******************************************************************************** conan install opencv/3.4.12@ --profile=C:\J\w\BuildSingleReference@2/6905/7a6d6394-ccf4-4bf7-b678-e60b01997cbd/profile.txt --build=opencv ******************************************************************************** Configuration: [settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=15 os=Windows os_build=Windows [options] opencv:shared=False [build_requires] [env] opencv/3.4.12: Forced build from source Installing package: opencv/3.4.12 Requirements eigen/3.3.9 from 'conan-center' - Cache jasper/2.0.25 from 'conan-center' - Cache jbig/20160605 from 'conan-center' - Cache libdeflate/1.7 from 'conan-center' - Cache libjpeg/9d from 'conan-center' - Cache libpng/1.6.37 from 'conan-center' - Cache libtiff/4.2.0 from 'conan-center' - Cache libwebp/1.1.0 from 'conan-center' - Cache opencv/3.4.12 from local cache - Cache openexr/2.5.5 from 'conan-center' - Cache xz_utils/5.2.5 from 'conan-center' - Cache zlib/1.2.11 from 'conan-center' - Cache zstd/1.4.8 from 'conan-center' - Cache Packages eigen/3.3.9:5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9 - Cache jasper/2.0.25:7704dfea60ab90b9e03b173860b2d162d9f73d6e - Cache jbig/20160605:1ed3f33597709b1f18c5a6ba2afcc72d12ddb2fc - Cache libdeflate/1.7:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 - Cache libjpeg/9d:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 - Cache libpng/1.6.37:606fdb601e335c2001bdf31d478826b644747077 - Cache libtiff/4.2.0:d16796e2f9bea341f7a748858b34dc9ffb971a1c - Cache libwebp/1.1.0:36cedbf3473b284f710724d0897d2340d94bb47e - Cache opencv/3.4.12:3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd - Build openexr/2.5.5:606fdb601e335c2001bdf31d478826b644747077 - Cache xz_utils/5.2.5:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 - Cache zlib/1.2.11:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 - Cache zstd/1.4.8:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 - Cache Installing (downloading, building) binaries... eigen/3.3.9: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK jbig/20160605: Already installed! jbig/20160605: Appending PATH environment variable: C:\J\w\BuildSingleReference@2\.conan\data\jbig\20160605\_\_\package\1ed3f33597709b1f18c5a6ba2afcc72d12ddb2fc\bin [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK libdeflate/1.7: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK libjpeg/9d: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK libwebp/1.1.0: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK xz_utils/5.2.5: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK zlib/1.2.11: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK zstd/1.4.8: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK jasper/2.0.25: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK libpng/1.6.37: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK libtiff/4.2.0: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK openexr/2.5.5: Already installed! [HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK [HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK opencv/3.4.12: Copying sources to build folder opencv/3.4.12: Building your package in C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd opencv/3.4.12: Generator cmake created conanbuildinfo.cmake opencv/3.4.12: Generator cmake_find_package created FindPNG.cmake opencv/3.4.12: Generator cmake_find_package created FindJasper.cmake opencv/3.4.12: Generator cmake_find_package created FindOpenEXR.cmake opencv/3.4.12: Generator cmake_find_package created FindTIFF.cmake opencv/3.4.12: Generator cmake_find_package created FindEigen3.cmake opencv/3.4.12: Generator cmake_find_package created FindZLIB.cmake opencv/3.4.12: Generator cmake_find_package created FindJPEG.cmake opencv/3.4.12: Generator cmake_find_package created Findlibdeflate.cmake opencv/3.4.12: Generator cmake_find_package created FindLibLZMA.cmake opencv/3.4.12: Generator cmake_find_package created