python-casacore segfaults on faulty image data and calling tofits()

[gijzelaerr]

Sure it should not process faulty data, but it should not crash or segfault. calling .getdata() doesnt't crash.

>>> from casacore.images import image
>>> x.getdata()
---------------------------------------------------------------------------
RuntimeError                              Traceback (most recent call last)
<ipython-input-8-8afe7a814c4c> in <module>()
----> 1 x.getdata()

/home/gijs/Work/tkp/.virtualenv/local/lib/python2.7/site-packages/casacore/images/image.pyc in getdata(self, blc, trc, inc)
    296         return self._getdata (self._adjustBlc(blc),
    297                               self._adjustTrc(trc),
--> 298                               self._adjustInc(inc));
    299 
    300     # Negate the mask; in numpy True means invalid.

RuntimeError: BucketCache::getBucket: bucket 29 exceeds nr of buckets

>>> x.tofits('bla')
terminate called after throwing an instance of 'casa::AipsError'
  what():  FiledesIO /home/gijs/S301_R0-62_T02-06-2016_21-27-41.image/table.f0_TSM0is not writable
    5671 abort (core dumped)  ~/Work/tkp/.virtualenv/bin/ipython

[gijzelaerr]

link to example bad casacore image https://www.dropbox.com/s/841zwd32ajfvimv/error.tgz?dl=0