И опять обновление

Хех, и Меня беда-печаль посетила…

Что-то с такой ошибкой, на “CLDX” при обновлении, сборка “open-cv” падает (ниже “полный” вывод ошибки):

Спойлер
 # emerge --ask --update --deep @world

Local copy of remote index is up-to-date and will be used.

Local copy of remote index is up-to-date and will be used.

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild  N     ] media-libs/opencv-4.5.5-r1  USE="contrib contribdnn eigen features2d ffmpeg gphoto2 gstreamer ieee1394 jpeg jpeg2k openexr opengl openmp png python qt5 threads tiff v4l vaapi webp (-contribcvv) -contribfreetype (-contribhdf) (-contribovis) (-contribsfm) (-contribxfeatures2d) (-cuda) -debug -dnnsamples -download -examples -gdal (-gflags) (-glog) -gtk3 -java -lapack -lto -opencl -opencvapps (-tesseract) -testprograms (-vtk) -xine" ABI_X86="(64) -32 (-x32)" CPU_FLAGS_X86="sse sse2 sse3 -avx -avx2 -avx512f -f16c -fma3 -popcnt -sse4_1 -sse4_2 -ssse3" PYTHON_TARGETS="python3_9 -python3_8 -python3_10"

Would you like to merge these packages? [Yes/No] y
>>> Verifying ebuild manifests
>>> Running pre-merge checks for media-libs/opencv-4.5.5-r1
>>> Emerging (1 of 1) media-libs/opencv-4.5.5-r1::gentoo
>>> Failed to emerge media-libs/opencv-4.5.5-r1, Log file:
>>>  '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/build.log'
>>> Jobs: 0 of 1 complete, 1 failed                 Load avg: 1.27, 1.15, 1.05
 * Package:    media-libs/opencv-4.5.5-r1
 * Repository: gentoo
 * Maintainer: amynka@gentoo.org
 * USE:        abi_x86_64 amd64 contrib contribdnn cpu_flags_x86_sse cpu_flags_x86_sse2 cpu_flags_x86_sse3 eigen elibc_glibc features2d ffmpeg gphoto2 gstreamer ieee1394 jpeg jpeg2k kernel_linux openexr opengl openmp png python python_targets_python3_9 qt5 threads tiff userland_GNU v4l vaapi webp
 * FEATURES:   network-sandbox preserve-libs sandbox usersandbox
>>> Unpacking source...
>>> Unpacking opencv-4.5.5.tar.gz to /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work
>>> Unpacking opencv-4.5.5_contrib.tar.gz to /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work
>>> Unpacking opencv-3.4.0-face_landmark_model.tar.gz to /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work
>>> Source unpacked in /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work
>>> Preparing source in /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5 ...
 * Source directory (CMAKE_USE_DIR): "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5"
 * Build directory  (BUILD_DIR):     "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build"
 * Applying opencv-3.4.0-disable-download.patch ...
patching file CMakeLists.txt
Hunk #1 succeeded at 214 with fuzz 1 (offset 27 lines).
patching file cmake/OpenCVDownload.cmake
Hunk #1 succeeded at 38 with fuzz 1 (offset 6 lines).
Hunk #2 succeeded at 252 (offset 15 lines).
 [ ok ]
 * Applying opencv-3.4.1-cuda-add-relaxed-constexpr.patch ...
 [ ok ]
 * Applying opencv-4.1.2-opencl-license.patch ...
 [ ok ]
 * Applying opencv-4.4.0-disable-native-cpuflag-detect.patch ...
 [ ok ]
 * Applying opencv-4.5.0-link-with-cblas-for-lapack.patch ...
 [ ok ]
 * Hardcoded definition(s) removed in CMakeLists.txt:
 *    set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build")
 *        set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "Inst
 *        set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "Installation Director
 *      set(CMAKE_INSTALL_PREFIX "${CMAKE_BINARY_DIR}/install" CACHE PATH "Instal
>>> Source prepared.
>>> Configuring source in /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5 ...
 * abi_x86_64.amd64: running multilib-minimal_abi_src_configure
 * Source directory (CMAKE_USE_DIR): "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5"
 * Build directory  (BUILD_DIR):     "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64"
