Traceback (most recent call last): File "", line 1, in ModuleNotFoundError: No module named 'numpy' /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(hal_internal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdblas.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdfft.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(parallel_impl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(stl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_kernels_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(hal_internal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdblas.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_clamdfft.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(parallel_impl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(stl.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_core.a(opencl_kernels_core.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_ml.a(gbt.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_ml.a(gbt.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(opencl_kernels_imgproc.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgproc.a(opencl_kernels_imgproc.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_photo.a(opencl_kernels_photo.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_photo.a(opencl_kernels_photo.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_exr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdcm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_hdr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_jpeg2000.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_jpeg2000_openjpeg.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pam.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pfm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pxm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_sunras.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_tiff.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_webp.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_exr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdal.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_gdcm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_hdr.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_jpeg2000.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_jpeg2000_openjpeg.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pam.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pfm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_pxm.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_sunras.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_tiff.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_imgcodecs.a(grfmt_webp.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(dynamic.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(opencl_kernels_features2d.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(dynamic.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(main.cpp.o) has no symbols /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: ../../../lib/libopencv_features2d.a(opencl_kernels_features2d.cpp.o) has no symbols clang: error: unable to execute command: Terminated: 15 clang: error: clang frontend command failed due to signal (use -v to see invocation) Apple clang version 11.0.0 (clang-1100.0.33.8) Target: x86_64-apple-darwin18.7.0 Thread model: posix InstalledDir: /Applications/Xcode-11.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin clang: note: diagnostic msg: PLEASE submit a bug report to http://developer.apple.com/bugreporter/ and include the crash backtrace, preprocessed source, and associated run script. make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/ransac_solvers.cpp.o] Terminated: 15 make[2]: *** Waiting for unfinished jobs.... make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/sampler.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/termination.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/dls_solver.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/essential_solver.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/homography_solver.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/pnp_solver.cpp.o] Terminated: 15 make[2]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/src/usac/quality.cpp.o] Terminated: 15make[2]: *** wait: No child processes. Stop. make[1]: *** [source_subfolder/modules/calib3d/CMakeFiles/opencv_calib3d.dir/all] Error 2 make: *** [all] Terminated: 15 opencv/4.5.0: ERROR: Package '250a75fd7bbea36f1e089ab99a5b9502b3f2e9a7' build failed opencv/4.5.0: WARN: Build folder /Users/jenkins/w/cci_PR-3409@2/.conan/data/opencv/4.5.0/_/_/build/250a75fd7bbea36f1e089ab99a5b9502b3f2e9a7 ERROR: opencv/4.5.0: Error in build() method, line 198 cmake.build() ConanException: Error -15 while executing cmake --build '/Users/jenkins/w/cci_PR-3409@2/.conan/data/opencv/4.5.0/_/_/build/250a75fd7bbea36f1e089ab99a5b9502b3f2e9a7/build_subfolder' '--' '-j8'