[INFO] updating cached repository robertf224/ray-tracing-in-a-weekend-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/robertf224/ray-tracing-in-a-weekend-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/robertf224/ray-tracing-in-a-weekend-rust" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/robertf224/ray-tracing-in-a-weekend-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/robertf224/ray-tracing-in-a-weekend-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robertf224/ray-tracing-in-a-weekend-rust" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/robertf224/ray-tracing-in-a-weekend-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/robertf224/ray-tracing-in-a-weekend-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 18e7c957056590a495a8d83f853d49f6acc796a8
[INFO] sha for GitHub repo robertf224/ray-tracing-in-a-weekend-rust: 18e7c957056590a495a8d83f853d49f6acc796a8
[INFO] validating manifest of robertf224/ray-tracing-in-a-weekend-rust on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robertf224/ray-tracing-in-a-weekend-rust on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing robertf224/ray-tracing-in-a-weekend-rust
[INFO] finished frobbing robertf224/ray-tracing-in-a-weekend-rust
[INFO] frobbed toml for robertf224/ray-tracing-in-a-weekend-rust written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/robertf224/ray-tracing-in-a-weekend-rust/Cargo.toml
[INFO] started frobbing robertf224/ray-tracing-in-a-weekend-rust
[INFO] finished frobbing robertf224/ray-tracing-in-a-weekend-rust
[INFO] frobbed toml for robertf224/ray-tracing-in-a-weekend-rust written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/robertf224/ray-tracing-in-a-weekend-rust/Cargo.toml
[INFO] crate robertf224/ray-tracing-in-a-weekend-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking robertf224/ray-tracing-in-a-weekend-rust against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-5/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/robertf224/ray-tracing-in-a-weekend-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2f85730bb8bcd12fa7928be7c57b324b233cf7b5e0cd806222411dcd0d7399fd
[INFO] running `"docker" "start" "-a" "2f85730bb8bcd12fa7928be7c57b324b233cf7b5e0cd806222411dcd0d7399fd"`
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking console v0.7.2
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking ray-tracing-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let N = unit_normal;
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let N = unit_normal;
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `R0` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let R0 = ((n - np) / (n + np)).powi(2);
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case: `r0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let N = unit_normal;
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let N = unit_normal;
[INFO] [stderr]    |         ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `R0` should have a snake case name
[INFO] [stderr]   --> src/materials/utils.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let R0 = ((n - np) / (n + np)).powi(2);
[INFO] [stderr]    |         ^^ help: convert the identifier to snake case: `r0`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `"docker" "inspect" "2f85730bb8bcd12fa7928be7c57b324b233cf7b5e0cd806222411dcd0d7399fd"`
[INFO] running `"docker" "rm" "-f" "2f85730bb8bcd12fa7928be7c57b324b233cf7b5e0cd806222411dcd0d7399fd"`
[INFO] [stdout] 2f85730bb8bcd12fa7928be7c57b324b233cf7b5e0cd806222411dcd0d7399fd