Failing performance test IntegrationClusterTests.test_rerun_stopped_deploy

More info: https://ci.fuel-infra.org/job/nailgun_performance_tests/41/console

______________ IntegrationClusterTests.test_rerun_stopped_deploy _______________

args = (<nailgun.test.performance.integration.test_cluster.IntegrationClusterTests testMethod=test_rerun_stopped_deploy>,)
keywargs = {}, extra_args = []
entered_patchers = [<mock._patch object at 0x5101890>, <mock._patch object at 0x5101910>, <mock._patch object at 0x5101990>, <mock._patch object at 0x5101a10>]
exc_info = (<class 'webtest.app.AppError'>, AppError(u'Bad response: 400 Bad Request (not 200 OK or 3xx redirect for http:... stop - deployment is not running on environment \\\'5\\\'", "errors": []}\'',), <traceback object at 0x5d97dd0>)
patching = <mock._patch object at 0x5101890>
arg = <functools.partial object at 0x4aece68>

    @wraps(func)
    def patched(*args, **keywargs):
        # don't use a with here (backwards compatability with Python 2.4)
        extra_args = []
        entered_patchers = []

        # can't use try...except...finally because of Python 2.4
        # compatibility
        exc_info = tuple()
        try:
            try:
                for patching in patched.patchings:
                    arg = patching.__enter__()
                    entered_patchers.append(patching)
                    if patching.attribute_name is not None:
                        keywargs.update(arg)
                    elif patching.new is DEFAULT:
                        extra_args.append(arg)

                args += tuple(extra_args)
> return func(*args, **keywargs)

.tox/py26/lib/python2.6/site-packages/mock.py:1190:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
nailgun/test/performance/integration/test_cluster.py:116: in test_rerun_stopped_deploy
    headers=self.default_headers)
.tox/py26/lib/python2.6/site-packages/webtest/app.py:277: in put
    content_type=content_type,
.tox/py26/lib/python2.6/site-packages/webtest/app.py:626: in _gen_request
    expect_errors=expect_errors)
.tox/py26/lib/python2.6/site-packages/webtest/app.py:521: in do_request
    self._check_status(status, res)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <webtest.app.TestApp object at 0x58adb10>, status = None
res = <400 Bad Request text/html body='{"message... []}'/91>

    def _check_status(self, status, res):
        if status == '*':
            return
        res_status = res.status
        if (isinstance(status, string_types) and '*' in status):
            if re.match(fnmatch.translate(status), res_status, re.I):
                return
        if isinstance(status, (list, tuple)):
            if res.status_int not in status:
                raise AppError(
                    "Bad response: %s (not one of %s for %s)\n%s",
                    res_status, ', '.join(map(str, status)),
                    res.request.url, res)
            return
        if status is None:
            if res.status_int >= 200 and res.status_int < 400:
                return
            raise AppError(
                "Bad response: %s (not 200 OK or 3xx redirect for %s)\n%s",
                res_status, res.request.url,
> res)
E AppError: Bad response: 400 Bad Request (not 200 OK or 3xx redirect for http://localhost/api/clusters/5/stop_deployment/)
E '{"message": "Nothing to stop - deployment is not running on environment \'5\'", "errors": []}'

.tox/py26/lib/python2.6/site-packages/webtest/app.py:550: AppError