[INFO] cloning repository https://github.com/gcohara/rusrat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcohara/rusrat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcohara%2Frusrat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcohara%2Frusrat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 598aa02194fa2e27cfd81a797f73e4f1b23d60f8
[INFO] testing gcohara/rusrat against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcohara%2Frusrat" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gcohara/rusrat
[INFO] finished tweaking git repo https://github.com/gcohara/rusrat
[INFO] tweaked toml for git repo https://github.com/gcohara/rusrat written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gcohara/rusrat on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gcohara/rusrat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19921d259b08fbb5a992739359fdfb732c6d75af15ea536cd0d9fff4fce8f7f3
[INFO] running `Command { std: "docker" "start" "-a" "19921d259b08fbb5a992739359fdfb732c6d75af15ea536cd0d9fff4fce8f7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19921d259b08fbb5a992739359fdfb732c6d75af15ea536cd0d9fff4fce8f7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19921d259b08fbb5a992739359fdfb732c6d75af15ea536cd0d9fff4fce8f7f3", kill_on_drop: false }`
[INFO] [stdout] 19921d259b08fbb5a992739359fdfb732c6d75af15ea536cd0d9fff4fce8f7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73554589ef2a00d2105ffedb818268af104206d45e3fe98d12ebb9b8117833d4
[INFO] running `Command { std: "docker" "start" "-a" "73554589ef2a00d2105ffedb818268af104206d45e3fe98d12ebb9b8117833d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling erased-serde v0.3.13
[INFO] [stderr]    Compiling serde_yaml v0.8.17
[INFO] [stderr]    Compiling rusrat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.45s
[INFO] running `Command { std: "docker" "inspect" "73554589ef2a00d2105ffedb818268af104206d45e3fe98d12ebb9b8117833d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73554589ef2a00d2105ffedb818268af104206d45e3fe98d12ebb9b8117833d4", kill_on_drop: false }`
[INFO] [stdout] 73554589ef2a00d2105ffedb818268af104206d45e3fe98d12ebb9b8117833d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fada531c196e38f45c700eb68d6fb83e6d23329f5421ad07178711dd99564a9
[INFO] running `Command { std: "docker" "start" "-a" "5fada531c196e38f45c700eb68d6fb83e6d23329f5421ad07178711dd99564a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusrat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "5fada531c196e38f45c700eb68d6fb83e6d23329f5421ad07178711dd99564a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fada531c196e38f45c700eb68d6fb83e6d23329f5421ad07178711dd99564a9", kill_on_drop: false }`
[INFO] [stdout] 5fada531c196e38f45c700eb68d6fb83e6d23329f5421ad07178711dd99564a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89b04abd8f7a61936c4efff9ca97aa19b63012131b67ba358f27e128189699fd
[INFO] running `Command { std: "docker" "start" "-a" "89b04abd8f7a61936c4efff9ca97aa19b63012131b67ba358f27e128189699fd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusrat-1f16980ce5fe0e5b)
[INFO] [stdout] 
[INFO] [stdout] running 140 tests
[INFO] [stdout] test canvas::tests::add_colours ... ok
[INFO] [stdout] test canvas::tests::multiply_colour_by_scalar ... ok
[INFO] [stdout] test canvas::tests::multiply_colours ... ok
[INFO] [stdout] test canvas::tests::ppm_header_is_correct ... ok
[INFO] [stdout] test canvas::tests::ppm_pixel_data_is_correct ... ok
[INFO] [stdout] test lighting::tests::colour_at_mutually_recursive_surfaces ... ok
[INFO] [stdout] test canvas::tests::write_colour_to_canvas ... ok
[INFO] [stdout] test lighting::tests::colour_intersection_behind_ray ... ok
[INFO] [stdout] test lighting::tests::eye_between_light_and_surface ... ok
[INFO] [stdout] test canvas::tests::subtract_colours ... ok
[INFO] [stdout] test lighting::tests::eye_opposite_surface_light_offset_45deg ... ok
[INFO] [stdout] test lighting::tests::finding_n1_and_n2_at_various_intersections ... ok
[INFO] [stdout] test lighting::tests::eye_between_light_and_surface_eye_offset_45deg ... ok
[INFO] [stdout] test lighting::tests::eye_in_path_of_reflection_vector ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_object_behind_point ... ok
[INFO] [stdout] test lighting::tests::precomputating_state_of_intersection ... ok
[INFO] [stdout] test lighting::tests::precomputing_reflection_vector ... ok
[INFO] [stdout] test lighting::tests::ray_miss_colour ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_for_nonreflective_material ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_at_max_recursion ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_opaque_surface ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_when_total_internal_reflection ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_for_reflective_material ... ok
[INFO] [stdout] test lighting::tests::lighting_surface_in_shadow ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_with_refracted_ray ... ok
[INFO] [stdout] test lighting::tests::ray_hit_colour ... ok
[INFO] [stdout] test lighting::tests::shading_an_intersection_from_inside ... ok
[INFO] [stdout] test lighting::tests::shade_hit_with_reflective_material ... ok
[INFO] [stdout] test lighting::tests::hit_on_inside_of_shape ... ok
[INFO] [stdout] test lighting::tests::shadow_when_object_between_point_and_light ... ok
[INFO] [stdout] test lighting::tests::hit_on_outside_of_shape ... ok
[INFO] [stdout] test lighting::tests::shading_an_intersection ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_perpendicular_viewing_angle ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_2x2 ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_small_angle_n2_gt_n1 ... ok
