perf: optimize EvaluatorWithHooks #97

Job	Run time
test-contract-tests	2m 54s
test-platforms-and-versions (ubuntu-latest, 11)	2m 31s
test-platforms-and-versions (ubuntu-latest, 8)	2m 37s
test-packaging	3m 29s
test-platforms-and-versions (ubuntu-latest, 17)	2m 18s
test-platforms-and-versions (ubuntu-latest, 19)	2m 32s
	16m 21s

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