[INFO] updating cached repository isido/ray-tracer-challenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/isido/ray-tracer-challenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/isido/ray-tracer-challenge" "work/ex/beta-1.37-6/sources/1.36.0/gh/isido/ray-tracer-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/isido/ray-tracer-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/isido/ray-tracer-challenge" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 674eb79ed5aa1e5ed1ee3bb3c469afee805da5d8
[INFO] sha for GitHub repo isido/ray-tracer-challenge: 674eb79ed5aa1e5ed1ee3bb3c469afee805da5d8
[INFO] validating manifest of isido/ray-tracer-challenge 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 isido/ray-tracer-challenge 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 isido/ray-tracer-challenge
[INFO] finished frobbing isido/ray-tracer-challenge
[INFO] frobbed toml for isido/ray-tracer-challenge written to work/ex/beta-1.37-6/sources/1.36.0/gh/isido/ray-tracer-challenge/Cargo.toml
[INFO] started frobbing isido/ray-tracer-challenge
[INFO] finished frobbing isido/ray-tracer-challenge
[INFO] frobbed toml for isido/ray-tracer-challenge written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge/Cargo.toml
[INFO] crate isido/ray-tracer-challenge 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 isido/ray-tracer-challenge against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2ffeac859bf76b0f3c5fe739c8a70f59226ab044ad4b7c3d6041ca9dec11b6ce
[INFO] running `"docker" "start" "-a" "2ffeac859bf76b0f3c5fe739c8a70f59226ab044ad4b7c3d6041ca9dec11b6ce"`
[INFO] [stderr]    Compiling ray-tracer-challenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "2ffeac859bf76b0f3c5fe739c8a70f59226ab044ad4b7c3d6041ca9dec11b6ce"`
[INFO] running `"docker" "rm" "-f" "2ffeac859bf76b0f3c5fe739c8a70f59226ab044ad4b7c3d6041ca9dec11b6ce"`
[INFO] [stdout] 2ffeac859bf76b0f3c5fe739c8a70f59226ab044ad4b7c3d6041ca9dec11b6ce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] cf23e52a90273a873902f20e314087daefccd6f475cf0876f3272c5809ec2cf7
[INFO] running `"docker" "start" "-a" "cf23e52a90273a873902f20e314087daefccd6f475cf0876f3272c5809ec2cf7"`
[INFO] [stderr]    Compiling ray-tracer-challenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "cf23e52a90273a873902f20e314087daefccd6f475cf0876f3272c5809ec2cf7"`
[INFO] running `"docker" "rm" "-f" "cf23e52a90273a873902f20e314087daefccd6f475cf0876f3272c5809ec2cf7"`
[INFO] [stdout] cf23e52a90273a873902f20e314087daefccd6f475cf0876f3272c5809ec2cf7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/isido/ray-tracer-challenge:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 98e6b7999c9a92dd6348c725a859687b2a63a5242c5933fe5cea8b935d7c62ef
[INFO] running `"docker" "start" "-a" "98e6b7999c9a92dd6348c725a859687b2a63a5242c5933fe5cea8b935d7c62ef"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ray_tracer_challenge-2226bf739cd7d931
[INFO] [stdout] 
[INFO] [stdout] running 74 tests
[INFO] [stdout] test canvas::tests::constructing_ppm_pixel_data ... ok
[INFO] [stdout] test canvas::tests::creating_canvas ... ok
[INFO] [stdout] test canvas::tests::constructing_ppm_header ... ok
[INFO] [stdout] test canvas::tests::ppm_files_are_terminated_by_newline ... ok
[INFO] [stdout] test matrix::tests::calculating_determinant_of_3x3_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_cofactor_of_3x3_matrix ... ok
[INFO] [stdout] test matrix::tests::a_2x2_matrix_ought_to_be_representable ... ok
[INFO] [stdout] test matrix::tests::calculating_inverse_of_another_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_inverse_of_third_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_determinant_of_4x4_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_determinant_of_2x2_matrix ... ok
[INFO] [stdout] test matrix::tests::a_3x3_matrix_ought_to_be_representable ... ok
[INFO] [stdout] test canvas::tests::writing_pixels_to_canvas ... ok
[INFO] [stdout] test canvas::tests::splitting_long_lines_in_pmm_files ... ok
[INFO] [stdout] test matrix::tests::constructing_and_inspecting_4x4_matrix ... ok
[INFO] [stdout] test matrix::tests::matrix_equality_with_different_matrices ... ok
[INFO] [stdout] test matrix::tests::matrix_equality_with_identical_matrices ... ok
[INFO] [stdout] test matrix::tests::matrix_multiplied_by_tuple ... ok
[INFO] [stdout] test matrix::tests::multiplying_matrix_by_identity_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_inverse_of_matrix ... ok
[INFO] [stdout] test matrix::tests::multiplying_product_by_its_inverse ... ok
