2/4 Test #2: functional_tests .................***Exception: Other  5.21 sec
Traceback (most recent call last):
  File "/usr/lib/python3.5/runpy.py", line 184, in _run_module_as_main
    "__main__", mod_spec)
  File "/usr/lib/python3.5/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/usr/lib/python3/dist-packages/dbusmock/__main__.py", line 81, in <module>
    bus = dbusmock.testcase.DBusTestCase.get_dbus(args.system)
  File "/usr/lib/python3/dist-packages/dbusmock/testcase.py", line 150, in get_dbus
    return dbus.bus.BusConnection(os.environ['DBUS_SESSION_BUS_ADDRESS'])
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 122, in __new__
    bus = cls._new_for_bus(address_or_type, mainloop=mainloop)
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.BadAddress: In D-Bus address, character '
' should have been escaped

terminate called after throwing an instance of 'std::logic_error'
  what():  Process [python3] for service [com.ubuntu.OnlineAccounts.Manager] failed to appear on bus