[INFO] updating cached repository https://github.com/omorgan7/rusty_raygun
[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] c7339f90d85e14b5ebd8f58dcb91259ba6212ccf
[INFO] checking omorgan7/rusty_raygun against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomorgan7%2Frusty_raygun" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/omorgan7/rusty_raygun on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/omorgan7/rusty_raygun
[INFO] finished tweaking git repo https://github.com/omorgan7/rusty_raygun
[INFO] tweaked toml for git repo https://github.com/omorgan7/rusty_raygun written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/omorgan7/rusty_raygun already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8803827a03f9f4b25b254bfd3d1b22dd6a1f6c5658b7c48e3c4a8ecb9e9b477f
[INFO] running `"docker" "start" "-a" "8803827a03f9f4b25b254bfd3d1b22dd6a1f6c5658b7c48e3c4a8ecb9e9b477f"`
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]     Checking num-bigint v0.2.2
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rusty_raygun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ray_length`
[INFO] [stderr]    --> src/main.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |             if let Some(ray_length) = sphere.trace(hit_position, ray_direction) {
[INFO] [stderr]     |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_ray_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_direction`
[INFO] [stderr]   --> src/main.rs:91:22
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn colour(&self, ray_direction: Vector3, hit_position: Vector3, scene: &Scene) -> Vector3 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_ray_direction`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_length`
[INFO] [stderr]    --> src/main.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |             if let Some(ray_length) = sphere.trace(hit_position, ray_direction) {
[INFO] [stderr]     |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_ray_length`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ray_direction`
[INFO] [stderr]   --> src/main.rs:91:22
[INFO] [stderr]    |
[INFO] [stderr] 91 |     fn colour(&self, ray_direction: Vector3, hit_position: Vector3, scene: &Scene) -> Vector3 {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_ray_direction`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.20s
[INFO] running `"docker" "inspect" "8803827a03f9f4b25b254bfd3d1b22dd6a1f6c5658b7c48e3c4a8ecb9e9b477f"`
[INFO] running `"docker" "rm" "-f" "8803827a03f9f4b25b254bfd3d1b22dd6a1f6c5658b7c48e3c4a8ecb9e9b477f"`
[INFO] [stdout] 8803827a03f9f4b25b254bfd3d1b22dd6a1f6c5658b7c48e3c4a8ecb9e9b477f