[INFO] fetching crate sensehat-screen 0.2.6...
[INFO] testing sensehat-screen-0.2.6 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate sensehat-screen 0.2.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sensehat-screen 0.2.6
[INFO] finished tweaking crates.io crate sensehat-screen 0.2.6
[INFO] tweaked toml for crates.io crate sensehat-screen 0.2.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sensehat-screen 0.2.6 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sensehat-screen 0.2.6 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.123
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded font8x8 v0.2.7
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded serde v1.0.123
[INFO] [stderr]   Downloaded framebuffer v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.60
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cb0afea6f377d8f20e99f3b2ad32d6d6e8ae4e473db1c1e69c2ea7003c07678
[INFO] running `Command { std: "docker" "start" "-a" "7cb0afea6f377d8f20e99f3b2ad32d6d6e8ae4e473db1c1e69c2ea7003c07678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cb0afea6f377d8f20e99f3b2ad32d6d6e8ae4e473db1c1e69c2ea7003c07678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb0afea6f377d8f20e99f3b2ad32d6d6e8ae4e473db1c1e69c2ea7003c07678", kill_on_drop: false }`
[INFO] [stdout] 7cb0afea6f377d8f20e99f3b2ad32d6d6e8ae4e473db1c1e69c2ea7003c07678
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6f2a98c9d0a4b21a24ba53fab1b239d53a12b16269feb2734672016c7dd2e9d1
[INFO] running `Command { std: "docker" "start" "-a" "6f2a98c9d0a4b21a24ba53fab1b239d53a12b16269feb2734672016c7dd2e9d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling font8x8 v0.2.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling sensehat-screen v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling framebuffer v0.2.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.01s
[INFO] running `Command { std: "docker" "inspect" "6f2a98c9d0a4b21a24ba53fab1b239d53a12b16269feb2734672016c7dd2e9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f2a98c9d0a4b21a24ba53fab1b239d53a12b16269feb2734672016c7dd2e9d1", kill_on_drop: false }`
[INFO] [stdout] 6f2a98c9d0a4b21a24ba53fab1b239d53a12b16269feb2734672016c7dd2e9d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f621706724c7a170e4067843ab9bfcb361c94d884dc05c85d8290ca542f7f4ec
[INFO] running `Command { std: "docker" "start" "-a" "f621706724c7a170e4067843ab9bfcb361c94d884dc05c85d8290ca542f7f4ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling sensehat-screen v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "f621706724c7a170e4067843ab9bfcb361c94d884dc05c85d8290ca542f7f4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f621706724c7a170e4067843ab9bfcb361c94d884dc05c85d8290ca542f7f4ec", kill_on_drop: false }`
[INFO] [stdout] f621706724c7a170e4067843ab9bfcb361c94d884dc05c85d8290ca542f7f4ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] af419cb619007d63bff64d988962fc01d3189ab5ff5ca2e50a206c5f445ca5ac
[INFO] running `Command { std: "docker" "start" "-a" "af419cb619007d63bff64d988962fc01d3189ab5ff5ca2e50a206c5f445ca5ac", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sensehat_screen-098046791d7e67da)
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test color::tests::color_pixel_converts_rgb_into_2_bytes_rgb565 ... ok
[INFO] [stdout] test color::tests::convert_byte_array_to_rgb565 ... ok
[INFO] [stdout] test color::tests::convert_rgb565_to_byte_array ... ok
[INFO] [stdout] test fonts::tests::fn_font_to_pixel_color_array_with_bg_creates_new_array ... ok
[INFO] [stdout] test fonts::tests::font_collection_gets_optional_symbol_by_unicode_key ... ok
[INFO] [stdout] test fonts::tests::fn_font_to_pixel_color_array_creates_new_array ... ok
[INFO] [stdout] test fonts::tests::fn_font_to_pixel_frame_takes_a_byte_array_and_pixel_color ... ok
[INFO] [stdout] test color::tests::color_pixel_encodes_rgb_into_2_bytes_rgb565_with_losses ... ok
[INFO] [stdout] test fonts::tests::font_collection_sanitizes_text_by_filtering_known_unicode_points ... ok
[INFO] [stdout] test fonts::tests::fn_font_to_frame_takes_a_byte_array_and_pixel_color ... ok
[INFO] [stdout] test fonts::tests::font_collection_sanitizes_text_by_removing_symbols_not_in_set ... ok
[INFO] [stdout] test fonts::tests::font_collection_searches_for_symbols_by_unicode_key ... ok
[INFO] [stdout] test fonts::tests::font_frame_gets_background_color ... ok
[INFO] [stdout] test fonts::tests::font_frame_sets_stroke_color ... ok
[INFO] [stdout] test fonts::tests::font_frame_sets_background_color ... ok
[INFO] [stdout] test fonts::tests::font_frames_is_represented_as_a_pixel_frame ... ok
[INFO] [stdout] test fonts::tests::font_frame_gets_stroke_color ... ok
[INFO] [stdout] test fonts::tests::font_frames_are_created_from_ut16_font_a_stroke_and_a_background_color ... ok
[INFO] [stdout] test fonts::tests::font_string_implements_display_trait ... ok
[INFO] [stdout] test fonts::tests::font_string_chars_method_returns_vec_of_chars ... ok
