def capacityInfo(self):
        return {
            'free': None,
            'total': None
        }
Parses the production rule::
dataset/ETHPy150Open girder/girder/girder/utility/abstract_assetstore_adapter.py/AbstractAssetstoreAdapter.capacityInfo--crossover with--dataset/ETHPy150Open xtrementl/focus/focus/parser/parser.py/SettingParser._rule_container