add a finally statement in _node_runner

Author: alexsavio

nipype/pipeline/engine/nodes.py

@@ -1151,7 +1151,8 @@ def _node_runner(self, nodes, updatehash=False):
                 if str2bool(self.config['execution']['stop_on_first_crash']):
                     self._result = node.result
                     raise
-            yield i, node, err
+            finally:
+                yield i, node, err
 
     def _collate_results(self, nodes):
         self._result = InterfaceResult(interface=[], runtime=[],