[INFO] [stdout] test fonts::tests::font_string_new_method_starts_emtpy_instance ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_offsets_to_the_bottom ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_offsets_to_the_left ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_offsets_to_the_top ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_offsets_to_the_right ... ok
[INFO] [stdout] test fonts::tests::font_string_font_frames_returns_a_vec_of_font_frame ... ok
[INFO] [stdout] test fonts::tests::pixel_frame_implements_from_font_frame_trait ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_offsets_to_the_right ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_offsets_to_the_top ... ok
[INFO] [stdout] test fonts::tests::font_string_font_frames_returns_a_vec_of_pixel_frame ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_offsets_to_the_bottom ... ok
[INFO] [stdout] test frame::rotate::tests::pixel_frame_is_rotated_90_degrees_left ... ok
[INFO] [stdout] test frame::rotate::tests::pixel_frame_is_rotated_by_180_degrees ... ok
[INFO] [stdout] test frame::rotate::tests::pixel_frame_is_rotated_90_degrees_right ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_offsets_to_the_left ... ok
[INFO] [stdout] test frame::rotate::tests::pixel_frame_is_rotated_by_180_degrees_by_two_90_deg_steps ... ok
[INFO] [stdout] test frame::tests::frame_line_is_created_from_slice_of_bytes ... ok
[INFO] [stdout] test frame::tests::frame_line_is_created_from_slice_of_pixel_color ... ok
[INFO] [stdout] test frame::tests::pixel_frame_creates_a_frame_line_of_the_current_state ... ok
[INFO] [stdout] test frame::tests::pixel_frame_is_created_from_a_slice_of_pixel_color ... ok
[INFO] [stdout] test frame::tests::pixel_frame_is_created_from_columns_of_pixel_color ... ok
[INFO] [stdout] test frame::tests::pixel_frame_is_represented_as_columns_of_pixel_color ... ok
[INFO] [stdout] test frame::tests::pixel_frame_is_represented_as_rows_of_pixel_color ... ok
[INFO] [stdout] test frame::tests::pixel_frame_is_created_from_rows_of_pixel_color ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_iterator_count_equals_number_of_positions_plus_one ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_positions_method_returns_number_of_pixel_frame_positions ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_implements_iterator_of_pixel_frames_bottom_to_top ... ok
[INFO] [stdout] test scroll::tests::scroll_has_clips_method_returns_slice_of_clips ... ok
[INFO] [stdout] test scroll::tests::scroll_has_frames_method_returns_slice_of_pixel_frames ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_implements_iterator_of_pixel_frames_top_to_bottom ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_implements_iterator_of_pixel_frames_left_to_right ... ok
[INFO] [stdout] test scroll::tests::frame_sequence_implements_iterator_of_pixel_frames_right_to_left ... ok
[INFO] [stdout] test scroll::tests::scroll_has_reverse_method_returns_slice_of_pixel_frames ... ok
[INFO] [stdout] test scroll::tests::scroll_has_len_method_returns_the_number_of_pixel_frames ... ok
[INFO] [stdout] test scroll::tests::scroll_implements_index_trait_with_pixel_frame_output ... ok
[INFO] [stdout] test scroll::tests::scrolls_create_bottom_to_top_frame_sequence ... ok
[INFO] [stdout] test scroll::tests::scroll_is_created_from_slice_of_at_least_2_pixel_frames ... ok
[INFO] [stdout] test scroll::tests::scrolls_create_left_to_right_frame_sequence ... ok
[INFO] [stdout] test scroll::tests::scrolls_create_top_to_bottom_frame_sequence ... ok
[INFO] [stdout] test scroll::tests::scrolls_create_right_to_left_frame_sequence ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_panics_when_offset_to_the_left_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_panics_when_offset_to_the_bottom_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_panics_when_offset_to_the_bottom_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_panics_when_offset_to_the_right_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_panics_when_offset_to_the_top_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::clip::tests::frame_clip_panics_when_offset_to_the_left_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_panics_when_offset_to_the_right_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test frame::offset::tests::pixel_frame_panics_when_offset_to_the_top_is_greater_than_8 - should panic ... ok
[INFO] [stdout] test scroll::tests::scroll_is_created_from_slice_of_1_pixel_frame_will_panic - should panic ... ok
[INFO] [stdout] test scroll::tests::scroll_is_created_from_empty_slice_of_pixel_frames_will_panic - should panic ... ok
[INFO] [stdout] test scroll::tests::scroll_implements_index_trait_with_pixel_frame_output_panics_when_out_of_bounds - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 71 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af419cb619007d63bff64d988962fc01d3189ab5ff5ca2e50a206c5f445ca5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af419cb619007d63bff64d988962fc01d3189ab5ff5ca2e50a206c5f445ca5ac", kill_on_drop: false }`
[INFO] [stdout] af419cb619007d63bff64d988962fc01d3189ab5ff5ca2e50a206c5f445ca5ac