Your package sequence-library failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=7005486 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 906591 [details] build.log
Created attachment 906592 [details] root.log
Created attachment 906593 [details] state.log
Fixed in 1.0.2-7: http://koji.fedoraproject.org/koji/buildinfo?buildID=551701