[INFO] updating cached repository https://github.com/nounoursheureux/rusttracer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f3de6c51c82c35b1f3e7a1ef9a87a17c6fb6318e
[INFO] testing nounoursheureux/rusttracer against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnounoursheureux%2Frusttracer" "/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/nounoursheureux/rusttracer on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nounoursheureux/rusttracer
[INFO] finished tweaking git repo https://github.com/nounoursheureux/rusttracer
[INFO] tweaked toml for git repo https://github.com/nounoursheureux/rusttracer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nounoursheureux/rusttracer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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" "+1.44.0" "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] b616ce9959e8fbf5e8752ccec4ec96cb562b0cff9d68fdfcacd915d651873362
[INFO] running `"docker" "start" "-a" "b616ce9959e8fbf5e8752ccec4ec96cb562b0cff9d68fdfcacd915d651873362"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling tobj v0.1.6
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling rusttracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `cgmath`
[INFO] [stderr]  --> src/shape.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cgmath;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec3`
[INFO] [stderr]  --> src/shape.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cgmath::vec3;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/shape.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/mesh.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Shape`, `Triangle`
[INFO] [stderr]  --> src/mesh.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use shape::{Triangle, Shape, Vertex};
[INFO] [stderr]   |             ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec4`
[INFO] [stderr]  --> src/object.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cgmath::vec4;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Triangle`
[INFO] [stderr]   --> src/main.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use util::*;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Shape`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sphere`
[INFO] [stderr]   --> src/main.rs:51:6
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let sphere = Sphere {
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sphere`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `aabb`
[INFO] [stderr]   --> src/shape.rs:96:2
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn aabb(&self) -> AABB {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Zero`
[INFO] [stderr]  --> src/util.rs:3:2
[INFO] [stderr]   |
[INFO] [stderr] 3 |     Zero,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `One`
[INFO] [stderr]  --> src/util.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     One(f32),
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Two`
[INFO] [stderr]  --> src/util.rs:5:2
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Two(f32, f32)
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_quadratic_equation`
[INFO] [stderr]  --> src/util.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn solve_quadratic_equation(a: f32, b: f32, c: f32) -> EqSolution {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:7
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let V = (ray.origin - inter.position).normalize();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |             let L = (scene.lights[0] - inter.position).normalize();
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/shape.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let L = self.center - ray.origin;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.49s
[INFO] running `"docker" "inspect" "b616ce9959e8fbf5e8752ccec4ec96cb562b0cff9d68fdfcacd915d651873362"`
[INFO] running `"docker" "rm" "-f" "b616ce9959e8fbf5e8752ccec4ec96cb562b0cff9d68fdfcacd915d651873362"`
[INFO] [stdout] b616ce9959e8fbf5e8752ccec4ec96cb562b0cff9d68fdfcacd915d651873362
[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" "+1.44.0" "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] cb355b9a6235f2de324e5c449cf45926f07f3245919ec1553d3de9f4882db3cf
[INFO] running `"docker" "start" "-a" "cb355b9a6235f2de324e5c449cf45926f07f3245919ec1553d3de9f4882db3cf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusttracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `cgmath`
[INFO] [stderr]  --> src/shape.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cgmath;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec3`
[INFO] [stderr]  --> src/shape.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cgmath::vec3;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/shape.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/mesh.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Shape`, `Triangle`
[INFO] [stderr]  --> src/mesh.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use shape::{Triangle, Shape, Vertex};
[INFO] [stderr]   |             ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec4`
[INFO] [stderr]  --> src/object.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cgmath::vec4;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Triangle`
[INFO] [stderr]   --> src/main.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use util::*;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Shape`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sphere`
[INFO] [stderr]   --> src/main.rs:51:6
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let sphere = Sphere {
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sphere`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `aabb`
[INFO] [stderr]   --> src/shape.rs:96:2
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn aabb(&self) -> AABB {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:7
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let V = (ray.origin - inter.position).normalize();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |             let L = (scene.lights[0] - inter.position).normalize();
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/shape.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let L = self.center - ray.origin;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "cb355b9a6235f2de324e5c449cf45926f07f3245919ec1553d3de9f4882db3cf"`
[INFO] running `"docker" "rm" "-f" "cb355b9a6235f2de324e5c449cf45926f07f3245919ec1553d3de9f4882db3cf"`
[INFO] [stdout] cb355b9a6235f2de324e5c449cf45926f07f3245919ec1553d3de9f4882db3cf
[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" "+1.44.0" "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] 866615fd9d9730fd3d2db12ffeeba71c9cf568559e3883138769a1eaea05ba08
[INFO] running `"docker" "start" "-a" "866615fd9d9730fd3d2db12ffeeba71c9cf568559e3883138769a1eaea05ba08"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `cgmath`
[INFO] [stdout] 
[INFO] [stderr]  --> src/shape.rs:1:5
[INFO] [stdout] running 1 test
[INFO] [stderr]   |
[INFO] [stdout] test util::test_solve_quadratic_equation ... ok
[INFO] [stderr] 1 | use cgmath;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec3`
[INFO] [stderr]  --> src/shape.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use cgmath::vec3;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/shape.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]  --> src/mesh.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use util::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Shape`, `Triangle`
[INFO] [stderr]  --> src/mesh.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use shape::{Triangle, Shape, Vertex};
[INFO] [stderr]   |             ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::vec4`
[INFO] [stderr]  --> src/object.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cgmath::vec4;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Triangle`
[INFO] [stderr]   --> src/main.rs:18:28
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `util::*`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use util::*;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Shape`
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 | use shape::{Shape, Sphere, Triangle};
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sphere`
[INFO] [stderr]   --> src/main.rs:51:6
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let sphere = Sphere {
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sphere`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `aabb`
[INFO] [stderr]   --> src/shape.rs:96:2
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn aabb(&self) -> AABB {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:7
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let V = (ray.origin - inter.position).normalize();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/main.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |             let L = (scene.lights[0] - inter.position).normalize();
[INFO] [stderr]    |                 ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `L` should have a snake case name
[INFO] [stderr]   --> src/shape.rs:59:7
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let L = self.center - ray.origin;
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `l`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusttracer-1d6353e39f2c35a0
[INFO] running `"docker" "inspect" "866615fd9d9730fd3d2db12ffeeba71c9cf568559e3883138769a1eaea05ba08"`
[INFO] running `"docker" "rm" "-f" "866615fd9d9730fd3d2db12ffeeba71c9cf568559e3883138769a1eaea05ba08"`
[INFO] [stdout] 866615fd9d9730fd3d2db12ffeeba71c9cf568559e3883138769a1eaea05ba08