CMake Warning at source_subfolder/cmake/OpenCVDetectPython.cmake:81 (message):
  CMake's 'find_host_package(PythonInterp 2.7)' found wrong Python version:

  PYTHON_EXECUTABLE=/opt/pyenv/versions/3.7.5/bin/python

  PYTHON_VERSION_STRING=3.7.5

  Consider providing the 'PYTHON2_EXECUTABLE' variable via CMake command line
  or environment variables

Call Stack (most recent call first):
  source_subfolder/cmake/OpenCVDetectPython.cmake:271 (find_python)
  source_subfolder/CMakeLists.txt:606 (include)


Traceback (most recent call last):
  File "<string>", line 1, in <module>
ModuleNotFoundError: No module named 'numpy'
g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
make[2]: *** [source_subfolder/modules/ml/CMakeFiles/opencv_ml.dir/src/svmsgd.cpp.o] Error 4
make[2]: *** Waiting for unfinished jobs....
g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
make[2]: *** [source_subfolder/modules/ml/CMakeFiles/opencv_ml.dir/src/svm.cpp.o] Error 4
make[1]: *** [source_subfolder/modules/ml/CMakeFiles/opencv_ml.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....
g++: internal compiler error: Terminated (program cc1plus)
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
make[2]: *** [source_subfolder/modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_hsv.dispatch.cpp.o] Error 4
make[2]: *** Waiting for unfinished jobs....
make[2]: *** [source_subfolder/modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_lab.cpp.o] Terminated
make[2]: *** [source_subfolder/modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color_rgb.dispatch.cpp.o] Terminated
make[1]: *** [source_subfolder/modules/imgproc/CMakeFiles/opencv_imgproc.dir/all] Terminated
make: *** [all] Error 2
opencv/3.4.12: ERROR: Package '5d0e9fe4f63694db7681a88c57ef60aebac5d2fb' build failed
opencv/3.4.12: WARN: Build folder /home/conan/w/cci_PR-3465/.conan/data/opencv/3.4.12/_/_/build/5d0e9fe4f63694db7681a88c57ef60aebac5d2fb
ERROR: opencv/3.4.12: Error in build() method, line 191
	cmake.build()
	ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-3465/.conan/data/opencv/3.4.12/_/_/build/5d0e9fe4f63694db7681a88c57ef60aebac5d2fb/build_subfolder' '--' '-j3'
Terminated