[INFO] cloning repository https://github.com/ReyshMax/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ReyshMax/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReyshMax%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReyshMax%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7791f8af2102c683b9de4ad5699fdbe66687867b
[INFO] checking ReyshMax/raytracer against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FReyshMax%2Fraytracer" "/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/ReyshMax/raytracer on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ReyshMax/raytracer
[INFO] finished tweaking git repo https://github.com/ReyshMax/raytracer
[INFO] tweaked toml for git repo https://github.com/ReyshMax/raytracer written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ReyshMax/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8d596b821d36995bf0b4b5ad662d5235662d5f0fdcfd94737ace8b261088313
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f8d596b821d36995bf0b4b5ad662d5235662d5f0fdcfd94737ace8b261088313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8d596b821d36995bf0b4b5ad662d5235662d5f0fdcfd94737ace8b261088313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d596b821d36995bf0b4b5ad662d5235662d5f0fdcfd94737ace8b261088313", kill_on_drop: false }`
[INFO] [stdout] f8d596b821d36995bf0b4b5ad662d5235662d5f0fdcfd94737ace8b261088313
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecd0b07e14484906cf40475b6bd48264db565d03ef97b1bdc372c61cf86eec68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ecd0b07e14484906cf40475b6bd48264db565d03ef97b1bdc372c61cf86eec68", kill_on_drop: false }`
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::vec3::ColorRGB`
[INFO] [stdout]  --> src/scene/objects/sphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vec3::ColorRGB;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::object_traits::Hittable`
[INFO] [stdout]  --> src/scene/objects/sphere.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::object_traits::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::vec3::ColorRGB`
[INFO] [stdout]  --> src/scene/objects/sphere.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::vec3::ColorRGB;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::object_traits::Hittable`
[INFO] [stdout]  --> src/scene/objects/sphere.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::object_traits::Hittable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hittable`
[INFO] [stdout]  --> src/scene/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Hittable
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rays`
[INFO] [stdout]   --> src/scene/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut rays : Vec<String> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scene/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut rays : Vec<String> = Vec::new();
[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: associated function is never used: `unit_vector`
[INFO] [stdout]   --> src/vec3.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn unit_vector(v: &Self) -> Self{
[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: `length_to_origin`
[INFO] [stdout]   --> src/vec3.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn length_to_origin(&self) -> f64{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `make_unit_vector`
[INFO] [stdout]   --> src/vec3.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn make_unit_vector(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross`
[INFO] [stdout]   --> src/vec3.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn cross(&self, other: &Vec3<T>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `average_color`
[INFO] [stdout]    --> src/vec3.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn average_color(colors: &[Self]) -> Self{
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hittable`
[INFO] [stdout]  --> src/scene/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Hittable
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rays`
[INFO] [stdout]   --> src/scene/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut rays : Vec<String> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/scene/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut rays : Vec<String> = Vec::new();
[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: associated function is never used: `unit_vector`
[INFO] [stdout]   --> src/vec3.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn unit_vector(v: &Self) -> Self{
[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: `cross`
[INFO] [stdout]   --> src/vec3.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn cross(&self, other: &Vec3<T>) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `average_color`
[INFO] [stdout]    --> src/vec3.rs:193:12
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn average_color(colors: &[Self]) -> Self{
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "ecd0b07e14484906cf40475b6bd48264db565d03ef97b1bdc372c61cf86eec68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd0b07e14484906cf40475b6bd48264db565d03ef97b1bdc372c61cf86eec68", kill_on_drop: false }`
[INFO] [stdout] ecd0b07e14484906cf40475b6bd48264db565d03ef97b1bdc372c61cf86eec68