release
Releases the member's evaluator resources after the member finished (successfully or not). Called exactly once per successful createEvaluator call, on the member's worker thread.
Parameters
member Index
the member's index
evaluator
the evaluator returned by createEvaluator for this member
reusable
true when the member completed normally and its resources (e.g. the built model) can be safely reused by later members; false when the member failed mid-run and the resources should be discarded