[INFO] fetching crate pix 0.13.1...
[INFO] testing pix-0.13.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pix 0.13.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pix 0.13.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pix 0.13.1
[INFO] finished tweaking crates.io crate pix 0.13.1
[INFO] tweaked toml for crates.io crate pix 0.13.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate pix 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.4
[INFO] [stderr]   Downloaded criterion v0.3.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.1
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]   Downloaded oorandom v11.1.0
[INFO] [stderr]   Downloaded js-sys v0.3.37
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.60
[INFO] [stderr]   Downloaded bstr v0.2.12
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded hermit-abi v0.1.10
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded web-sys v0.3.37
[INFO] [stderr]   Downloaded plotters v0.2.12
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded tinytemplate v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8f1bfd846c2441f7eac53a51cd4ff6c9e53ebfe486b373960ea502be8bf00e2
[INFO] running `Command { std: "docker" "start" "-a" "b8f1bfd846c2441f7eac53a51cd4ff6c9e53ebfe486b373960ea502be8bf00e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8f1bfd846c2441f7eac53a51cd4ff6c9e53ebfe486b373960ea502be8bf00e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f1bfd846c2441f7eac53a51cd4ff6c9e53ebfe486b373960ea502be8bf00e2", kill_on_drop: false }`
[INFO] [stdout] b8f1bfd846c2441f7eac53a51cd4ff6c9e53ebfe486b373960ea502be8bf00e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af002d037c273365957c9d7b3f83e79c0d73f54366a5201c4402d952f1dc0d00
[INFO] running `Command { std: "docker" "start" "-a" "af002d037c273365957c9d7b3f83e79c0d73f54366a5201c4402d952f1dc0d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling pix v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "af002d037c273365957c9d7b3f83e79c0d73f54366a5201c4402d952f1dc0d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af002d037c273365957c9d7b3f83e79c0d73f54366a5201c4402d952f1dc0d00", kill_on_drop: false }`
[INFO] [stdout] af002d037c273365957c9d7b3f83e79c0d73f54366a5201c4402d952f1dc0d00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47394e4c759016ea7218c0239b1e18041c631b5bcc90e94febdeca093df6c3af
[INFO] running `Command { std: "docker" "start" "-a" "47394e4c759016ea7218c0239b1e18041c631b5bcc90e94febdeca093df6c3af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling pix v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "47394e4c759016ea7218c0239b1e18041c631b5bcc90e94febdeca093df6c3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47394e4c759016ea7218c0239b1e18041c631b5bcc90e94febdeca093df6c3af", kill_on_drop: false }`
[INFO] [stdout] 47394e4c759016ea7218c0239b1e18041c631b5bcc90e94febdeca093df6c3af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61c9e448bbe0f76e56c8a7bbf2fd2728b1518db6933e41f75a6e4c85a84e59be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61c9e448bbe0f76e56c8a7bbf2fd2728b1518db6933e41f75a6e4c85a84e59be", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] running 59 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pix-cabaa168a69e5171)
[INFO] [stdout] test chan::test::ch16_div ... ok
[INFO] [stdout] test chan::test::ch16_mul ... ok
[INFO] [stdout] test chan::test::ch32_mul ... ok
[INFO] [stdout] test chan::test::ch16_into ... ok
[INFO] [stdout] test gray::test::gray_to_matte ... ok
[INFO] [stdout] test gray::test::gray_to_rgb ... ok
[INFO] [stdout] test gray::test::matte_to_gray ... ok
[INFO] [stdout] test gray::test::rgb_to_gray ... ok
