/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipatests/test_xmlrpc/xmlrpc_test.py:313: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipatests/test_xmlrpc/xmlrpc_test.py:325: in check
    self.check_output(nice, cmd, args, options, expected, extra_check)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipatests/test_xmlrpc/xmlrpc_test.py:366: in check_output
    got = api.Command[cmd](*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:434: in __call__
    return self.__do_call(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:460: in __do_call
    ret = self.run(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:1126: in run
    return self.forward(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/plugins/vault.py:1372: in forward
    self.api.Command.vault_archive(*args, **opts)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:434: in __call__
    return self.__do_call(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:460: in __do_call
    ret = self.run(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/frontend.py:1126: in run
    return self.forward(*args, **options)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/plugins/vault.py:1612: in forward
    password, salt)
/var/lib/jenkins/workspace/freeipa-intree-tests-f23master/ipalib/plugins/vault.py:822: in generate_symmetric_key
    backend=default_backend()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <cryptography.hazmat.primitives.kdf.pbkdf2.PBKDF2HMAC object at 0x7f24f405de10>
algorithm = <cryptography.hazmat.primitives.hashes.SHA256 object at 0x7f24f405d910>
length = 32, salt = '\xd0\x1f\xdc\xcb\x1b\xdf\xa3\x94\xdf\xa5\xc0e\xca\x8dnN'
iterations = 100000
backend = <cryptography.hazmat.backends.multibackend.MultiBackend object at 0x7f24f57e8d90>

    def __init__(self, algorithm, length, salt, iterations, backend):
        if not isinstance(backend, PBKDF2HMACBackend):
            raise UnsupportedAlgorithm(
                "Backend object does not implement PBKDF2HMACBackend.",
                _Reasons.BACKEND_MISSING_INTERFACE
            )

        if not backend.pbkdf2_hmac_supported(algorithm):
            raise UnsupportedAlgorithm(
                "{0} is not supported for PBKDF2 by this backend.".format(
                    algorithm.name),
>               _Reasons.UNSUPPORTED_HASH
            )
E           UnsupportedAlgorithm: sha256 is not supported for PBKDF2 by this backend.