Rests not produced for other stave when pasting multi-stave notes with differing values

1. Open attached score (produced in 1.3).
2. Drag-select the notes and the semiquaver rest in the treble stave before it.
3. 'Copy'.
4. Click on the first rest in the treble stave.
5. 'Paste'.

Result: Semiquaver rest isn't produced for the bass stave.

Using MuseScore 2.0 Nightly Build (64e9e51) - Mac 10.7.5.