[INFO] [stdout] test matrices::tests::cofactor_3x3 ... ok
[INFO] [stdout] test matrices::tests::determinant_2x2 ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_under_total_internal_reflection ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_3x3 ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_4x4 ... ok
[INFO] [stdout] test matrices::tests::inverse_scale_vector ... ok
[INFO] [stdout] test matrices::tests::determinant_3x3 ... ok
[INFO] [stdout] test matrices::tests::inverse_translate_point ... ok
[INFO] [stdout] test lighting::tests::lighting_with_light_behind_surface ... ok
[INFO] [stdout] test matrices::tests::invertibility_check ... ok
[INFO] [stdout] test matrices::tests::determinant_4x4 ... ok
[INFO] [stdout] test matrices::tests::matrix_equality ... ok
[INFO] [stdout] test matrices::tests::matrix_multiplication ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_object_behind_light ... ok
[INFO] [stdout] test matrices::tests::matrix_inequality ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_nothing_between_point_and_light ... ok
[INFO] [stdout] test matrices::tests::invert_4x4_matrix ... ok
[INFO] [stdout] test matrices::tests::minor_3x3 ... ok
[INFO] [stdout] test matrices::tests::scale_point ... ok
[INFO] [stdout] test matrices::tests::scale_vector ... ok
[INFO] [stdout] test matrices::tests::submatrix_3x3 ... ok
[INFO] [stdout] test matrices::tests::shearing ... ok
[INFO] [stdout] test matrices::tests::transformation_sequence ... ok
[INFO] [stdout] test matrices::tests::multiply_matrix_by_tuple ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_z_axis ... ok
[INFO] [stdout] test matrices::tests::submatrix_4x4 ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_x_axis ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_y_axis ... ok
[INFO] [stdout] test rays::tests::ray_originates_inside_sphere ... ok
[INFO] [stdout] test rays::tests::changing_a_spheres_transformation ... ok
[INFO] [stdout] test matrices::tests::transpose_matrix ... ok
[INFO] [stdout] test rays::tests::computing_point_from_distance ... ok
[INFO] [stdout] test rays::tests::hit_point_when_t_both_positive ... ok
[INFO] [stdout] test rays::tests::intersecting_scaled_sphere_with_ray ... ok
[INFO] [stdout] test rays::tests::intersecting_translated_sphere_with_ray ... ok
[INFO] [stdout] test rays::tests::ray_misses_sphere ... ok
[INFO] [stdout] test rays::tests::ray_intersecting_sphere_at_two_points ... ok
[INFO] [stdout] test rays::tests::scaling_a_ray ... ok
[INFO] [stdout] test rays::tests::sphere_intersect_fn_returns_intersects_with_correct_sphere ... ok
[INFO] [stdout] test rays::tests::hit_point_when_one_t_negative ... ok
[INFO] [stdout] test rays::tests::sphere_is_behind_ray ... ok
[INFO] [stdout] test rays::tests::translating_a_ray ... ok
[INFO] [stdout] test rays::tests::ray_intersecting_sphere_at_tangent ... ok
[INFO] [stdout] test rays::tests::hit_point_when_t_both_negative ... ok
[INFO] [stdout] test shapes::tests::checks_repeat_in_y ... ok
[INFO] [stdout] test matrices::tests::translation_doesnt_change_vector ... ok
[INFO] [stdout] test shapes::tests::checks_repeat_in_z ... ok
[INFO] [stdout] test shapes::tests::intersection_with_ray_coplanar_to_plane ... ok
[INFO] [stdout] test shapes::tests::intersection_with_ray_parallel_to_plane ... ok
[INFO] [stdout] test shapes::tests::normal_of_plane ... ok
[INFO] [stdout] test shapes::tests::normal_of_rotated_plane ... ok
[INFO] [stdout] test shapes::tests::normal_of_transformed_sphere ... ok
[INFO] [stdout] test shapes::tests::normal_of_sphere ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_plane_from_above ... ok
[INFO] [stdout] test shapes::tests::normal_of_translated_sphere ... ok
[INFO] [stdout] test tuple::tests::add_tuples ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_plane_from_below ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_transformed_plane ... ok
[INFO] [stdout] test shapes::tests::stripes_with_object_transformation ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_constant_in_y ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_changes_in_x ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_constant_in_z ... ok
[INFO] [stdout] test shapes::tests::stripes_with_pattern_and_object_transformation ... ok
[INFO] [stdout] test tuple::tests::cross_product ... ok
[INFO] [stdout] test shapes::tests::stripes_with_pattern_transformation ... ok
[INFO] [stdout] test shapes::tests::lighting_with_pattern ... ok
[INFO] [stdout] test tuple::tests::cross_product_produces_negations ... ok
[INFO] [stdout] test tuple::tests::dot_product ... ok
[INFO] [stdout] test tuple::tests::scalar_mult_by_fraction ... ok
[INFO] [stdout] test tuple::tests::magnitude_of_vector ... ok
[INFO] [stdout] test shapes::tests::checks_repeat_in_x ... ok
[INFO] [stdout] test matrices::tests::translate_point ... ok
[INFO] [stdout] test tuple::tests::sub_two_points ... ok
[INFO] [stdout] test tuple::tests::sub_two_vector ... ok
[INFO] [stdout] test tuple::tests::negate_tuple ... ok
[INFO] [stdout] test tuple::tests::new_point_works ... ok
[INFO] [stdout] test tuple::tests::new_vector_works ... ok
[INFO] [stdout] test tuple::tests::normalise_vector ... ok
[INFO] [stdout] test tuple::tests::normalise_vector_has_mag_1 ... ok
[INFO] [stdout] test tuple::tests::reflecting_a_vector_about_normal ... ok
[INFO] [stdout] test tuple::tests::reflecting_a_vector_about_normal_again ... ok
[INFO] [stdout] test tuple::tests::scalar_mult ... ok
[INFO] [stdout] test tuple::tests::tuple_with_4th_eq_0_is_vector ... ok
[INFO] [stdout] test tuple::tests::sub_vector_from_point ... ok
