Building ver.: 0.0.1767 Packaging for: amd-64 CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_INSTALL_BINDIR CMAKE_INSTALL_DATAROOTDIR CMAKE_INSTALL_INCLUDEDIR CMAKE_INSTALL_LIBDIR CMAKE_INSTALL_LIBEXECDIR CMAKE_INSTALL_OLDINCLUDEDIR CMAKE_INSTALL_SBINDIR /home/conan/w/cci_PR-3488/.conan/data/libyuv/1767/_/_/build/3f260402ac74b734a3149cc8f7a0414f593b5d43/source/mjpeg_decoder.cc:437:28: error: use of undeclared identifier 'nullptr' src->next_input_byte = nullptr; ^ 1 error generated. make[2]: *** [CMakeFiles/yuv.dir/source/mjpeg_decoder.cc.o] Error 1 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [CMakeFiles/yuv.dir/all] Error 2 make: *** [all] Error 2 libyuv/1767: WARN: Build folder is dirty, removing it: /home/conan/w/cci_PR-3488/.conan/data/libyuv/1767/_/_/build/3f260402ac74b734a3149cc8f7a0414f593b5d43 libyuv/1767: ERROR: Package '3f260402ac74b734a3149cc8f7a0414f593b5d43' build failed libyuv/1767: WARN: Build folder /home/conan/w/cci_PR-3488/.conan/data/libyuv/1767/_/_/build/3f260402ac74b734a3149cc8f7a0414f593b5d43 ERROR: libyuv/1767: Error in build() method, line 41 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-3488/.conan/data/libyuv/1767/_/_/build/3f260402ac74b734a3149cc8f7a0414f593b5d43' '--' '-j3'