resolving dependencies...
looking for inter-conflicts...

Packages (3): python2-zope-interface-4.1.0-1  twisted-svn-20140228.41773-1 [removal]  twisted-13.2.0-1

Total Installed Size:   36.64 MiB
Net Upgrade Size:       -11.81 MiB

checking keyring...
checking package integrity...
loading package files...
checking for file conflicts...
twisted: /usr/lib/python2.7/site-packages/Twisted-13.2.0-py2.7.egg-info exists in filesystem
Errors occurred, no packages were upgraded.