Your package os-autoinst failed to build from source in current rawhide. https://koji.fedoraproject.org/koji/taskinfo?taskID=17680046 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
Created attachment 1251036 [details] build.log
Created attachment 1251037 [details] root.log
Created attachment 1251038 [details] state.log
FTBFS caused by the initial mass rebuilt having been affected by https://bugzilla.redhat.com/show_bug.cgi?id=1417385
corsepiu's os-autoinst-4.4-14.20170126gitc29555c.fc26 completed http://koji.fedoraproject.org/koji/buildinfo?buildID=839554