Findjbig.cmake opencv/3.4.12: Generator cmake_find_package created Findzstd.cmake opencv/3.4.12: Generator cmake_find_package created FindWebP.cmake [HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found [HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK opencv/3.4.12: Calling build() ----Running------ > cd C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder && cmake -G "Visual Studio 15 2017 Win64" -DCONAN_LINK_RUNTIME="/MD" -DCONAN_IN_LOCAL_CACHE="ON" -DCONAN_COMPILER="Visual Studio" -DCONAN_COMPILER_VERSION="15" -DCONAN_CXX_FLAGS="/MP16" -DCONAN_C_FLAGS="/MP16" -DBUILD_SHARED_LIBS="OFF" -DCMAKE_INSTALL_PREFIX="C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\package\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd" -DCMAKE_INSTALL_BINDIR="bin" -DCMAKE_INSTALL_SBINDIR="bin" -DCMAKE_INSTALL_LIBEXECDIR="bin" -DCMAKE_INSTALL_LIBDIR="lib" -DCMAKE_INSTALL_INCLUDEDIR="include" -DCMAKE_INSTALL_OLDINCLUDEDIR="include" -DCMAKE_INSTALL_DATAROOTDIR="share" -DCMAKE_MODULE_PATH="C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd" -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY="ON" -DCONAN_EXPORTED="1" -DOPENCV_CONFIG_INSTALL_PATH="cmake" -DOPENCV_BIN_INSTALL_PATH="bin" -DOPENCV_LIB_INSTALL_PATH="lib" -DOPENCV_3P_LIB_INSTALL_PATH="lib" -DOPENCV_OTHER_INSTALL_PATH="res" -DOPENCV_LICENSES_INSTALL_PATH="licenses" -DBUILD_EXAMPLES="False" -DBUILD_DOCS="False" -DBUILD_TESTS="False" -DBUILD_PACKAGE="False" -DBUILD_PERF_TESTS="False" -DBUILD_JAVA="False" -DBUILD_FAT_JAVA_LIB="False" -DBUILD_ZLIB="False" -DBUILD_JPEG="False" -DBUILD_PNG="False" -DBUILD_TIFF="False" -DBUILD_JASPER="False" -DBUILD_OPENEXR="False" -DBUILD_WEBP="False" -DBUILD_TBB="False" -DBUILD_JPEG_TURBO_DISABLE="True" -DBUILD_IPP_IW="False" -DBUILD_ITT="False" -DBUILD_PROTOBUF="False" -DBUILD_USE_SYMLINKS="False" -DOPENCV_FORCE_3RDPARTY_BUILD="False" -DBUILD_opencv_java_bindings_gen="False" -DBUILD_opencv_js="False" -DBUILD_opencv_apps="False" -DBUILD_opencv_java="False" -DOPENCV_PYTHON_SKIP_DETECTION="True" -DBUILD_opencv_python2="False" -DBUILD_opencv_python3="False" -DBUILD_opencv_python_bindings_g="False" -DBUILD_opencv_python_tests="False" -DBUILD_opencv_ts="False" -DWITH_CUFFT="False" -DWITH_CUBLAS="False" -DWITH_NVCUVID="False" -DWITH_FFMPEG="False" -DWITH_GSTREAMER="False" -DWITH_OPENCL="False" -DWITH_CUDA="False" -DWITH_1394="False" -DWITH_ADE="False" -DWITH_ARAVIS="False" -DWITH_CLP="False" -DWITH_HALIDE="False" -DWITH_HPX="False" -DWITH_IMGCODEC_HDR="False" -DWITH_IMGCODEC_PFM="False" -DWITH_IMGCODEC_PXM="False" -DWITH_IMGCODEC_SUNRASTER="False" -DWITH_INF_ENGINE="False" -DWITH_IPP="False" -DWITH_ITT="False" -DWITH_LIBREALSENSE="False" -DWITH_MFX="False" -DWITH_NGRAPH="False" -DWITH_OPENCLAMDBLAS="False" -DWITH_OPENCLAMDFFT="False" -DWITH_OPENCL_SVM="False" -DWITH_OPENGL="False" -DWITH_OPENNI="False" -DWITH_OPENNI2="False" -DWITH_OPENVX="False" -DWITH_PLAIDML="False" -DWITH_PROTOBUF="False" -DWITH_PTHREADS_PF="False" -DWITH_PVAPI="False" -DWITH_QT="False" -DWITH_QUIRC="False" -DWITH_V4L="False" -DWITH_VA="False" -DWITH_VA_INTEL="False" -DWITH_VTK="False" -DWITH_VULKAN="False" -DWITH_XIMEA="False" -DWITH_XINE="False" -DWITH_LAPACK="False" -DWITH_IPP_IW="False" -DWITH_CAROTENE="False" -DWITH_JPEG="libjpeg" -DWITH_PNG="True" -DWITH_TIFF="True" -DWITH_JASPER="True" -DWITH_OPENEXR="True" -DWITH_EIGEN="True" -DWITH_WEBP="True" -DWITH_DSHOW="True" -DWITH_MSMF="True" -DWITH_MSMF_DXVA="True" -DWITH_GTK="False" -DWITH_GTK_2_X="False" -DOPENCV_MODULES_PUBLIC="opencv" -DBUILD_WITH_STATIC_CRT="False" -DOPENEXR_ROOT="C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077" -DENABLE_PIC="True" -Wno-dev C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd ----------------- -- The C compiler identification is MSVC 19.16.27035.0 -- The CXX compiler identification is MSVC 19.16.27035.0 -- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe -- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe -- works -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Detecting