[INFO] updating cached repository johnomarkid/weekend-raytracer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johnomarkid/weekend-raytracer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johnomarkid/weekend-raytracer" "work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johnomarkid/weekend-raytracer" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johnomarkid/weekend-raytracer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johnomarkid/weekend-raytracer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4f50d5111c6b014e3ea93d4e41bb896f3ca787e8
[INFO] sha for GitHub repo johnomarkid/weekend-raytracer: 4f50d5111c6b014e3ea93d4e41bb896f3ca787e8
[INFO] validating manifest of johnomarkid/weekend-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 johnomarkid/weekend-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 johnomarkid/weekend-raytracer
[INFO] finished frobbing johnomarkid/weekend-raytracer
[INFO] frobbed toml for johnomarkid/weekend-raytracer written to work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-raytracer/Cargo.toml
[INFO] started frobbing johnomarkid/weekend-raytracer
[INFO] finished frobbing johnomarkid/weekend-raytracer
[INFO] frobbed toml for johnomarkid/weekend-raytracer written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johnomarkid/weekend-raytracer/Cargo.toml
[INFO] crate johnomarkid/weekend-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 johnomarkid/weekend-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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-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] 692609c03be6b89da4c9794820b6c6964ada5e44eb19c5489dc56dcab9e56740
[INFO] running `"docker" "start" "-a" "692609c03be6b89da4c9794820b6c6964ada5e44eb19c5489dc56dcab9e56740"`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `point_at_parameter`
[INFO] [stderr]   --> src/vec.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn point_at_parameter(&self, t: f32) -> Vec3 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "692609c03be6b89da4c9794820b6c6964ada5e44eb19c5489dc56dcab9e56740"`
[INFO] running `"docker" "rm" "-f" "692609c03be6b89da4c9794820b6c6964ada5e44eb19c5489dc56dcab9e56740"`
[INFO] [stdout] 692609c03be6b89da4c9794820b6c6964ada5e44eb19c5489dc56dcab9e56740
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-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] 64355bf67741233d99ecbc8ff8c33007f914636407e3e1c3bc19e43886ae98d6
[INFO] running `"docker" "start" "-a" "64355bf67741233d99ecbc8ff8c33007f914636407e3e1c3bc19e43886ae98d6"`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `point_at_parameter`
[INFO] [stderr]   --> src/vec.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn point_at_parameter(&self, t: f32) -> Vec3 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "64355bf67741233d99ecbc8ff8c33007f914636407e3e1c3bc19e43886ae98d6"`
[INFO] running `"docker" "rm" "-f" "64355bf67741233d99ecbc8ff8c33007f914636407e3e1c3bc19e43886ae98d6"`
[INFO] [stdout] 64355bf67741233d99ecbc8ff8c33007f914636407e3e1c3bc19e43886ae98d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johnomarkid/weekend-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] feef8ed36b948627d250241c9f36d1e12526891a78454c915d4bb0eddcf0cdce
[INFO] running `"docker" "start" "-a" "feef8ed36b948627d250241c9f36d1e12526891a78454c915d4bb0eddcf0cdce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/raytracer-e3154825b0678885
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test vec::tests::sq_length ... ok
[INFO] [stdout] test vec::tests::test_length ... ok
[INFO] [stdout] test vec::tests::prims ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "feef8ed36b948627d250241c9f36d1e12526891a78454c915d4bb0eddcf0cdce"`
[INFO] running `"docker" "rm" "-f" "feef8ed36b948627d250241c9f36d1e12526891a78454c915d4bb0eddcf0cdce"`
[INFO] [stdout] feef8ed36b948627d250241c9f36d1e12526891a78454c915d4bb0eddcf0cdce