cmake -C /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/gentoo_common_config.cmake -G Ninja -DCMAKE_INSTALL_PREFIX=/usr -DENABLE_DOWNLOAD=no -DWITH_QUIRC=OFF -DWITH_1394=yes -DWITH_VTK=no -DWITH_EIGEN=yes -DWITH_VFW=OFF -DWITH_FFMPEG=yes -DWITH_GSTREAMER=yes -DWITH_GSTREAMER_0_10=OFF -DWITH_GTK=no -DWITH_GTK_2_X=OFF -DWITH_IPP=OFF -DWITH_JASPER=OFF -DWITH_JPEG=yes -DWITH_OPENJPEG=yes -DWITH_WEBP=yes -DWITH_OPENEXR=yes -DWITH_OPENGL=yes -DWITH_OPENVX=OFF -DWITH_OPENNI=OFF -DWITH_OPENNI2=OFF -DWITH_PNG=yes -DWITH_GDCM=OFF -DWITH_PVAPI=OFF -DWITH_GIGEAPI=OFF -DWITH_ARAVIS=OFF -DWITH_QT=5 -DWITH_WIN32UI=OFF -DWITH_TBB=yes -DWITH_OPENMP=yes -DWITH_CSTRIPES=OFF -DWITH_PTHREADS_PF=ON -DWITH_TIFF=yes -DWITH_UNICAP=OFF -DWITH_V4L=yes -DWITH_LIBV4L=yes -DWITH_MSMF=OFF -DWITH_XIMEA=OFF -DWITH_XINE=no -DWITH_CLP=OFF -DWITH_OPENCL=no -DWITH_OPENCL_SVM=OFF -DWITH_OPENCLAMDFFT=no -DWITH_OPENCLAMDBLAS=no -DWITH_DIRECTX=OFF -DWITH_INTELPERC=OFF -DWITH_IPP_A=OFF -DWITH_MATLAB=OFF -DWITH_VA=yes -DWITH_VA_INTEL=yes -DWITH_GDAL=no -DWITH_GPHOTO2=yes -DWITH_LAPACK=no -DWITH_ITT=OFF -DWITH_CUDA=no -DWITH_CUBLAS=no -DWITH_CUFFT=no -DWITH_NVCUVID=OFF -DCUDA_NPP_LIBRARY_ROOT_DIR= -DBUILD_SHARED_LIBS=ON -DBUILD_JAVA=no -DBUILD_ANDROID_EXAMPLES=OFF -DBUILD_opencv_apps=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLES=no -DBUILD_PERF_TESTS=OFF -DBUILD_TESTS=no -DBUILD_WITH_DEBUG_INFO=no -DBUILD_WITH_DYNAMIC_IPP=OFF -DBUILD_FAT_JAVA_LIB=OFF -DBUILD_CUDA_STUBS=no -DOPENCV_EXTRA_MODULES_PATH=/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv_contrib-4.5.5/modules -DINSTALL_CREATE_DISTRIB=OFF -DINSTALL_C_EXAMPLES=no -DINSTALL_TESTS=no -DINSTALL_PYTHON_EXAMPLES=no -DINSTALL_TO_MANGLED_PATHS=OFF -DOPENCV_GENERATE_PKGCONFIG=ON -DLIB_SUFFIX= -DENABLE_CCACHE=OFF -DENABLE_PRECOMPILED_HEADERS=OFF -DENABLE_SOLUTION_FOLDERS=OFF -DENABLE_PROFILING=OFF -DENABLE_COVERAGE=OFF -DHAVE_opencv_java=NO -DENABLE_NOISY_WARNINGS=OFF -DOPENCV_WARNINGS_ARE_ERRORS=OFF -DENABLE_IMPL_COLLECTION=OFF -DENABLE_INSTRUMENTATION=OFF -DGENERATE_ABI_DESCRIPTOR=OFF -DDOWNLOAD_EXTERNAL_TEST_DATA=OFF -DENABLE_LTO=no -DBUILD_PACKAGE=OFF -DBUILD_PROTOBUF=OFF -DPROTOBUF_UPDATE_FILES=ON -DCMAKE_SKIP_RPATH=ON -DOPENCV_DOC_INSTALL_PATH= -DBUILD_opencv_features2d=ON -DOPENCV_CPU_OPT_IMPLIES_IGNORE=ON -DCPU_BASELINE=SSE;SSE2;SSE3; -DCPU_DISPATCH= -DBUILD_opencv_dnn=ON -DTINYDNN_ROOT=/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/tiny-dnn-1.0.0a3 -DBUILD_opencv_dnns_easily_fooled=OFF -DBUILD_opencv_xfeatures2d=OFF -DBUILD_opencv_cvv=OFF -DBUILD_opencv_hdf=OFF -DBUILD_opencv_sfm=OFF -DBUILD_opencv_freetype=OFF -DBUILD_opencv_ovis=OFF -DCMAKE_DISABLE_FIND_PACKAGE_Tesseract=yes -DPYTHON_EXECUTABLE=OFF -DINSTALL_PYTHON_EXAMPLES=OFF -DBUILD_opencv_python2=OFF -DBUILD_opencv_python3=OFF -DCMAKE_BUILD_TYPE=Gentoo -DCMAKE_TOOLCHAIN_FILE=/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/gentoo_toolchain.cmake /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5
loading initial cache file /var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/gentoo_common_config.cmake
-- The CXX compiler identification is GNU 11.2.1
-- The C compiler identification is GNU 11.2.1
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detected processor: x86_64
-- Could NOT find PythonInterp (missing: PYTHON_EXECUTABLE) (Required is at least version "2.7")
-- Found PythonInterp: /usr/bin/python (found suitable version "3.9.9", minimum required is "3.2")
-- Found PythonLibs: /usr/lib64/libpython3.9.so (found suitable exact version "3.9.9")
-- Performing Test HAVE_CXX_FSIGNED_CHAR
-- Performing Test HAVE_CXX_FSIGNED_CHAR - Success
-- Performing Test HAVE_C_FSIGNED_CHAR
-- Performing Test HAVE_C_FSIGNED_CHAR - Success
-- Performing Test HAVE_CXX_W
-- Performing Test HAVE_CXX_W - Success
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-- Performing Test HAVE_C_W - Success
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-- Performing Test HAVE_CXX_WALL - Success
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-- Performing Test HAVE_C_WALL - Success
