Your package R-ROC failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17700794 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1251157 [details] build.log
Created attachment 1251158 [details] root.log
Created attachment 1251159 [details] state.log