[INFO] [stdout] test world::tests::camera_pixel_size_horizontal ... ok
[INFO] [stdout] test tuple::tests::tuple_with_4th_eq_1_is_point ... ok
[INFO] [stdout] test world::tests::default_view_transformation ... ok
[INFO] [stdout] test world::tests::arbitrary_view_transform ... ok
[INFO] [stdout] test world::tests::intersect_world_with_ray ... ok
[INFO] [stdout] test world::tests::ray_through_centre_of_canvas ... ok
[INFO] [stdout] test world::tests::ray_through_corner_of_canvas ... ok
[INFO] [stdout] test world::tests::camera_pixel_size_vertical ... ok
[INFO] [stdout] test world::tests::ray_when_camera_transformed ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_rotation ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_sphere_with_no_transform ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_translation ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_sphere ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_world ... ok
[INFO] [stdout] test yaml::tests::reads_in_light ... ok
[INFO] [stdout] test world::tests::view_transform_moves_world ... ok
[INFO] [stdout] test yaml::tests::reads_in_several_transforms ... ok
[INFO] [stdout] test world::tests::view_transform_positive_z_direction ... ok
[INFO] [stdout] test yaml::tests::reads_in_camera ... ok
[INFO] [stdout] test world::tests::rendering_world_with_camera ... ok
[INFO] [stdout] test canvas::tests::save_ppm_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- canvas::tests::save_ppm_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'canvas::tests::save_ppm_file' panicked at src/canvas.rs:121:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b352d8e4fe2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b352d8e4fe2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b352d8e4fe2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b352d8e4fe2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b352d90b9b3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b352d90b9b3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5b352d8e1d93 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b352d8e1d93 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b352d8e4e32 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b352d8e655c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5b352d8e63b2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5b352d885b34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5b352d885b34 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b352d8e703b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5b352d8e703b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5b352d8e6d0a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5b352d8e54d9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5b352d8e699d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5b352d909e80 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5b352d90a226 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5b352d8464ac - core::result::Result<T,E>::unwrap::h527dde0285de4c0e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5b352d8464ac - rusrat::canvas::Canvas::write_out_as_ppm_file::he9b5e97e90382f7a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:121:54
[INFO] [stdout]   22:     0x5b352d8464ac - rusrat::canvas::tests::save_ppm_file::h0925809eb37e399a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:209:11
[INFO] [stdout]   23:     0x5b352d8349e9 - rusrat::canvas::tests::save_ppm_file::{{closure}}::h5b902723630924ac
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:201:23
[INFO] [stdout]   24:     0x5b352d8349e9 - core::ops::function::FnOnce::call_once::ha82ee3e495e8ba28
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5b352d88b26b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5b352d88b26b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x5b352d88a4ae - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x5b352d88a4ae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5b352d88a4ae - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x5b352d88a4ae - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x5b352d88a4ae - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5b352d88a4ae - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x5b352d88a4ae - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x5b352d84e054 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x5b352d84e054 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x5b352d8519fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x5b352d8519fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x5b352d8519fa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x5b352d8519fa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x5b352d8519fa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5b352d8519fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x5b352d8519fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5b352d8ea097 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x5b352d8ea097 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x5b352d8ea097 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x7e18d08f1aa4 - <unknown>
[INFO] [stdout]   47:     0x7e18d097ea34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     canvas::tests::save_ppm_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 139 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rusrat`
[INFO] running `Command { std: "docker" "inspect" "89b04abd8f7a61936c4efff9ca97aa19b63012131b67ba358f27e128189699fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b04abd8f7a61936c4efff9ca97aa19b63012131b67ba358f27e128189699fd", kill_on_drop: false }`
[INFO] [stdout] 89b04abd8f7a61936c4efff9ca97aa19b63012131b67ba358f27e128189699fd
