Command 'ls /var/dump/*.tar.gz' returned exit code 2

Fuel was switched from Shotgun to Timmy, so log snapshot name also changed.

https://product-ci.infra.mirantis.net/job/9.x.system_test.ubuntu.multirole/45/console

2016-08-31 22:55:42,649 - INFO fuel_web_client.py:1378 -- Task finished. Took 65.2587559223 seconds.
 status ready
 name dump
 cluster None
 parent_id None
 result {}
 progress 100
 message /api/dump/fuel-snapshot-2016-08-31_22-54-37.tar
 id 9
 uuid 97a5d7a2-034f-43d7-9467-ec4df94a86b9
2016-08-31 22:55:42 - ERROR - ssh_client.py:580 -- Command 'ls /var/dump/*.tar.gz' returned exit code 2 while expected [0]
 STDOUT:

 STDERR:
ls: cannot access /var/dump/*.tar.gz: No such file or directory
2016-08-31 22:55:42,760 - ERROR decorators.py:575 -- Traceback (most recent call last):
  File "/home/jenkins/workspace/9.x.system_test.ubuntu.multirole/fuelweb_test/helpers/decorators.py", line 561, in wrapper
    cmd="ls {}*.tar.gz".format(logs_path))['stdout_str']
  File "/home/jenkins/workspace/9.x.system_test.ubuntu.multirole/fuelweb_test/helpers/ssh_manager.py", line 286, in execute_on_remote
    sudo=sudo
  File "/home/jenkins/workspace/9.x.system_test.ubuntu.multirole/fuelweb_test/helpers/ssh_manager.py", line 247, in check_call
    raise_on_err=raise_on_err
  File "/home/jenkins/venv-nailgun-tests-2.9/local/lib/python2.7/site-packages/devops/helpers/ssh_client.py", line 586, in check_call
    stderr=ret['stderr_str'])
DevopsCalledProcessError: Command 'ls /var/dump/*.tar.gz' returned exit code 2 while expected [0]
 STDERR:
ls: cannot access /var/dump/*.tar.gz: No such file or directory