Traceback (most recent call last):
  File "/tmp/adt-run.moWGvJ/build.jaB/real-tree/ubuntu_sanity_tests/tests/test_with_webbrowser.py", line 130, in test_014_webbrowser
    browser.main_window.go_to_url(second_page.title_url)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/webbrowser_app/emulators/browser.py", line 54, in go_to_url
    self.address_bar.go_to_url(url)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/autopilot/logging.py", line 46, in inner
    return f(instance, *args, **kwargs)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/webbrowser_app/emulators/browser.py", line 179, in go_to_url
    self.write(url)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/webbrowser_app/emulators/browser.py", line 183, in write
    self.text_field.write(text, clear)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/autopilot/logging.py", line 46, in inner
    return f(instance, *args, **kwargs)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/ubuntuuitoolkit/_custom_proxy_objects/_textfield.py", line 53, in write
    self.clear()
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/autopilot/logging.py", line 46, in inner
    return f(instance, *args, **kwargs)
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/ubuntuuitoolkit/_custom_proxy_objects/_textfield.py", line 67, in clear
    self.text.wait_for('')
  File "/tmp/adt-run.moWGvJ/deps/usr/lib/python3/dist-packages/autopilot/introspection/types.py", line 180, in wait_for
    failure_msg))
AssertionError: After 10.0 seconds test on TextField.text failed: !=:
reference = ''
actual    = dbus.String('http://start.ubuntu.com/current/Google/?sourceid=hp', variant_level=1)