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 CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /home/conan/w/cci_PR-4119/3/01d13cc5-5b90-4d4f-9a53-188b1dd0144c/recipes/libsrtp/all/test_package/test_package.cpp:28:14: error: assigning to 'struct srtp_policy_t *' from incompatible type 'void *' policy.next = ((void*)0); ^ ~~~~~~~~~~ 1 error generated. make[2]: *** [CMakeFiles/test_package.dir/test_package.cpp.o] Error 1 make[1]: *** [CMakeFiles/test_package.dir/all] Error 2 make: *** [all] Error 2 ERROR: libsrtp/2.3.0 (test package): Error in build() method, line 12 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-4119/3/01d13cc5-5b90-4d4f-9a53-188b1dd0144c/recipes/libsrtp/all/test_package/build/3c3228141a0aea98cc182d806df0ade705d6ba50' '--' '-j3'