[INFO] updating cached repository justinmichaud/rust-raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/justinmichaud/rust-raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/justinmichaud/rust-raytracer" "work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/justinmichaud/rust-raytracer" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinmichaud/rust-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinmichaud/rust-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a1d5aafb53f3a39dc93d901a19a0d44e13cb0671
[INFO] sha for GitHub repo justinmichaud/rust-raytracer: a1d5aafb53f3a39dc93d901a19a0d44e13cb0671
[INFO] validating manifest of justinmichaud/rust-raytracer 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 justinmichaud/rust-raytracer 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 justinmichaud/rust-raytracer
[INFO] finished frobbing justinmichaud/rust-raytracer
[INFO] frobbed toml for justinmichaud/rust-raytracer written to work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer/Cargo.toml
[INFO] started frobbing justinmichaud/rust-raytracer
[INFO] finished frobbing justinmichaud/rust-raytracer
[INFO] frobbed toml for justinmichaud/rust-raytracer written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/justinmichaud/rust-raytracer/Cargo.toml
[INFO] crate justinmichaud/rust-raytracer 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 justinmichaud/rust-raytracer 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer:/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] 5dff0c396fed6fe9807192d7649857b4cc3bb2a064a88d93da2b1e8a4063f244
[INFO] running `"docker" "start" "-a" "5dff0c396fed6fe9807192d7649857b4cc3bb2a064a88d93da2b1e8a4063f244"`
[INFO] [stderr]    Compiling heapsize v0.4.0
[INFO] [stderr]    Compiling euclid v0.13.0
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `incident_from`
[INFO] [stderr]    --> src/world.rs:237:56
[INFO] [stderr]     |
[INFO] [stderr] 237 | fn refract_colour(obj : &WorldObject, at : WorldPoint, incident_from : WorldPoint,
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_incident_from`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains`
[INFO] [stderr]   --> src/world.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn contains(&self, pos : WorldPoint) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `"docker" "inspect" "5dff0c396fed6fe9807192d7649857b4cc3bb2a064a88d93da2b1e8a4063f244"`
[INFO] running `"docker" "rm" "-f" "5dff0c396fed6fe9807192d7649857b4cc3bb2a064a88d93da2b1e8a4063f244"`
[INFO] [stdout] 5dff0c396fed6fe9807192d7649857b4cc3bb2a064a88d93da2b1e8a4063f244
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer:/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] e1b36ac3cd4e7f5e3ae1a173c2b4f7bc2d2007a080367c534dac8a1c8be906f2
[INFO] running `"docker" "start" "-a" "e1b36ac3cd4e7f5e3ae1a173c2b4f7bc2d2007a080367c534dac8a1c8be906f2"`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `incident_from`
[INFO] [stderr]    --> src/world.rs:237:56
[INFO] [stderr]     |
[INFO] [stderr] 237 | fn refract_colour(obj : &WorldObject, at : WorldPoint, incident_from : WorldPoint,
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_incident_from`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains`
[INFO] [stderr]   --> src/world.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn contains(&self, pos : WorldPoint) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "e1b36ac3cd4e7f5e3ae1a173c2b4f7bc2d2007a080367c534dac8a1c8be906f2"`
[INFO] running `"docker" "rm" "-f" "e1b36ac3cd4e7f5e3ae1a173c2b4f7bc2d2007a080367c534dac8a1c8be906f2"`
[INFO] [stdout] e1b36ac3cd4e7f5e3ae1a173c2b4f7bc2d2007a080367c534dac8a1c8be906f2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/justinmichaud/rust-raytracer:/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] f962208177fa0c231e7d31bb9315c1e822e2d821bc501adc4d9758079bd24985
[INFO] running `"docker" "start" "-a" "f962208177fa0c231e7d31bb9315c1e822e2d821bc501adc4d9758079bd24985"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_rust-f524350a9515fe9f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f962208177fa0c231e7d31bb9315c1e822e2d821bc501adc4d9758079bd24985"`
[INFO] running `"docker" "rm" "-f" "f962208177fa0c231e7d31bb9315c1e822e2d821bc501adc4d9758079bd24985"`
[INFO] [stdout] f962208177fa0c231e7d31bb9315c1e822e2d821bc501adc4d9758079bd24985