Your package libsilc failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=5706235 Build logs: root.log: http://kojipkgs.fedoraproject.org/work/tasks/6235/5706235/root.log build.log: http://kojipkgs.fedoraproject.org/work/tasks/6235/5706235/build.log state.log: http://kojipkgs.fedoraproject.org/work/tasks/6235/5706235/state.log NOTE: build logs are cleaned up after 1 week For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
Fixed: http://koji.fedoraproject.org/koji/taskinfo?taskID=5806782