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-- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR
-- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR - Failed
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-- Performing Test HAVE_CXX_WERROR_ADDRESS - Success
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-- Performing Test HAVE_C_WERROR_ADDRESS - Success
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-- Performing Test HAVE_CXX_WFORMAT - Success
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-- Performing Test HAVE_C_WFORMAT - Success
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-- Performing Test HAVE_CXX_WERROR_FORMAT_SECURITY - Success
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-- Performing Test HAVE_C_WERROR_FORMAT_SECURITY - Success
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-- Performing Test HAVE_CXX_WMISSING_DECLARATIONS - Success
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-- Performing Test HAVE_C_WMISSING_DECLARATIONS - Success
-- Performing Test HAVE_CXX_WMISSING_PROTOTYPES
-- Performing Test HAVE_CXX_WMISSING_PROTOTYPES - Failed
-- Performing Test HAVE_C_WMISSING_PROTOTYPES
-- Performing Test HAVE_C_WMISSING_PROTOTYPES - Success
-- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES
-- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES - Failed
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-- Performing Test HAVE_CXX_WUNDEF - Success
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-- Performing Test HAVE_C_WSUGGEST_OVERRIDE - Failed
-- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR
-- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR - Success
-- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR
-- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR - Failed
-- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS
-- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed
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-- Performing Test HAVE_C_WIMPLICIT_FALLTHROUGH_3 - Success
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-- Performing Test HAVE_CXX_MSSE2 (check file: cmake/checks/cpu_sse2.cpp)
-- Performing Test HAVE_CXX_MSSE2 - Success
-- Performing Test HAVE_CXX_MSSE3 (check file: cmake/checks/cpu_sse3.cpp)
-- Performing Test HAVE_CXX_MSSE3 - Success
-- Performing Test HAVE_CPU_BASELINE_FLAGS
-- Performing Test HAVE_CPU_BASELINE_FLAGS - Success
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-- Performing Test HAVE_CXX_FVISIBILITY_HIDDEN - Success
-- Performing Test HAVE_C_FVISIBILITY_HIDDEN
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-- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN
-- Performing Test HAVE_CXX_FVISIBILITY_INLINES_HIDDEN - Success
-- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN
-- Performing Test HAVE_C_FVISIBILITY_INLINES_HIDDEN - Failed
-- Performing Test HAVE_LINK_AS_NEEDED
-- Performing Test HAVE_LINK_AS_NEEDED - Success
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Looking for posix_memalign
-- Looking for posix_memalign - found
-- Looking for malloc.h
-- Looking for malloc.h - found
-- Looking for memalign
-- Looking for memalign - found
-- Found OpenMP_C: -fopenmp (found version "4.5")
-- Found OpenMP_CXX: -fopenmp (found version "4.5")
-- Found OpenMP: TRUE (found version "4.5")
-- Found ZLIB: /usr/lib64/libz.so (found suitable version "1.2.11", minimum required is "1.2.3")
-- Found JPEG: /usr/lib64/libjpeg.so (found version "62")
-- Found TIFF: /usr/lib64/libtiff.so (found version "4.3.0")
-- Found WebP: /usr/lib64/libwebp.so
-- Found system OpenJPEG: openjp2 (found version "")
-- Found ZLIB: /usr/lib64/libz.so (found version "1.2.11")
-- Found PNG: /usr/lib64/libpng.so (found version "1.6.37")
-- Looking for /usr/include/libpng/png.h
-- Looking for /usr/include/libpng/png.h - not found
CMake Error at cmake/OpenCVFindLibsGUI.cmake:17 (find_package):
  Could not find a package configuration file provided by "Qt5" with any of
  the following names:

    Qt5Config.cmake
    qt5-config.cmake

  Add the installation prefix of "Qt5" to CMAKE_PREFIX_PATH or set "Qt5_DIR"
  to a directory containing one of the above files.  If "Qt5" provides a
  separate development package or SDK, be sure it has been installed.
Call Stack (most recent call first):
  cmake/OpenCVFindLibsGUI.cmake:42 (ocv_find_package_Qt)
  CMakeLists.txt:730 (include)


-- Configuring incomplete, errors occurred!
See also "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/CMakeFiles/CMakeOutput.log".
See also "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/CMakeFiles/CMakeError.log".
 * ERROR: media-libs/opencv-4.5.5-r1::gentoo failed (configure phase):
 *   cmake failed
 *
 * Call stack:
 *     ebuild.sh, line  127:  Called src_configure
 *   environment, line 5787:  Called cmake-multilib_src_configure
 *   environment, line 1469:  Called multilib-minimal_src_configure
 *   environment, line 4474:  Called multilib_foreach_abi 'multilib-minimal_abi_src_configure'
 *   environment, line 4724:  Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4429:  Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4427:  Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure'
 *   environment, line  726:  Called multilib-minimal_abi_src_configure
 *   environment, line 4468:  Called multilib_src_configure
 *   environment, line 4959:  Called cmake_src_configure
 *   environment, line 1730:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 *
 * If you need support, post the output of `emerge --info '=media-libs/opencv-4.5.5-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=media-libs/opencv-4.5.5-r1::gentoo'`.
!!! When you file a bug report, please include the following information:
GENTOO_VM=  CLASSPATH="" JAVA_HOME=""
JAVACFLAGS="" COMPILER=""
and of course, the output of emerge --info =opencv-4.5.5
 * The complete build log is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/environment'.
 * Working directory: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64'
 * S: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5'

 * Messages for package media-libs/opencv-4.5.5-r1:

 * ERROR: media-libs/opencv-4.5.5-r1::gentoo failed (configure phase):
 *   cmake failed
 *
 * Call stack:
 *     ebuild.sh, line  127:  Called src_configure
 *   environment, line 5787:  Called cmake-multilib_src_configure
 *   environment, line 1469:  Called multilib-minimal_src_configure
 *   environment, line 4474:  Called multilib_foreach_abi 'multilib-minimal_abi_src_configure'
 *   environment, line 4724:  Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4429:  Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4427:  Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure'
 *   environment, line  726:  Called multilib-minimal_abi_src_configure
 *   environment, line 4468:  Called multilib_src_configure
 *   environment, line 4959:  Called cmake_src_configure
 *   environment, line 1730:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 *
 * If you need support, post the output of `emerge --info '=media-libs/opencv-4.5.5-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=media-libs/opencv-4.5.5-r1::gentoo'`.
 * The complete build log is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/environment'.
 * Working directory: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64'
 * S: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5'

Ниже “вывод” покороче:

Спойлер
# cl-update
Синхронизация репозиториев
 * Проверка текущего сервера обновлений ...                                                                                                                                                                                                                                   [ ok ]
 * Проверка обновлений Distros ...                                                                                                                                                                                                                                            [ ok ]
 * Проверка обновлений Calculate ...                                                                                                                                                                                                                                          [ ok ]
 * Проверка обновлений Gentoo ...                                                                                                                                                                                                                                             [ ok ]
 * Обновление индекса пакетов ...                                                                                                                                                                                                                                             [ ok ]
 * Проверка подписи индекса пакетов ...                                                                                                                                                                                                                                       [ ok ]
 * Синхронизация репозитория Linuxbuh ...                                                                                                                                                                                                                                     [ ok ]
 * Обновление кэша репозитория Distros ...                                                                                                                                                                                                                                    [ ok ]
 * Обновление кэша репозитория Calculate ...
 * У репозитория Linuxbuh есть свой кэш
 * Обновление кэша eix для репозиториев Linuxbuh, Distros, Calculate, Gentoo ...                                                                                                                                                                                              [ ok ]
 * Обновление кэша настраиваемых пакетов ...                                                                                                                                                                                                                                  [ ok ]
 * Удаление устаревших архивов и бинарных пакетов ...                                                                                                                                                                                                                         [ ok ]
 * Синхронизация завершена
Конфигурация системы
 * Сервер обновлений http://miroir.linuxtricks.fr/calculate
 * Исправление настроек ...                                                                                                                                                                                                                                                   [ ok ]
 * Обновление конфигурационных файлов ...                                                                                                                                                                                                                                     [ ok ]
Обновление пакетов
 * Вычисление зависимостей ...
 * Список пакетов для установки
 * Набор различных алгоритмов компьютерного зрения и примеров кода (N) media-libs/opencv-4.5.5-r1 (0 KiB)
 * 1 пакетов будет установлено, 0 KiB будет загружено

Вы хотите установить эти пакеты? (Yes/No): y
 * Получение пакетов... ...                                                                                                                                                                                                                                                   [ ok ]
 * (1 из 1) Набор различных алгоритмов компьютерного зрения и примеров кода
 * Сборка media-libs/opencv-4.5.5-r1 ...                                                                                                                                                                                                                                      [ ok ]
See also "/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64/CMakeFiles/CMakeError.log".
 * ERROR: media-libs/opencv-4.5.5-r1::gentoo failed (configure phase):
 *   cmake failed
 *
 * Call stack:
 *     ebuild.sh, line  127:  Called src_configure
 *   environment, line 5788:  Called cmake-multilib_src_configure
 *   environment, line 1470:  Called multilib-minimal_src_configure
 *   environment, line 4475:  Called multilib_foreach_abi 'multilib-minimal_abi_src_configure'
 *   environment, line 4725:  Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4430:  Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 4428:  Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure'
 *   environment, line  727:  Called multilib-minimal_abi_src_configure
 *   environment, line 4469:  Called multilib_src_configure
 *   environment, line 4960:  Called cmake_src_configure
 *   environment, line 1731:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 *
 * If you need support, post the output of `emerge --info '=media-libs/opencv-4.5.5-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=media-libs/opencv-4.5.5-r1::gentoo'`.
!!! When you file a bug report, please include the following information:
GENTOO_VM=  CLASSPATH="" JAVA_HOME=""
JAVACFLAGS="" COMPILER=""
and of course, the output of emerge --info =opencv-4.5.5
 * The complete build log is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/temp/environment'.
 * Working directory: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5_build-abi_x86_64.amd64'
 * S: '/var/calculate/tmp/portage/media-libs/opencv-4.5.5-r1/work/opencv-4.5.5'

 * Не удалось собрать media-libs/opencv-4.5.5-r1::gentoo
 * Не удалось обновить

Честно, сейчас и не вспомню, что ранее делал с этим “open-cv” - удалял ли или не удалял.

Интересный случай:

 ~ $ equery d opencv
 * These packages depend on opencv:
media-gfx/nomacs-3.16.224-r2 (opencv ? >=media-libs/opencv-3.4)

 ~ $ equery d nomacs
 * These packages depend on nomacs:

 ~ $
*  media-gfx/nomacs
      Latest version available: 3.16.224-r2
      Latest version installed: 3.16.224-r2
      Size of files: 1888 KiB
      Homepage:      https://nomacs.org/
      Description:   Qt-based image viewer
      License:       GPL-3+

Может вообще удалить это “Qt-based” приложение?
Почему именно это приложение оказалось в системе?
Неужели ему отсутствует замена на GTK?