C compile features -- Detecting C compile features - done -- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe -- Check for working CXX compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe -- works -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Detecting CXX compile features -- Detecting CXX compile features - done -- Conan: called by CMake conan helper -- Conan: called inside local cache -- Conan: Adjusting output directories -- Conan: Using cmake global configuration -- Conan: Adjusting default RPATHs Conan policies -- Conan: Adjusting language standard -- Detected processor: AMD64 -- Performing Test HAVE_CXX11 (check file: source_subfolder/cmake/checks/cxx11.cpp) -- Performing Test HAVE_CXX11 - Success -- Performing Test HAVE_CXX_FP:PRECISE -- Performing Test HAVE_CXX_FP:PRECISE - Success -- Performing Test HAVE_C_FP:PRECISE -- Performing Test HAVE_C_FP:PRECISE - Success -- Performing Test HAVE_CPU_SSE3_SUPPORT (check file: source_subfolder/cmake/checks/cpu_sse3.cpp) -- Performing Test HAVE_CPU_SSE3_SUPPORT - Success -- Performing Test HAVE_CPU_SSSE3_SUPPORT (check file: source_subfolder/cmake/checks/cpu_ssse3.cpp) -- Performing Test HAVE_CPU_SSSE3_SUPPORT - Success -- Performing Test HAVE_CPU_SSE4_1_SUPPORT (check file: source_subfolder/cmake/checks/cpu_sse41.cpp) -- Performing Test HAVE_CPU_SSE4_1_SUPPORT - Success -- Performing Test HAVE_CPU_POPCNT_SUPPORT (check file: source_subfolder/cmake/checks/cpu_popcnt.cpp) -- Performing Test HAVE_CPU_POPCNT_SUPPORT - Success -- Performing Test HAVE_CPU_SSE4_2_SUPPORT (check file: source_subfolder/cmake/checks/cpu_sse42.cpp) -- Performing Test HAVE_CPU_SSE4_2_SUPPORT - Success -- Performing Test HAVE_CXX_ARCH:AVX (check file: source_subfolder/cmake/checks/cpu_fp16.cpp) -- Performing Test HAVE_CXX_ARCH:AVX - Success -- Performing Test HAVE_CXX_ARCH:AVX2 (check file: source_subfolder/cmake/checks/cpu_avx2.cpp) -- Performing Test HAVE_CXX_ARCH:AVX2 - Success -- Performing Test HAVE_CXX_ARCH:AVX512 (check file: source_subfolder/cmake/checks/cpu_avx512.cpp) -- Performing Test HAVE_CXX_ARCH:AVX512 - Success -- Performing Test HAVE_CPU_BASELINE_FLAGS -- Performing Test HAVE_CPU_BASELINE_FLAGS - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_SSE4_1 -- Performing Test HAVE_CPU_DISPATCH_FLAGS_SSE4_1 - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_SSE4_2 -- Performing Test HAVE_CPU_DISPATCH_FLAGS_SSE4_2 - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_FP16 -- Performing Test HAVE_CPU_DISPATCH_FLAGS_FP16 - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX2 -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX2 - Success -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX512_SKX -- Performing Test HAVE_CPU_DISPATCH_FLAGS_AVX512_SKX - Success -- Check if the system is big endian -- Searching 16 bit integer -- Looking for sys/types.h -- Looking for sys/types.h - found -- Looking for stdint.h -- Looking for stdint.h - found -- Looking for stddef.h -- Looking for stddef.h - found -- Check size of unsigned short -- Check size of unsigned short - done -- Using unsigned short -- Check if the system is big endian - little endian -- Conan: Using autogenerated FindZLIB.cmake -- Found ZLIB: 1.2.11 (found suitable version "1.2.11", minimum required is "1.2.3") -- Library zlib found C:/J/w/BuildSingleReference@2/.conan/data/zlib/1.2.11/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zlib.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/zlib/1.2.11/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zlib.lib -- Conan: Using autogenerated FindJPEG.cmake -- Found JPEG: 9d (found version "9d") -- Library libjpeg found C:/J/w/BuildSingleReference@2/.conan/data/libjpeg/9d/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/libjpeg.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libjpeg/9d/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/libjpeg.lib -- Conan: Using autogenerated FindTIFF.cmake -- Found TIFF: 4.2.0 (found version "4.2.0") -- Library tiffxx found C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiffxx.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiffxx.lib -- Library tiff found C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiff.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiff.lib -- Dependency ZLIB already found -- Conan: Using autogenerated Findlibdeflate.cmake -- Found libdeflate: 1.7 (found version "1.7") -- Library libdeflatestatic found C:/J/w/BuildSingleReference@2/.conan/data/libdeflate/1.7/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/libdeflatestatic.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libdeflate/1.7/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/libdeflatestatic.lib -- Conan: Using autogenerated FindLibLZMA.cmake -- Found LibLZMA: 5.2.5 (found version "5.2.5") -- Library lzma found C:/J/w/BuildSingleReference@2/.conan/data/xz_utils/5.2.5/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/lzma.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/xz_utils/5.2.5/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/lzma.lib -- Dependency JPEG already found -- Conan: Using autogenerated Findjbig.cmake -- Found jbig: 20160605 (found version "20160605") -- Library jbig found C:/J/w/BuildSingleReference@2/.conan/data/jbig/20160605/_/_/package/1ed3f33597709b1f18c5a6ba2afcc72d12ddb2fc/lib/jbig.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/jbig/20160605/_/_/package/1ed3f33597709b1f18c5a6ba2afcc72d12ddb2fc/lib/jbig.lib -- Conan: Using autogenerated Findzstd.cmake -- Found zstd: 1.4.8 (found version "1.4.8") -- Library zstd_static found C:/J/w/BuildSingleReference@2/.conan/data/zstd/1.4.8/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zstd_static.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/zstd/1.4.8/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zstd_static.lib -- Library zstd_static found C:/J/w/BuildSingleReference@2/.conan/data/zstd/1.4.8/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zstd_static.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/zstd/1.4.8/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zstd_static.lib -- Conan: Using autogenerated FindWebP.cmake -- Found WebP: 1.1.0 (found version "1.1.0") -- Library webpdecoder found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdecoder.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdecoder.lib -- Library webpdemux found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdemux.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdemux.lib -- Library webpmux found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpmux.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpmux.lib -- Library webp found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib -- Library webp found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib -- Library webpmux found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpmux.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpmux.lib -- Library webpdemux found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdemux.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdemux.lib -- Library webpdecoder found C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdecoder.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webpdecoder.lib -- Found WebP: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib -- Conan: Using autogenerated FindJasper.cmake -- Found Jasper: 2.0.25 (found version "2.0.25") -- Library jasper found C:/J/w/BuildSingleReference@2/.conan/data/jasper/2.0.25/_/_/package/7704dfea60ab90b9e03b173860b2d162d9f73d6e/lib/jasper.