[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 beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcohara%2Frusrat" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gcohara/rusrat on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc2/source/Cargo.toml
[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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f66579dcf3eaae2eb26d2b4541f49a8ec18a5f6f719b1ee4dc1fe44d11e5103
[INFO] running `Command { std: "docker" "start" "-a" "7f66579dcf3eaae2eb26d2b4541f49a8ec18a5f6f719b1ee4dc1fe44d11e5103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f66579dcf3eaae2eb26d2b4541f49a8ec18a5f6f719b1ee4dc1fe44d11e5103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f66579dcf3eaae2eb26d2b4541f49a8ec18a5f6f719b1ee4dc1fe44d11e5103", kill_on_drop: false }`
[INFO] [stdout] 7f66579dcf3eaae2eb26d2b4541f49a8ec18a5f6f719b1ee4dc1fe44d11e5103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f64b00cf9e3669c8b68f05bde83fb76ed45934d065cfceaea6d88dca741db84
[INFO] running `Command { std: "docker" "start" "-a" "6f64b00cf9e3669c8b68f05bde83fb76ed45934d065cfceaea6d88dca741db84", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[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 crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.123
[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 itertools v0.10.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[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 17.22s
[INFO] running `Command { std: "docker" "inspect" "6f64b00cf9e3669c8b68f05bde83fb76ed45934d065cfceaea6d88dca741db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f64b00cf9e3669c8b68f05bde83fb76ed45934d065cfceaea6d88dca741db84", kill_on_drop: false }`
[INFO] [stdout] 6f64b00cf9e3669c8b68f05bde83fb76ed45934d065cfceaea6d88dca741db84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07c20f53c2885a322ef278b961aeb7b9b2a958833dc4c87223e9de6071d9da5b
[INFO] running `Command { std: "docker" "start" "-a" "07c20f53c2885a322ef278b961aeb7b9b2a958833dc4c87223e9de6071d9da5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusrat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "07c20f53c2885a322ef278b961aeb7b9b2a958833dc4c87223e9de6071d9da5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c20f53c2885a322ef278b961aeb7b9b2a958833dc4c87223e9de6071d9da5b", kill_on_drop: false }`
[INFO] [stdout] 07c20f53c2885a322ef278b961aeb7b9b2a958833dc4c87223e9de6071d9da5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dbc038b0a2d8105f81f0487a8d21de3ae24e6be4a0bf0a99a32a4a8ab45203e
[INFO] running `Command { std: "docker" "start" "-a" "0dbc038b0a2d8105f81f0487a8d21de3ae24e6be4a0bf0a99a32a4a8ab45203e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rusrat-8a0add3f71af7863)
[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_pixel_data_is_correct ... ok
[INFO] [stdout] test canvas::tests::ppm_header_is_correct ... ok
[INFO] [stdout] test canvas::tests::subtract_colours ... ok
[INFO] [stdout] test lighting::tests::finding_n1_and_n2_at_various_intersections ... ok
[INFO] [stdout] test lighting::tests::colour_at_mutually_recursive_surfaces ... 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 lighting::tests::eye_between_light_and_surface_eye_offset_45deg ... ok
[INFO] [stdout] test lighting::tests::hit_on_inside_of_shape ... ok
[INFO] [stdout] test lighting::tests::eye_opposite_surface_light_offset_45deg ... ok
[INFO] [stdout] test lighting::tests::lighting_with_light_behind_surface ... ok
[INFO] [stdout] test lighting::tests::hit_on_outside_of_shape ... ok
[INFO] [stdout] test lighting::tests::lighting_surface_in_shadow ... ok
[INFO] [stdout] test lighting::tests::eye_in_path_of_reflection_vector ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_nothing_between_point_and_light ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_object_behind_light ... ok
[INFO] [stdout] test lighting::tests::precomputing_reflection_vector ... ok
[INFO] [stdout] test lighting::tests::precomputating_state_of_intersection ... ok
[INFO] [stdout] test canvas::tests::write_colour_to_canvas ... ok
[INFO] [stdout] test lighting::tests::no_shadow_when_object_behind_point ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_perpendicular_viewing_angle ... ok
[INFO] [stdout] test lighting::tests::shading_an_intersection_from_inside ... ok
[INFO] [stdout] test lighting::tests::ray_hit_colour ... ok
[INFO] [stdout] test lighting::tests::shade_hit_with_reflective_material ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_small_angle_n2_gt_n1 ... ok
[INFO] [stdout] test lighting::tests::ray_miss_colour ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_2x2 ... ok
[INFO] [stdout] test lighting::tests::shlick_approximation_under_total_internal_reflection ... ok
[INFO] [stdout] test matrices::tests::cofactor_3x3 ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_4x4 ... ok
[INFO] [stdout] test matrices::tests::determinant_2x2 ... ok
[INFO] [stdout] test matrices::tests::determinant_3x3 ... ok
[INFO] [stdout] test matrices::tests::determinant_4x4 ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_with_refracted_ray ... ok
