[INFO] updating cached repository https://github.com/hoyon/ray-tracer-challenge
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 968fb9bc65129612303feb46c6f2b5f9dcb9d999
[INFO] testing hoyon/ray-tracer-challenge against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoyon%2Fray-tracer-challenge" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoyon/ray-tracer-challenge on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hoyon/ray-tracer-challenge
[INFO] finished tweaking git repo https://github.com/hoyon/ray-tracer-challenge
[INFO] tweaked toml for git repo https://github.com/hoyon/ray-tracer-challenge written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hoyon/ray-tracer-challenge already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] cdb6dc35d66fcd7f887f9f3f268f16a5e68643c8d58100ea4d27c1247ac299c2
[INFO] running `"docker" "start" "-a" "cdb6dc35d66fcd7f887f9f3f268f16a5e68643c8d58100ea4d27c1247ac299c2"`
[INFO] [stderr]    Compiling ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "cdb6dc35d66fcd7f887f9f3f268f16a5e68643c8d58100ea4d27c1247ac299c2"`
[INFO] running `"docker" "rm" "-f" "cdb6dc35d66fcd7f887f9f3f268f16a5e68643c8d58100ea4d27c1247ac299c2"`
[INFO] [stdout] cdb6dc35d66fcd7f887f9f3f268f16a5e68643c8d58100ea4d27c1247ac299c2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e1cf5113b8d34a8a57a7d1ffa85150224c658d063de9782ff5bcff07de859c1e
[INFO] running `"docker" "start" "-a" "e1cf5113b8d34a8a57a7d1ffa85150224c658d063de9782ff5bcff07de859c1e"`
[INFO] [stderr]    Compiling ray-tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "e1cf5113b8d34a8a57a7d1ffa85150224c658d063de9782ff5bcff07de859c1e"`
[INFO] running `"docker" "rm" "-f" "e1cf5113b8d34a8a57a7d1ffa85150224c658d063de9782ff5bcff07de859c1e"`
[INFO] [stdout] e1cf5113b8d34a8a57a7d1ffa85150224c658d063de9782ff5bcff07de859c1e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] de639a3af7e13a95f8483feaf93a2b011910ada1a37e66ea1e41f227cd4c5f1b
[INFO] running `"docker" "start" "-a" "de639a3af7e13a95f8483feaf93a2b011910ada1a37e66ea1e41f227cd4c5f1b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ray_tracer-b5799e4ad31696a8
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test canvas::tests::new_makes_all_black_canvas ... ok
[INFO] [stdout] test canvas::tests::test_read_pixel ... ok
[INFO] [stdout] test canvas::tests::test_to_ppm_writes_ppm_header ... ok
[INFO] [stdout] test canvas::tests::test_to_ppm_splits_long_lines ... ok
[INFO] [stdout] test canvas::tests::test_to_ppm_has_trailing_newline ... ok
[INFO] [stdout] test canvas::tests::test_write_pixel ... ok
[INFO] [stdout] test colour::tests::can_add_colours ... ok
[INFO] [stdout] test canvas::tests::test_to_ppm_writes_ppm_pixel_data ... ok
[INFO] [stdout] test colour::tests::can_create_new_colour ... ok
[INFO] [stdout] test colour::tests::can_multiple_colour_by_float ... ok
[INFO] [stdout] test colour::tests::can_multiple_colours ... ok
[INFO] [stdout] test colour::tests::can_subtract_colours ... ok
[INFO] [stdout] test colour::tests::equality_accounts_for_floating_errors ... ok
[INFO] [stdout] test matrix::tests::test_can_multiple_matrix_4x4_with_tuple ... ok
[INFO] [stdout] test matrix::tests::test_can_multiple_4x4_matrices ... ok
[INFO] [stdout] test matrix::tests::test_cofactor_of_3x3 ... ok