[INFO] [stdout] test matrix::tests::multiplying_two_matrices ... ok
[INFO] [stdout] test matrix::tests::submatrix_of_4x4_matrix_is_3x3_matrix ... ok
[INFO] [stdout] test matrix::tests::testing_invertible_matrix_for_invertibility ... ok
[INFO] [stdout] test matrix::tests::testing_non_invertible_matrix_for_invertibility ... ok
[INFO] [stdout] test matrix::tests::submatrix_of_3x3_matrix_is_2x2_matrix ... ok
[INFO] [stdout] test matrix::tests::transposing_identity_matrix ... ok
[INFO] [stdout] test ray::tests::computing_point_from_distance ... ok
[INFO] [stdout] test ray::tests::creating_and_querying_ray ... ok
[INFO] [stdout] test matrix::tests::transposing_matrix ... ok
[INFO] [stdout] test transformation::tests::multiplying_by_inverse_of_scaling_matrix ... ok
[INFO] [stdout] test matrix::tests::calculating_minor_of_3x3_matrix ... ok
[INFO] [stdout] test transformation::tests::multiplying_by_inverse_of_translation_matrix ... ok
[INFO] [stdout] test transformation::tests::multiplying_by_translation_matrix ... ok
[INFO] [stdout] test transformation::tests::inverse_of_x_rotation_rotates_in_opposite_direction ... ok
[INFO] [stdout] test transformation::tests::reflection_is_scaling_by_negative_value ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_x_proportion_to_y ... ok
[INFO] [stdout] test transformation::tests::scaling_matrix_applied_to_point ... ok
[INFO] [stdout] test transformation::tests::scaling_matrix_applied_to_vector ... ok
[INFO] [stdout] test transformation::tests::rotating_point_around_z_axis ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_x_proportion_to_z ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_y_proportion_to_x ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_y_proportion_to_z ... ok
[INFO] [stdout] test transformation::tests::chained_transformations_must_be_applied_in_reverse_order ... ok
[INFO] [stdout] test transformation::tests::individual_transformations_are_applied_in_sequence ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_z_proportion_to_y ... ok
[INFO] [stdout] test transformation::tests::translation_does_not_affect_vectors ... ok
[INFO] [stdout] test tuple::tests::colors_are_tuples ... ok
[INFO] [stdout] test transformation::tests::rotating_point_around_x_axis ... ok
[INFO] [stdout] test transformation::tests::rotating_point_around_y_axis ... ok
[INFO] [stdout] test tuple::tests::equality_vector ... ok
[INFO] [stdout] test transformation::tests::shearing_transformation_moves_z_proportion_to_x ... ok
[INFO] [stdout] test tuple::tests::cross_product_of_two_vectors ... ok
[INFO] [stdout] test tuple::tests::dividing_tuple_by_scalar ... ok
[INFO] [stdout] test tuple::tests::adding_two_tuples ... ok
[INFO] [stdout] test tuple::tests::adding_colors ... ok
[INFO] [stdout] test tuple::tests::dot_product_of_two_tuples ... ok
[INFO] [stdout] test tuple::tests::inequality_vector_point ... ok
[INFO] [stdout] test tuple::tests::magnitude_of_normalized_vector ... ok
[INFO] [stdout] test tuple::tests::magnitude_of_vectors ... ok
[INFO] [stdout] test tuple::tests::multiplying_color_by_scalar ... ok
[INFO] [stdout] test tuple::tests::multiplying_colors ... ok
[INFO] [stdout] test tuple::tests::subtracting_two_points ... ok
[INFO] [stdout] test tuple::tests::subtracting_colors ... ok
[INFO] [stdout] test tuple::tests::multiplying_tuple_by_fraction ... ok
[INFO] [stdout] test tuple::tests::inequality_vector_vector ... ok
[INFO] [stdout] test tuple::tests::negating_tuple ... ok
[INFO] [stdout] test tuple::tests::multiplying_tuple_by_scalar ... ok
[INFO] [stdout] test tuple::tests::normalizing_vectors ... ok
[INFO] [stdout] test tuple::tests::tuple_point ... ok
[INFO] [stdout] test tuple::tests::subtracting_vector_from_zero_vector ... ok
[INFO] [stdout] test tuple::tests::tuple_vector ... ok
[INFO] [stdout] test tuple::tests::subtracting_vector_from_point ... ok
[INFO] [stdout] test tuple::tests::subtracting_two_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 74 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clock-b377d3db5b7be311
[INFO] [stderr]      Running /opt/crater/target/debug/deps/projectile-f6c943661dbbc933
[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] [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] [stderr]    Doc-tests ray-tracer-challenge
[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" "98e6b7999c9a92dd6348c725a859687b2a63a5242c5933fe5cea8b935d7c62ef"`
[INFO] running `"docker" "rm" "-f" "98e6b7999c9a92dd6348c725a859687b2a63a5242c5933fe5cea8b935d7c62ef"`
[INFO] [stdout] 98e6b7999c9a92dd6348c725a859687b2a63a5242c5933fe5cea8b935d7c62ef