opencv/2.4.13.7: WARN: Build folder is dirty, removing it: /home/conan/w/cci_PR-2743/.conan/data/opencv/2.4.13.7/_/_/build/c7ef2f3dbd8b94abd699dc807a328bd4c12803b3
opencv/2.4.13.7: ERROR: Package 'c7ef2f3dbd8b94abd699dc807a328bd4c12803b3' build failed
opencv/2.4.13.7: WARN: Build folder /home/conan/w/cci_PR-2743/.conan/data/opencv/2.4.13.7/_/_/build/c7ef2f3dbd8b94abd699dc807a328bd4c12803b3
ERROR: opencv/2.4.13.7: Error in build() method, line 147
	cmake.build()
	ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-2743/.conan/data/opencv/2.4.13.7/_/_/build/c7ef2f3dbd8b94abd699dc807a328bd4c12803b3/build_subfolder' '--' '-j3'