IndexError in source display #560

$ py.test test.py
===================================================== test session starts ======================================================
platform darwin -- Python 2.7.8 -- py-1.4.22 -- pytest-2.6.1
plugins: bdd, pep8, cache, django, cov, xdist
collected 86 items

test.py EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE..................FF..................FF.....
INTERNALERROR> Traceback (most recent call last):
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/main.py", line 84, in wrap_session
INTERNALERROR>     doit(config, session)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/main.py", line 122, in _main
INTERNALERROR>     config.hook.pytest_runtestloop(session=session)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 413, in __call__
INTERNALERROR>     return self._docall(methods, kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 424, in _docall
INTERNALERROR>     res = mc.execute()
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 315, in execute
INTERNALERROR>     res = method(**kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/main.py", line 142, in pytest_runtestloop
INTERNALERROR>     item.config.hook.pytest_runtest_protocol(item=item, nextitem=nextitem)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 413, in __call__
INTERNALERROR>     return self._docall(methods, kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 424, in _docall
INTERNALERROR>     res = mc.execute()
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 315, in execute
INTERNALERROR>     res = method(**kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/runner.py", line 65, in pytest_runtest_protocol
INTERNALERROR>     runtestprotocol(item, nextitem=nextitem)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/runner.py", line 75, in runtestprotocol
INTERNALERROR>     reports.append(call_and_report(item, "call", log))
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/runner.py", line 111, in call_and_report
INTERNALERROR>     report = hook.pytest_runtest_makereport(item=item, call=call)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/main.py", line 166, in call_matching_hooks
INTERNALERROR>     return hookmethod.pcall(plugins, **kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 417, in pcall
INTERNALERROR>     return self._docall(methods, kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 424, in _docall
INTERNALERROR>     res = mc.execute()
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/core.py", line 315, in execute
INTERNALERROR>     res = method(**kwargs)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/runner.py", line 214, in pytest_runtest_makereport
INTERNALERROR>     longrepr = item.repr_failure(excinfo)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/python.py", line 600, in repr_failure
INTERNALERROR>     return self._repr_failure_py(excinfo, style=style)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/python.py", line 593, in _repr_failure_py
INTERNALERROR>     style=style)
INTERNALERROR>   File "<path>/pytest-2.6.1-py2.7.egg/_pytest/main.py", line 411, in _repr_failure_py
INTERNALERROR>     style=style, tbfilter=tbfilter)
INTERNALERROR>   File "<path>/py/_code/code.py", line 412, in getrepr
INTERNALERROR>     return fmt.repr_excinfo(self)
INTERNALERROR>   File "<path>/py/_code/code.py", line 589, in repr_excinfo
INTERNALERROR>     reprtraceback = self.repr_traceback(excinfo)
INTERNALERROR>   File "<path>/py/_code/code.py", line 581, in repr_traceback
INTERNALERROR>     reprentry = self.repr_traceback_entry(entry, einfo)
INTERNALERROR>   File "<path>/py/_code/code.py", line 543, in repr_traceback_entry
INTERNALERROR>     s = self.get_source(source, line_index, excinfo, short=short)
INTERNALERROR>   File "<path>/py/_code/code.py", line 484, in get_source
INTERNALERROR>     lines.append(self.flow_marker + "   " + source.lines[line_index])
INTERNALERROR> IndexError: list index out of range

======================================== 4 failed, 41 passed, 38 error in 1.11 seconds