The bean iterator implementation is returning the wrong data. One place the iterator is used is with transduce, which is under into:
Cause: The iterator impl in bean is incorrectly implemented and exposing some of the inner details instead.
Approach: Pull an iterator from the seq impl. The seq impl uses an embedded fn - the patch pulls that up and invokes from both seq and iterator.
java version "1.8.0_66"
Java(TM) SE Runtime Environment (build 1.8.0_66-b17)
Java HotSpot(TM) 64-Bit Server VM (build 25.66-b17, mixed mode)