[INFO] [stdout] test matrix::tests::can_multiple_product_by_inverse ... ok
[INFO] [stdout] test matrix::tests::test_determinant_of_2x2_matrix ... ok
[INFO] [stdout] test matrix::tests::test_determinant_of_3x3_matrix ... ok
[INFO] [stdout] test matrix::tests::test_determinant_of_4x4_matrix ... ok
[INFO] [stdout] test matrix::tests::test_matrix_equality_with_identical_matrices ... ok
[INFO] [stdout] test matrix::tests::test_matrix_equality_accounts_for_floating_errors ... ok
[INFO] [stdout] test matrix::tests::test_invert ... ok
[INFO] [stdout] test matrix::tests::test_minor_of_3x3 ... ok
[INFO] [stdout] test matrix::tests::test_matrix_equality_for_different_matrices ... ok
[INFO] [stdout] test matrix::tests::test_multiplying_matrix_with_identity ... ok
[INFO] [stdout] test matrix::tests::test_new4x4_creates_a_matrix ... ok
[INFO] [stdout] test matrix::tests::test_submatrix_of_3x3 ... ok
[INFO] [stdout] test matrix::tests::test_new3x3_creates_a_matrix ... ok
[INFO] [stdout] test matrix::tests::test_submatrix_of_4x4 ... ok
[INFO] [stdout] test matrix::tests::test_transpose_works ... ok
[INFO] [stdout] test tuple::tests::can_add_two_tuples ... ok
[INFO] [stdout] test tuple::tests::can_divide_a_tuple_by_fraction ... ok
[INFO] [stdout] test tuple::tests::can_multiple_a_tuple_by_fraction ... ok
[INFO] [stdout] test tuple::tests::can_multiple_a_tuple_by_scalar ... ok
[INFO] [stdout] test tuple::tests::can_subtract_two_points ... ok
[INFO] [stdout] test matrix::tests::test_multiplying_tuple_with_identity ... ok
[INFO] [stdout] test tuple::tests::can_negate_a_tuple ... ok
[INFO] [stdout] test tuple::tests::can_subtract_two_vectors ... ok
[INFO] [stdout] test matrix::tests::test_transpose_identity ... ok
[INFO] [stdout] test tuple::tests::can_subtract_vector_from_point ... ok
[INFO] [stdout] test tuple::tests::correctly_calculates_magnitude ... ok
[INFO] [stdout] test tuple::tests::cross_product_works ... ok
[INFO] [stdout] test tuple::tests::dot_product_works ... ok
[INFO] [stdout] test tuple::tests::equality_accounts_for_floating_errors ... ok
[INFO] [stdout] test tuple::tests::is_point_check_works ... ok
[INFO] [stdout] test tuple::tests::magnitude_of_normalised_vector_is_one ... ok
[INFO] [stdout] test tuple::tests::normalise_works_for_complex_vector ... ok
[INFO] [stdout] test tuple::tests::normalise_works_for_single_direction ... ok
[INFO] [stdout] test tuple::tests::point_makes_point ... ok
[INFO] [stdout] test tuple::tests::vector_check_works ... ok
[INFO] [stdout] test tuple::tests::subtracting_vector_from_zero ... ok
[INFO] [stdout] test tuple::tests::vector_makes_vector ... ok
[INFO] [stdout] test matrix::tests::test_new2x2_creates_a_matrix ... ok
[INFO] [stdout] test util::tests::test_float_equality ... ok
[INFO] [stdout] test matrix::tests::test_cannot_multiply_other_matrix_sizes ... ok
[INFO] [stdout] test matrix::tests::test_invert_uninvertable_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cannon-ec948133f91b4ae3
[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
[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" "de639a3af7e13a95f8483feaf93a2b011910ada1a37e66ea1e41f227cd4c5f1b"`
[INFO] running `"docker" "rm" "-f" "de639a3af7e13a95f8483feaf93a2b011910ada1a37e66ea1e41f227cd4c5f1b"`
[INFO] [stdout] de639a3af7e13a95f8483feaf93a2b011910ada1a37e66ea1e41f227cd4c5f1b