Your package strace failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=5773788 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
This bug appears to have been reported against 'rawhide' during the Fedora 20 development cycle. Changing version to '20'. More information and reason for this action is here: https://fedoraproject.org/wiki/BugZappers/HouseKeeping/Fedora20
Fixed upstream: http://sourceforge.net/p/strace/code/ci/0b4060f61f1bb101b5d8d084714b7d2feacdb199/