[INFO] updating cached repository riginding/RustRayTracerChallenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/riginding/RustRayTracerChallenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/riginding/RustRayTracerChallenge" "work/ex/beta-1.38-1/sources/1.37.0/gh/riginding/RustRayTracerChallenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/riginding/RustRayTracerChallenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/riginding/RustRayTracerChallenge" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bc657ad7143e1c93a5c9bfd0439d62c7ef58f8ca
[INFO] sha for GitHub repo riginding/RustRayTracerChallenge: bc657ad7143e1c93a5c9bfd0439d62c7ef58f8ca
[INFO] validating manifest of riginding/RustRayTracerChallenge on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of riginding/RustRayTracerChallenge on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing riginding/RustRayTracerChallenge
[INFO] finished frobbing riginding/RustRayTracerChallenge
[INFO] frobbed toml for riginding/RustRayTracerChallenge written to work/ex/beta-1.38-1/sources/1.37.0/gh/riginding/RustRayTracerChallenge/Cargo.toml
[INFO] started frobbing riginding/RustRayTracerChallenge
[INFO] finished frobbing riginding/RustRayTracerChallenge
[INFO] frobbed toml for riginding/RustRayTracerChallenge written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge/Cargo.toml
[INFO] crate riginding/RustRayTracerChallenge already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing riginding/RustRayTracerChallenge against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7f249eb2f9ddff8f311dc7feba7c64d23f822b59c3bdc3ec90fa1e329197efdf
[INFO] running `"docker" "start" "-a" "7f249eb2f9ddff8f311dc7feba7c64d23f822b59c3bdc3ec90fa1e329197efdf"`
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling nalgebra v0.18.0
[INFO] [stderr]    Compiling RustRayTracerChallenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Point`
[INFO] [stderr]  --> src/primitives.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | type Point = nalgebra::Point3<f32>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Vector`
[INFO] [stderr]  --> src/primitives.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Vector = nalgebra::Vector3<f32>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `point`
[INFO] [stderr]  --> src/primitives.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn point(a: f32,b:f32,c:f32) -> Point {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `vector`
[INFO] [stderr]   --> src/primitives.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn vector(a: f32,b:f32,c:f32) -> Vector {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `magnitude`
[INFO] [stderr]   --> src/primitives.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn magnitude(vec: Vector) -> f32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustRayTracerChallenge` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_ray_tracer_challenge`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.01s
[INFO] running `"docker" "inspect" "7f249eb2f9ddff8f311dc7feba7c64d23f822b59c3bdc3ec90fa1e329197efdf"`
[INFO] running `"docker" "rm" "-f" "7f249eb2f9ddff8f311dc7feba7c64d23f822b59c3bdc3ec90fa1e329197efdf"`
[INFO] [stdout] 7f249eb2f9ddff8f311dc7feba7c64d23f822b59c3bdc3ec90fa1e329197efdf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 34bcc120ff4eaad47c0cd04ebb782c9daf441be8fbb31a61c78ab467ac7ebf9f
[INFO] running `"docker" "start" "-a" "34bcc120ff4eaad47c0cd04ebb782c9daf441be8fbb31a61c78ab467ac7ebf9f"`
[INFO] [stderr]    Compiling RustRayTracerChallenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `RustRayTracerChallenge` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_ray_tracer_challenge`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "34bcc120ff4eaad47c0cd04ebb782c9daf441be8fbb31a61c78ab467ac7ebf9f"`
[INFO] running `"docker" "rm" "-f" "34bcc120ff4eaad47c0cd04ebb782c9daf441be8fbb31a61c78ab467ac7ebf9f"`
[INFO] [stdout] 34bcc120ff4eaad47c0cd04ebb782c9daf441be8fbb31a61c78ab467ac7ebf9f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/riginding/RustRayTracerChallenge:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 65542cfffa49f1c4082bee4f66d20e984c8335ade7f6fcb15a52968143564fa6
[INFO] running `"docker" "start" "-a" "65542cfffa49f1c4082bee4f66d20e984c8335ade7f6fcb15a52968143564fa6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/RustRayTracerChallenge-5ca0df66775f0d86
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test primitives::tests::magnitude_of_vec5 ... ok
[INFO] [stdout] test primitives::tests::magnitude_of_vec4 ... ok
[INFO] [stdout] test primitives::tests::magnitude_of_vec3 ... ok
[INFO] [stdout] test primitives::tests::magnitude_of_vec2 ... ok
[INFO] [stdout] test primitives::tests::magnitude_of_vec1 ... ok
[INFO] [stdout] test primitives::tests::create_a_vector ... ok
[INFO] [stdout] test primitives::tests::create_a_point ... ok
[INFO] [stdout] test primitives::tests::magnitude_of_vector ... ok
[INFO] [stdout] test primitives::tests::multiply_with_scalar ... ok
[INFO] [stdout] test primitives::tests::negate_vector ... ok
[INFO] [stdout] test primitives::tests::subtract_two_points ... ok
[INFO] [stdout] test primitives::tests::subtract_two_vectors ... ok
[INFO] [stdout] test primitives::tests::subtract_vector_from_point ... ok
[INFO] [stdout] test primitives::tests::divide_by_scalar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "65542cfffa49f1c4082bee4f66d20e984c8335ade7f6fcb15a52968143564fa6"`
[INFO] running `"docker" "rm" "-f" "65542cfffa49f1c4082bee4f66d20e984c8335ade7f6fcb15a52968143564fa6"`
[INFO] [stdout] 65542cfffa49f1c4082bee4f66d20e984c8335ade7f6fcb15a52968143564fa6