[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/beta-1.37-6/sources/1.36.0/gh/robertf224/ray-tracing-in-a-weekend-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/gh/robertf224/ray-tracing-in-a-weekend-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robertf224/ray-tracing-in-a-weekend-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/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/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing robertf224/ray-tracing-in-a-weekend-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/robertf224/ray-tracing-in-a-weekend-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c889586dbd6767ee9fab9cc908ed40719f1be8a955759c2aeead3030b5ffd360
[INFO] running `"docker" "start" "-a" "c889586dbd6767ee9fab9cc908ed40719f1be8a955759c2aeead3030b5ffd360"`
[INFO] [stderr]    Compiling clicolors-control v1.0.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling console v0.7.2
[INFO] [stderr]    Compiling indicatif v0.11.0
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `"docker" "inspect" "c889586dbd6767ee9fab9cc908ed40719f1be8a955759c2aeead3030b5ffd360"`
[INFO] running `"docker" "rm" "-f" "c889586dbd6767ee9fab9cc908ed40719f1be8a955759c2aeead3030b5ffd360"`
[INFO] [stdout] c889586dbd6767ee9fab9cc908ed40719f1be8a955759c2aeead3030b5ffd360
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/robertf224/ray-tracing-in-a-weekend-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8923b41ead07552b0085bad3cfdb1b9d29b6b437dd1719eb1f64be61540736ce
[INFO] running `"docker" "start" "-a" "8923b41ead07552b0085bad3cfdb1b9d29b6b437dd1719eb1f64be61540736ce"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "8923b41ead07552b0085bad3cfdb1b9d29b6b437dd1719eb1f64be61540736ce"`
[INFO] running `"docker" "rm" "-f" "8923b41ead07552b0085bad3cfdb1b9d29b6b437dd1719eb1f64be61540736ce"`
[INFO] [stdout] 8923b41ead07552b0085bad3cfdb1b9d29b6b437dd1719eb1f64be61540736ce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/robertf224/ray-tracing-in-a-weekend-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 479f5d9dcdd2054be16b78f2b2255c6d1ac98bb8c38884f093e43eb19f1aa086
[INFO] running `"docker" "start" "-a" "479f5d9dcdd2054be16b78f2b2255c6d1ac98bb8c38884f093e43eb19f1aa086"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ray_tracing_rust-b7e4fc5d8881bf29
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test materials::tests::utils_tests::refraction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "479f5d9dcdd2054be16b78f2b2255c6d1ac98bb8c38884f093e43eb19f1aa086"`
[INFO] running `"docker" "rm" "-f" "479f5d9dcdd2054be16b78f2b2255c6d1ac98bb8c38884f093e43eb19f1aa086"`
[INFO] [stdout] 479f5d9dcdd2054be16b78f2b2255c6d1ac98bb8c38884f093e43eb19f1aa086