LOGFILE: transfer group information Source tree 'tree_tree2' Destination tree 'tree_removal' transferred groups: all overwrite mode: keep old names Detailed group changes: Group 'outer' inserted (not placed optimal; penalty=4.010000; in=100.0%/10; out=28.6%/3; WARNING: matched inverse set, i.e. rest of tree!) Destination group 'test' overwritten by 'g2 [was: test]' (not placed optimal; penalty=1.000000; in=100.0%/3; out=25.0%/4) [done]