[INFO] [stdout] test lighting::tests::shadow_when_object_between_point_and_light ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_at_max_recursion ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_for_reflective_material ... ok
[INFO] [stdout] test lighting::tests::shading_an_intersection ... ok
[INFO] [stdout] test matrices::tests::matrix_inequality ... ok
[INFO] [stdout] test matrices::tests::multiply_matrix_by_tuple ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_x_axis ... ok
[INFO] [stdout] test matrices::tests::inverse_scale_vector ... ok
[INFO] [stdout] test matrices::tests::inverse_translate_point ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_y_axis ... ok
[INFO] [stdout] test matrices::tests::matrix_equality ... ok
[INFO] [stdout] test matrices::tests::scale_point ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_when_total_internal_reflection ... ok
[INFO] [stdout] test matrices::tests::rotate_point_about_z_axis ... ok
[INFO] [stdout] test lighting::tests::refracted_colour_opaque_surface ... ok
[INFO] [stdout] test matrices::tests::invert_4x4_matrix ... ok
[INFO] [stdout] test matrices::tests::matrix_multiplication ... ok
[INFO] [stdout] test matrices::tests::invertibility_check ... ok
[INFO] [stdout] test matrices::tests::minor_3x3 ... ok
[INFO] [stdout] test matrices::tests::construct_and_inspect_3x3 ... ok
[INFO] [stdout] test lighting::tests::reflected_colour_for_nonreflective_material ... ok
[INFO] [stdout] test matrices::tests::scale_vector ... ok
[INFO] [stdout] test matrices::tests::shearing ... ok
[INFO] [stdout] test matrices::tests::submatrix_3x3 ... ok
[INFO] [stdout] test canvas::tests::save_ppm_file ... FAILED
[INFO] [stdout] test matrices::tests::translation_doesnt_change_vector ... ok
[INFO] [stdout] test rays::tests::changing_a_spheres_transformation ... ok
[INFO] [stdout] test matrices::tests::transpose_matrix ... ok
[INFO] [stdout] test rays::tests::hit_point_when_one_t_negative ... ok
[INFO] [stdout] test rays::tests::computing_point_from_distance ... ok
[INFO] [stdout] test matrices::tests::submatrix_4x4 ... ok
[INFO] [stdout] test matrices::tests::transformation_sequence ... ok
[INFO] [stdout] test matrices::tests::translate_point ... ok
[INFO] [stdout] test rays::tests::ray_originates_inside_sphere ... ok
[INFO] [stdout] test rays::tests::scaling_a_ray ... ok
[INFO] [stdout] test rays::tests::ray_intersecting_sphere_at_two_points ... ok
[INFO] [stdout] test rays::tests::hit_point_when_t_both_negative ... ok
[INFO] [stdout] test rays::tests::ray_misses_sphere ... ok
[INFO] [stdout] test rays::tests::hit_point_when_t_both_positive ... ok
[INFO] [stdout] test rays::tests::intersecting_translated_sphere_with_ray ... ok
[INFO] [stdout] test rays::tests::intersecting_scaled_sphere_with_ray ... ok
[INFO] [stdout] test rays::tests::ray_intersecting_sphere_at_tangent ... ok
[INFO] [stdout] test rays::tests::translating_a_ray ... ok
[INFO] [stdout] test rays::tests::sphere_intersect_fn_returns_intersects_with_correct_sphere ... ok
[INFO] [stdout] test rays::tests::sphere_is_behind_ray ... 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::checks_repeat_in_y ... 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::checks_repeat_in_x ... ok
[INFO] [stdout] test shapes::tests::normal_of_translated_sphere ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_plane_from_above ... ok
[INFO] [stdout] test shapes::tests::normal_of_sphere ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_constant_in_y ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_constant_in_z ... ok
[INFO] [stdout] test shapes::tests::stripes_with_object_transformation ... ok
[INFO] [stdout] test shapes::tests::stripes_with_pattern_and_object_transformation ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_transformed_plane ... ok
[INFO] [stdout] test shapes::tests::normal_of_transformed_sphere ... ok
[INFO] [stdout] test tuple::tests::add_tuples ... ok
[INFO] [stdout] test shapes::tests::lighting_with_pattern ... ok
[INFO] [stdout] test shapes::tests::ray_intersecting_plane_from_below ... ok
[INFO] [stdout] test shapes::tests::stripes_with_pattern_transformation ... ok
[INFO] [stdout] test shapes::tests::stripe_pattern_changes_in_x ... ok
[INFO] [stdout] test tuple::tests::cross_product ... ok
[INFO] [stdout] test tuple::tests::cross_product_produces_negations ... ok
[INFO] [stdout] test tuple::tests::dot_product ... ok
[INFO] [stdout] test tuple::tests::magnitude_of_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 world::tests::arbitrary_view_transform ... ok
[INFO] [stdout] test world::tests::ray_through_corner_of_canvas ... ok
[INFO] [stdout] test world::tests::ray_when_camera_transformed ... ok
[INFO] [stdout] test world::tests::ray_through_centre_of_canvas ... ok
[INFO] [stdout] test tuple::tests::scalar_mult ... ok
[INFO] [stdout] test tuple::tests::scalar_mult_by_fraction ... ok
[INFO] [stdout] test tuple::tests::sub_two_points ... ok
[INFO] [stdout] test tuple::tests::tuple_with_4th_eq_0_is_vector ... ok
[INFO] [stdout] test tuple::tests::sub_two_vector ... ok
