[INFO] updating cached repository https://github.com/etri3600/Ray-Tracer-Rust
[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] [stderr] From https://github.com/etri3600/Ray-Tracer-Rust
[INFO] [stderr]    19621db..b8e20ac  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8e20aca293f35e62314686884a88b65633fec56
[INFO] checking etri3600/Ray-Tracer-Rust against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetri3600%2FRay-Tracer-Rust" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etri3600/Ray-Tracer-Rust on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/etri3600/Ray-Tracer-Rust
[INFO] finished tweaking git repo https://github.com/etri3600/Ray-Tracer-Rust
[INFO] tweaked toml for git repo https://github.com/etri3600/Ray-Tracer-Rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5b12260182fb7fa0924471d9e0132c5247b7c17611fef6623c77aca1bdb2e5b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5b12260182fb7fa0924471d9e0132c5247b7c17611fef6623c77aca1bdb2e5b3"`
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.4
[INFO] [stderr]     Checking Ray-Tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]    --> src/shape.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let l: Vector3 = self.location - ray.origin;
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_l`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `normal`
[INFO] [stderr]    --> src/shape.rs:142:36
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn intersect(&self, ray: &Ray, normal: &mut Vector3, point: &mut Vector3) -> u8 {
[INFO] [stderr]     |                                    ^^^^^^ help: consider prefixing with an underscore: `_normal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]    --> src/shape.rs:142:58
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn intersect(&self, ray: &Ray, normal: &mut Vector3, point: &mut Vector3) -> u8 {
[INFO] [stderr]     |                                                          ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]    --> src/shape.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let l: Vector3 = self.location - ray.origin;
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_l`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `normal`
[INFO] [stderr]    --> src/shape.rs:142:36
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn intersect(&self, ray: &Ray, normal: &mut Vector3, point: &mut Vector3) -> u8 {
[INFO] [stderr]     |                                    ^^^^^^ help: consider prefixing with an underscore: `_normal`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]    --> src/shape.rs:142:58
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn intersect(&self, ray: &Ray, normal: &mut Vector3, point: &mut Vector3) -> u8 {
[INFO] [stderr]     |                                                          ^^^^^ help: consider prefixing with an underscore: `_point`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Point`
[INFO] [stderr]  --> src/light.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Point,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Ray_Tracer` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ray_tracer`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Point`
[INFO] [stderr]  --> src/light.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Point,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Ray_Tracer` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ray_tracer`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `"docker" "inspect" "5b12260182fb7fa0924471d9e0132c5247b7c17611fef6623c77aca1bdb2e5b3"`
[INFO] running `"docker" "rm" "-f" "5b12260182fb7fa0924471d9e0132c5247b7c17611fef6623c77aca1bdb2e5b3"`
[INFO] [stdout] 5b12260182fb7fa0924471d9e0132c5247b7c17611fef6623c77aca1bdb2e5b3