I am running the ubiquity autopilot tests on a local machine as described here:
http://bazaar.launchpad.net/~ubuntu-installer/ubiquity/trunk/view/head:/autopilot/README.md
I am using the Xubuntu ISO Image 20150728 for Wily.
The relevant part from the log is:
ERROR testresult:44 - ERROR: ubiquity_autopilot_tests.tests.test_english_default.EnglishDefaultInstallTestCase.test_default_install
/var/local/autopilot//logs//autopilot.log: 17:40:44.883 ERROR testresult:44 - /var/log/syslog: {{{
/var/local/autopilot//logs//autopilot.log: Jul 28 17:40:44 xubuntu kernel: [ 163.143368] input: autopilot-finger as /devices/virtual/input/input5
/var/local/autopilot//logs//autopilot.log: }}}
/var/local/autopilot//logs//autopilot.log: 17:40:44.883 ERROR testresult:44 - Binary attachment: "FailedTestScreenshot" (image/png)
/var/local/autopilot//logs//autopilot.log: 17:40:44.884 ERROR testresult:44 - traceback: {{{
/var/local/autopilot//logs//autopilot.log: Traceback (most recent call last):
/var/local/autopilot//logs//autopilot.log: File "/home/xubuntu/ubiquity-autopilot/autopilot/ubiquity_autopilot_tests/tests/test_english_default.py", line 33, in test_default_install
/var/local/autopilot//logs//autopilot.log: self.welcome_page_tests(lang='English')
/var/local/autopilot//logs//autopilot.log: File "/home/xubuntu/ubiquity-autopilot/autopilot/ubiquity_autopilot_tests/tests/__init__.py", line 165, in welcome_page_tests
/var/local/autopilot//logs//autopilot.log: treeview_items = treeview.get_all_items()
/var/local/autopilot//logs//autopilot.log: File "/home/xubuntu/ubiquity-autopilot/autopilot/ubiquity_autopilot_tests/emulators/gtkcontrols.py", line 253, in get_all_items
/var/local/autopilot//logs//autopilot.log: treeview = self._get_gail_treeview()
/var/local/autopilot//logs//autopilot.log: File "/home/xubuntu/ubiquity-autopilot/autopilot/ubiquity_autopilot_tests/emulators/gtkcontrols.py", line 352, in _get_gail_treeview
/var/local/autopilot//logs//autopilot.log: "No treeview visible with globalRect {0}".format(self.globalRect)
/var/local/autopilot//logs//autopilot.log: ValueError: No treeview visible with globalRect Rectangle(225, 270, 122, 242)
full console log of the test run is attached.