa3698194a4bb34505d4c642db3cc41cc4ad789b06db013ff7f3c141ba
[INFO] running `Command { std: "docker" "start" "-a" "77eb1eaa3698194a4bb34505d4c642db3cc41cc4ad789b06db013ff7f3c141ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rt_in_one_weekend v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::hittable::Hittable`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::hittable::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scattered> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/material.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let mut direction: Vec3;
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut sphere_material: Rc<dyn Material>;
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_on_hemisphere` is never used
[INFO] [stdout]    --> src/vec3.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub fn random_on_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `clear` are never used
[INFO] [stdout]   --> src/hittable_list.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl HittableList {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 13 |     fn new(object: Rc<dyn Hittable>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `contains` are never used
[INFO] [stdout]   --> src/interval.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Interval {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn size(&self) -> f64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY` is never used
[INFO] [stdout]   --> src/interval.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EMPTY: Interval = Interval { min: INFINITY, max: -INFINITY };
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `UNIVERSE` is never used
[INFO] [stdout]   --> src/interval.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const UNIVERSE: Interval = Interval { min: -INFINITY, max: INFINITY };
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "77eb1eaa3698194a4bb34505d4c642db3cc41cc4ad789b06db013ff7f3c141ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77eb1eaa3698194a4bb34505d4c642db3cc41cc4ad789b06db013ff7f3c141ba", kill_on_drop: false }`
[INFO] [stdout] 77eb1eaa3698194a4bb34505d4c642db3cc41cc4ad789b06db013ff7f3c141ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfbc2a8f491766bedc00883965cc7fb7b7ae180e4f8d54b2159fba564bdb5fb2
[INFO] running `Command { std: "docker" "start" "-a" "bfbc2a8f491766bedc00883965cc7fb7b7ae180e4f8d54b2159fba564bdb5fb2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::hittable::Hittable`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::hittable::Hittable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r_in`
[INFO] [stderr]   --> src/material.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<Scattered> {
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/material.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut direction: Vec3;
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 let mut sphere_material: Rc<dyn Material>;
[INFO] [stderr]    |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_on_hemisphere` is never used
[INFO] [stderr]    --> src/vec3.rs:176:8
[INFO] [stderr]     |
[INFO] [stderr] 176 | pub fn random_on_hemisphere(normal: &Vec3) -> Vec3 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `clear` are never used
[INFO] [stderr]   --> src/hittable_list.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl HittableList {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 13 |     fn new(object: Rc<dyn Hittable>) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `size` and `contains` are never used
[INFO] [stderr]   --> src/interval.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Interval {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn size(&self) -> f64 {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn contains(&self, x: f64) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EMPTY` is never used
[INFO] [stderr]   --> src/interval.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const EMPTY: Interval = Interval { min: INFINITY, max: -INFINITY };
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `UNIVERSE` is never used
[INFO] [stderr]   --> src/interval.rs:46:11
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const UNIVERSE: Interval = Interval { min: -INFINITY, max: INFINITY };
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rt_in_one_weekend` (bin "rt_in_one_weekend" test) generated 10 warnings (run `cargo fix --bin "rt_in_one_weekend" -p rt_in_one_weekend --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rt_in_one_weekend-0f6b28e220920bc6)
[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" "bfbc2a8f491766bedc00883965cc7fb7b7ae180e4f8d54b2159fba564bdb5fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfbc2a8f491766bedc00883965cc7fb7b7ae180e4f8d54b2159fba564bdb5fb2", kill_on_drop: false }`
[INFO] [stdout] bfbc2a8f491766bedc00883965cc7fb7b7ae180e4f8d54b2159fba564bdb5fb2
