snapshots tests failing

Snapshots libvirt tests (5 tests in total) fails due to bogus path with no permissions to copy the snapshot.

Sample:

ERROR: test_snapshot_no_original_image (nova.tests.test_libvirt.LibvirtConnTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/ghe/github/openstack/nova/nova/test.py", line 85, in _skipper
    func(*args, **kw)
  File "/home/ghe/github/openstack/nova/nova/tests/test_libvirt.py", line 1120, in test_snapshot_no_original_image
    conn.snapshot(self.context, instance_ref, recv_meta['id'])
  File "/home/ghe/github/openstack/nova/nova/exception.py", line 117, in wrapped
    temp_level, payload)
  File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
    self.gen.next()
  File "/home/ghe/github/openstack/nova/nova/exception.py", line 92, in wrapped
    return f(*args, **kw)
  File "/home/ghe/github/openstack/nova/nova/virt/libvirt/driver.py", line 803, in snapshot
    with utils.tempdir(dir=snapshot_directory) as tmpdir:
  File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__
    return self.gen.next()
  File "/home/ghe/github/openstack/nova/nova/utils.py", line 1197, in tempdir
    tmpdir = tempfile.mkdtemp(**kwargs)
  File "/usr/lib/python2.7/tempfile.py", line 325, in mkdtemp
    _os.mkdir(file, 0700)
OSError: [Errno 2] No such file or directory: '/snapshots/tmpsoUEEi'
-------------------- >> begin captured logging << --------------------
nova.tests.image.fake: WARNING: Unable to find image id 661122aa-1234-dede-fefe-babababababa. Have images: {'70a599e0-31e7-49b7-b260-868f441e862b': {'status': 'active', 'name': 'fakeimage7', 'deleted': False, 'container_format': 'ova', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'vhd', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': '70a599e0-31e7-49b7-b260-868f441e862b', 'is_public': False, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'auto_disk_config': 'True', 'ramdisk_id': 'nokernel', 'architecture': 'x86_64'}}, '155d900f-4e14-4e4c-a73d-069cbf4541e6': {'status': 'active', 'name': 'fakeimage123456', 'deleted': False, 'container_format': 'raw', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'raw', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': '155d900f-4e14-4e4c-a73d-069cbf4541e6', 'is_public': False, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'ramdisk_id': 'nokernel', 'architecture': 'x86_64'}}, 'a2459075-d96c-40d5-893e-577ff92e721c': {'status': 'active', 'name': 'fakeimage123456', 'deleted': False, 'container_format': 'ami', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'ami', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': 'a2459075-d96c-40d5-893e-577ff92e721c', 'is_public': True, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'ramdisk_id': 'nokernel'}}, 'a440c04b-79fa-479c-bed1-0b816eaec379': {'status': 'active', 'name': 'fakeimage6', 'deleted': False, 'container_format': 'ova', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'vhd', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': 'a440c04b-79fa-479c-bed1-0b816eaec379', 'is_public': False, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'auto_disk_config': 'False', 'ramdisk_id': 'nokernel', 'architecture': 'x86_64'}}, 'c905cedb-7281-47e4-8a62-f26bc5fc4c77': {'status': 'active', 'name': 'fakeimage123456', 'deleted': False, 'container_format': 'ami', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'ami', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': 'c905cedb-7281-47e4-8a62-f26bc5fc4c77', 'is_public': True, 'deleted_at': None, 'properties': {'kernel_id': '155d900f-4e14-4e4c-a73d-069cbf4541e6', 'ramdisk_id': None}}, '3acdfcbb-536e-488c-adf8-fa9361680974': {'status': 'creating', 'is_public': False, 'properties': {'instance_id': 1, 'user_id': 'None'}, 'id': '3acdfcbb-536e-488c-adf8-fa9361680974', 'name': 'test-snap'}, 'cedef40a-ed67-4d10-800e-17455edce175': {'status': 'active', 'name': 'fakeimage123456', 'deleted': False, 'container_format': 'ami', 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': 'ami', 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': 'cedef40a-ed67-4d10-800e-17455edce175', 'is_public': True, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'ramdisk_id': 'nokernel'}}, '76fa36fc-c930-4bf3-8c8a-ea2a2420deb6': {'status': 'active', 'name': 'fakeimage123456', 'deleted': False, 'container_format': None, 'created_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'disk_format': None, 'updated_at': datetime.datetime(2011, 1, 1, 1, 2, 3), 'id': '76fa36fc-c930-4bf3-8c8a-ea2a2420deb6', 'is_public': True, 'deleted_at': None, 'properties': {'kernel_id': 'nokernel', 'ramdisk_id': 'nokernel'}}}
--------------------- >> end captured logging << ---------------------