[INFO] [stdout] test world::tests::camera_pixel_size_horizontal ... ok
[INFO] [stdout] test world::tests::camera_pixel_size_vertical ... ok
[INFO] [stdout] test tuple::tests::sub_vector_from_point ... 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::intersect_world_with_ray ... ok
[INFO] [stdout] test world::tests::view_transform_moves_world ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_sphere ... ok
[INFO] [stdout] test world::tests::view_transform_positive_z_direction ... 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_light ... ok
[INFO] [stdout] test yaml::tests::reads_in_a_world ... ok
[INFO] [stdout] test yaml::tests::reads_in_camera ... ok
[INFO] [stdout] test yaml::tests::reads_in_several_transforms ... ok
[INFO] [stdout] test world::tests::rendering_world_with_camera ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- canvas::tests::save_ppm_file 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:     0x61d5dde2d05a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x61d5dde2d05a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x61d5dde2d05a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x61d5dde2d05a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x61d5dde54433 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x61d5dde54433 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x61d5dde29fe3 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x61d5dde2cea2 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x61d5dde2e4dd - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x61d5dde2e2e7 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x61d5ddd61b37 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x61d5ddd61b37 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x61d5dde2eb88 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x61d5dde2eb88 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x61d5dde2e94a - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x61d5dde2d539 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x61d5dde2e5dc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x61d5ddcedaf0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x61d5ddcedf76 - core::result::unwrap_failed::h05e0602ed34287c5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1699:5
[INFO] [stdout]   19:     0x61d5ddcfbb7c - core::result::Result<T,E>::unwrap::h7f7f61d2c6eacba5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x61d5ddcfbb7c - rusrat::canvas::Canvas::write_out_as_ppm_file::h2d5f4de69b6226bf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:121:27
[INFO] [stdout]   21:     0x61d5ddd119d2 - rusrat::canvas::tests::save_ppm_file::h01e780cc66cd07b3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:209:9
[INFO] [stdout]   22:     0x61d5ddd11877 - rusrat::canvas::tests::save_ppm_file::{{closure}}::hc41e41b10b912d58
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:201:23
[INFO] [stdout]   23:     0x61d5ddd1fcd6 - core::ops::function::FnOnce::call_once::h10fb7586cbc1f16c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x61d5ddd6665b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x61d5ddd6665b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   26:     0x61d5ddd66048 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   27:     0x61d5ddd66048 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x61d5ddd66048 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x61d5ddd66048 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x61d5ddd66048 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x61d5ddd66048 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   32:     0x61d5ddd66048 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   33:     0x61d5ddd29aea - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   34:     0x61d5ddd29aea - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x61d5ddd2d464 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   36:     0x61d5ddd2d464 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x61d5ddd2d464 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x61d5ddd2d464 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x61d5ddd2d464 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x61d5ddd2d464 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   41:     0x61d5ddd2d464 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x61d5dde32bdb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   43:     0x61d5dde32bdb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   44:     0x61d5dde32bdb - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x766715a77ac3 - <unknown>
[INFO] [stdout]   46:     0x766715b08a04 - clone
[INFO] [stdout]   47:                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 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rusrat`
[INFO] running `Command { std: "docker" "inspect" "0dbc038b0a2d8105f81f0487a8d21de3ae24e6be4a0bf0a99a32a4a8ab45203e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbc038b0a2d8105f81f0487a8d21de3ae24e6be4a0bf0a99a32a4a8ab45203e", kill_on_drop: false }`
[INFO] [stdout] 0dbc038b0a2d8105f81f0487a8d21de3ae24e6be4a0bf0a99a32a4a8ab45203e
