Your package rott failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=6997863 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 905894 [details] build.log
Created attachment 905895 [details] root.log
Created attachment 905896 [details] state.log
*** This bug has been marked as a duplicate of bug 1037308 ***