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/jasper/2.0.25/_/_/package/7704dfea60ab90b9e03b173860b2d162d9f73d6e/lib/jasper.lib -- Dependency JPEG already found -- Conan: Using autogenerated FindPNG.cmake -- Found PNG: 1.6.37 (found version "1.6.37") -- Library libpng16 found C:/J/w/BuildSingleReference@2/.conan/data/libpng/1.6.37/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/libpng16.lib -- Found: C:/J/w/BuildSingleReference@2/.conan/data/libpng/1.6.37/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/libpng16.lib -- Dependency ZLIB already found -- Looking for /libpng/png.h -- Looking for /libpng/png.h - not found -- Found OpenEXR: C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/IlmImf-2_5.lib -- Looking for Mfapi.h -- Looking for Mfapi.h - found -- Looking for D3D11.h -- Looking for D3D11.h - found -- Looking for D3d11_4.h -- Looking for D3d11_4.h - found -- Conan: Using autogenerated FindEigen3.cmake -- OpenCV Python: during development append to PYTHONPATH: C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/build_subfolder/python_loader -- Allocator metrics storage type: 'long long' -- -- General configuration for OpenCV 3.4.12 ===================================== -- Version control: unknown -- -- Platform: -- Timestamp: 2021-02-28T12:56:04Z -- Host: Windows 10.0.17763 AMD64 -- CMake: 3.16.4 -- CMake generator: Visual Studio 15 2017 Win64 -- CMake build tool: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/MSBuild/15.0/Bin/MSBuild.exe -- MSVC: 1916 -- -- CPU/HW features: -- Baseline: SSE SSE2 SSE3 -- requested: SSE3 -- Dispatched code generation: SSE4_1 SSE4_2 FP16 AVX AVX2 AVX512_SKX -- requested: SSE4_1 SSE4_2 AVX FP16 AVX2 AVX512_SKX -- SSE4_1 (14 files): + SSSE3 SSE4_1 -- SSE4_2 (1 files): + SSSE3 SSE4_1 POPCNT SSE4_2 -- FP16 (0 files): + SSSE3 SSE4_1 POPCNT SSE4_2 FP16 AVX -- AVX (4 files): + SSSE3 SSE4_1 POPCNT SSE4_2 AVX -- AVX2 (27 files): + SSSE3 SSE4_1 POPCNT SSE4_2 FP16 FMA3 AVX AVX2 -- AVX512_SKX (3 files): + SSSE3 SSE4_1 POPCNT SSE4_2 FP16 FMA3 AVX AVX2 AVX_512F AVX512_COMMON AVX512_SKX -- -- C/C++: -- Built as dynamic libs?: NO -- C++11: YES -- C++ Compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe (ver 19.16.27035.0) -- C++ flags (Release): /DWIN32 /D_WINDOWS /W4 /GR /MP16 /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS /Gy /bigobj /Oi /fp:precise /EHa /wd4127 /wd4251 /wd4324 /wd4275 /wd4512 /wd4589 /MD /O2 /Ob2 /DNDEBUG -- C++ flags (Debug): /DWIN32 /D_WINDOWS /W4 /GR /MP16 /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS /Gy /bigobj /Oi /fp:precise /EHa /wd4127 /wd4251 /wd4324 /wd4275 /wd4512 /wd4589 /MD /Zi /Ob0 /Od /RTC1 -- C Compiler: C:/Program Files (x86)/Microsoft Visual Studio/2017/Community/VC/Tools/MSVC/14.16.27023/bin/Hostx86/x64/cl.exe -- C flags (Release): /DWIN32 /D_WINDOWS /W3 /MP16 /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS /Gy /bigobj /Oi /fp:precise /MD /O2 /Ob2 /DNDEBUG -- C flags (Debug): /DWIN32 /D_WINDOWS /W3 /MP16 /D _CRT_SECURE_NO_DEPRECATE /D _CRT_NONSTDC_NO_DEPRECATE /D _SCL_SECURE_NO_WARNINGS /Gy /bigobj /Oi /fp:precise /MD /Zi /Ob0 /Od /RTC1 -- Linker flags (Release): /machine:x64 /INCREMENTAL:NO -- Linker flags (Debug): /machine:x64 /debug /INCREMENTAL -- ccache: NO -- Precompiled headers: YES -- Extra dependencies: comctl32 gdi32 ole32 setupapi ws2_32 C:/J/w/BuildSingleReference@2/.conan/data/zlib/1.2.11/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zlib.lib C:/J/w/BuildSingleReference@2/.conan/data/libjpeg/9d/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/libjpeg.lib C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib C:/J/w/BuildSingleReference@2/.conan/data/libpng/1.6.37/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/libpng16.lib C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiffxx.lib C:/J/w/BuildSingleReference@2/.conan/data/libtiff/4.2.0/_/_/package/d16796e2f9bea341f7a748858b34dc9ffb971a1c/lib/tiff.lib C:/J/w/BuildSingleReference@2/.conan/data/jasper/2.0.25/_/_/package/7704dfea60ab90b9e03b173860b2d162d9f73d6e/lib/jasper.