test_distr_tgis_db_raster stderr

/usr/lib/python2.7/xml/etree/ElementTree.py:1627: DeprecationWarning: This method of XMLParser is deprecated.  Define doctype() method on the TreeBuilder target.
  DeprecationWarning,
...E
======================================================================
ERROR: test_trast_list (__main__.TestRasterExtraction)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "temporal/t.connect/testsuite/test_distr_tgis_db_raster.py", line 107, in test_trast_list
    "t.rast.list", quiet=True, flags="s", input="A@test1")
  File "etc/python/grass/gunittest/gmodules.py", line 54, in __init__
    Module.__init__(self, cmd, *args, **kargs)
  File "etc/python/grass/pygrass/modules/interface/module.py", line 587, in __init__
    self.__call__(*args, **kargs)
  File "etc/python/grass/pygrass/modules/interface/module.py", line 605, in __call__
    self.flags[flg].value = True
KeyError: 's'

----------------------------------------------------------------------
Ran 4 tests in 21.272s
FAILED (errors=1)