[INFO] [stdout] test hsl::test::hsl_to_rgb ... ok
[INFO] [stdout] test hsl::test::rgb_to_hsl ... ok
[INFO] [stdout] test hsv::test::composite_hsv ... ok
[INFO] [stdout] test hsv::test::hsv_to_rgb ... ok
[INFO] [stdout] test hsv::test::hsv_to_rgb_dark ... ok
[INFO] [stdout] test hsv::test::hsv_to_rgb_grays ... ok
[INFO] [stdout] test hsv::test::hsv_to_rgb_hue ... ok
[INFO] [stdout] test hsv::test::hsv_to_rgb_unsat ... ok
[INFO] [stdout] test hsv::test::rgb_to_hsv ... ok
[INFO] [stdout] test hsv::test::rgb_to_hsv_unsat ... ok
[INFO] [stdout] test el::test::straight_to_premultiplied ... ok
[INFO] [stdout] test el::test::straight_to_premultiplied_srgb ... ok
[INFO] [stdout] test chan::test::ch8_mul ... ok
[INFO] [stdout] test chan::test::lut_decode_u8 ... ok
[INFO] [stdout] test hwb::test::rgb_to_hwb ... ok
[INFO] [stdout] test hwb::test::hwb_to_rgb ... ok
[INFO] [stdout] test el::test::gray_to_rgb ... ok
[INFO] [stdout] test el::test::linear_to_srgb ... ok
[INFO] [stdout] test el::test::check_sizes ... ok
[INFO] [stdout] test palette::test::matching ... ok
[INFO] [stdout] test raster::test::composite_color_graya8_over ... ok
[INFO] [stdout] test chan::test::ch8_into ... ok
[INFO] [stdout] test raster::test::composite_matte_full ... ok
[INFO] [stdout] test chan::test::lut_encode_u8 ... ok
[INFO] [stdout] test chan::test::ch32_into ... ok
[INFO] [stdout] test cmy::test::rgb_to_cmy ... ok
[INFO] [stdout] test el::test::srgb_to_linear ... ok
[INFO] [stdout] test el::test::premultiplied_to_straight ... ok
[INFO] [stdout] test cmy::test::cmy_to_rgb ... ok
[INFO] [stdout] test palette::test::check_hist ... ok
[INFO] [stdout] test raster::test::buffers ... ok
[INFO] [stdout] test raster::test::composite_matte_smaller ... ok
[INFO] [stdout] test chan::test::ch8_div ... ok
[INFO] [stdout] test raster::test::composite_matte_gray ... ok
[INFO] [stdout] test raster::test::invalid_rows ... ok
[INFO] [stdout] test raster::test::pixel_mut_matte16 ... ok
[INFO] [stdout] test raster::test::pixel_mut_matte8 ... ok
[INFO] [stdout] test raster::test::composite_raster_rgb ... ok
[INFO] [stdout] test raster::test::copy_color_gray8 ... ok
[INFO] [stdout] test raster::test::copy_raster_gray ... ok
[INFO] [stdout] test raster::test::copy_color_srgb8 ... ok
[INFO] [stdout] test raster::test::with_pixels_matte32 ... ok
[INFO] [stdout] test raster::test::with_buffer_rgb8 ... ok
[INFO] [stdout] test palette::test::fill_16 ... ok
[INFO] [stdout] test raster::test::with_buffer_graya16 ... ok
[INFO] [stdout] test raster::test::raster_with_color ... ok
[INFO] [stdout] test raster::test::intersect ... ok
[INFO] [stdout] test raster::test::region_size ... ok
[INFO] [stdout] test rgb::tests::rgba8_transparent ... ok
[INFO] [stdout] test raster::test::with_raster_matte8 ... ok
[INFO] [stdout] test raster::test::with_raster_rgb ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 59 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pix
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | #![warn(missing_doc_code_examples)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 68 tests
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name pix --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-8c0344bc15914be1.rlib --extern pix=/opt/rustwide/target/debug/deps/libpix-903fc64d462ad7b9.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "61c9e448bbe0f76e56c8a7bbf2fd2728b1518db6933e41f75a6e4c85a84e59be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c9e448bbe0f76e56c8a7bbf2fd2728b1518db6933e41f75a6e4c85a84e59be", kill_on_drop: false }`
[INFO] [stdout] 61c9e448bbe0f76e56c8a7bbf2fd2728b1518db6933e41f75a6e4c85a84e59be