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Imath-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/IlmImf-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Iex-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Half-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/IlmThread-2_5.lib -- 3rdparty dependencies: -- -- OpenCV modules: -- To be built: calib3d core features2d flann highgui imgcodecs imgproc ml objdetect photo shape stitching superres video videoio videostab -- Disabled: python_tests world -- Disabled by dependency: - -- Unavailable: cudaarithm cudabgsegm cudacodec cudafeatures2d cudafilters cudaimgproc cudalegacy cudaobjdetect cudaoptflow cudastereo cudawarping cudev dnn java js python2 python3 ts viz -- Applications: - -- Documentation: NO -- Non-free algorithms: NO -- -- Windows RT support: NO -- -- GUI: -- Win32 UI: YES -- -- Media I/O: -- ZLib: C:/J/w/BuildSingleReference@2/.conan/data/zlib/1.2.11/_/_/package/6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7/lib/zlib.lib (ver ) -- JPEG: (ver 90) -- WEBP: C:/J/w/BuildSingleReference@2/.conan/data/libwebp/1.1.0/_/_/package/36cedbf3473b284f710724d0897d2340d94bb47e/lib/webp.lib (ver encoder: 0x020f) -- PNG: (ver ..) -- TIFF: (ver 42 / 4.2.0) -- JPEG 2000: (ver ) -- OpenEXR: C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Imath-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/IlmImf-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Iex-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/Half-2_5.lib C:/J/w/BuildSingleReference@2/.conan/data/openexr/2.5.5/_/_/package/606fdb601e335c2001bdf31d478826b644747077/lib/IlmThread-2_5.lib (ver 2_5) -- HDR: NO -- SUNRASTER: NO -- PXM: NO -- -- Video I/O: -- DirectShow: YES -- Media Foundation: YES -- DXVA: YES -- -- Parallel framework: Concurrency -- -- Trace: YES (built-in) -- -- Other third-party libraries: -- Eigen: YES (ver ..) -- Custom HAL: NO -- -- Python (for build): NO -- -- Install to: C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/package/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd -- ----------------------------------------------------------------- -- -- Configuring done -- Generating done -- Build files have been written to: C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/build_subfolder ----Running------ > cmake --build C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder --config Release -- /m:16 /verbosity:minimal ----------------- Microsoft (R) Build Engine version 15.9.21+g9802d43bc3 for .NET Framework Copyright (C) Microsoft Corporation. All rights reserved. Checking Build System C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\Common7\IDE\VC\VCTargets\Microsoft.CppBuild.targets(321,5): error MSB3491: Could not write lines to file "opencv_features2d_AVX512_SKX.dir\Release\opencv_f.D405A529.tlog\opencv_features2d_AVX512_SKX.lastbuildstate". The specified path, file name, or both are too long. The fully qualified file name must be less than 260 characters, and the directory name must be less than 248 characters. [C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\features2d\opencv_features2d_AVX512_SKX.vcxproj] Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/core/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/core/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/features2d/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/core/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/imgproc/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/imgproc/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/core/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/features2d/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/imgproc/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/objdetect/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/imgproc/CMakeLists.txt Building Custom Rule C:/J/w/BuildSingleReference@2/.conan/data/opencv/3.4.12/_/_/build/3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd/source_subfolder/modules/core/CMakeLists.txt matmul.avx512_skx.cpp sumpixels.avx512_skx.cpp arithm.sse4_1.cpp stat.sse4_2.cpp fast.avx2.cpp haar.avx.cpp sift.avx2.cpp imgwarp.sse4_1.cpp corner.avx.cpp resize.sse4_1.cpp accum.sse4_1.cpp imgwarp.avx2.cpp resize.avx2.cpp sift.sse4_1.cpp matmul.sse4_1.cpp accum.avx2.cpp box_filter.sse4_1.cpp mathfuncs_core.avx.cpp accum.avx.cpp bilateral_filter.avx2.cpp filter.sse4_1.cpp box_filter.avx2.cpp color_hsv.sse4_1.cpp mathfuncs_core.avx2.cpp color_rgb.sse4_1.cpp stat.avx2.cpp arithm.avx2.cpp convert.avx2.cpp convert_scale.avx2.cpp count_non_zero.avx2.cpp color_yuv.sse4_1.cpp matmul.avx2.cpp median_blur.sse4_1.cpp mean.avx2.cpp merge.avx2.cpp split.avx2.cpp morph.sse4_1.cpp filter.avx2.cpp color_hsv.avx2.cpp sum.avx2.cpp smooth.sse4_1.cpp color_rgb.avx2.cpp color_yuv.avx2.cpp median_blur.avx2.cpp morph.avx2.cpp smooth.avx2.cpp sumpixels.avx2.cpp undistort.avx2.cpp opencv_core_SSE4_2.