Console Assertion error in tempest/api/compute/servers/test_server_actions

[Hoisaleshwara Madan V S]

Jenkins throwed this error for patch https://review.openstack.org/#/c/56925/
Full Log :http://logs.openstack.org/25/56925/1/check/check-tempest-devstack-vm-full/e359dce/console.html

Traceback (most recent call last):
 File "tempest/api/compute/servers/test_server_actions.py", line 281, in test_get_console_output
 self.wait_for(get_output)
File "tempest/api/compute/base.py", line 133, in wait_for
 condition()
 File "tempest/api/compute/servers/test_server_actions.py", line 280, in get_output
 self.assertEqual(lines, 10)
File "/usr/local/lib/python2.7/dist-packages/testtools/testcase.py", line 322, in assertEqual
  self.assertThat(observed, matcher, message)
 File "/usr/local/lib/python2.7/dist-packages/testtools/testcase.py", line 412, in assertThat
 raise MismatchError(matchee, matcher, mismatch, verbose)
 MismatchError: 3 != 10