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\core\opencv_core_SSE4_2.dir\Release\opencv_core_SSE4_2.lib opencv_features2d_SSE4_1.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\features2d\opencv_features2d_SSE4_1.dir\Release\opencv_features2d_SSE4_1.lib opencv_objdetect_AVX.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\objdetect\opencv_objdetect_AVX.dir\Release\opencv_objdetect_AVX.lib opencv_core_AVX.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\core\opencv_core_AVX.dir\Release\opencv_core_AVX.lib opencv_imgproc_AVX.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\imgproc\opencv_imgproc_AVX.dir\Release\opencv_imgproc_AVX.lib opencv_features2d_AVX2.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\features2d\opencv_features2d_AVX2.dir\Release\opencv_features2d_AVX2.lib opencv_core_SSE4_1.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\core\opencv_core_SSE4_1.dir\Release\opencv_core_SSE4_1.lib opencv_imgproc_AVX512_SKX.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\imgproc\opencv_imgproc_AVX512_SKX.dir\Release\opencv_imgproc_AVX512_SKX.lib opencv_core_AVX512_SKX.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\core\opencv_core_AVX512_SKX.dir\Release\opencv_core_AVX512_SKX.lib opencv_core_AVX2.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\core\opencv_core_AVX2.dir\Release\opencv_core_AVX2.lib opencv_imgproc_SSE4_1.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\imgproc\opencv_imgproc_SSE4_1.dir\Release\opencv_imgproc_SSE4_1.lib opencv_imgproc_AVX2.vcxproj -> C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder\source_subfolder\modules\imgproc\opencv_imgproc_AVX2.dir\Release\opencv_imgproc_AVX2.lib opencv/3.4.12: eigen/3.3.9: WARN: Lib folder doesn't exist, can't collect libraries: C:\J\w\BuildSingleReference@2\.conan\data\eigen\3.3.9\_\_\package\5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9\lib [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component eigen::eigen libdir "lib" does not contain any library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component eigen::eigen libdir "lib" does not contain any declared library eigen/3.3.9: WARN: Lib folder doesn't exist, can't collect libraries: C:\J\w\BuildSingleReference@2\.conan\data\eigen\3.3.9\_\_\package\5ab84d6acfe1f23c4fae0ab88f26e3a396351ac9\lib [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component eigen::eigen3 libdir "lib" does not contain any library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component eigen::eigen3 libdir "lib" does not contain any declared library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component libwebp::libwebp libdir "lib" does not contain any declared library [HOOK - conan-center.py] post_package_info(): WARN: [LIBRARY DOES NOT EXIST (KB-H054)] Component zstd::zstd libdir "lib" does not contain any declared library opencv/3.4.12: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd opencv/3.4.12: ERROR: Package '3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd' build failed opencv/3.4.12: WARN: Build folder C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd ERROR: opencv/3.4.12: Error in build() method, line 254 cmake.build() ConanException: Error 1 while executing cmake --build C:\J\w\BuildSingleReference@2\.conan\data\opencv\3.4.12\_\_\build\3e5f8ae3eb6ba52f636e7fb2586cc96e1c94b7cd\build_subfolder --config Release -- /m:16 /verbosity:minimal