private void setSpecificMutationsFields() {
		for (Mutation mutation : mutationsOps) {
			if (mutation instanceof SpecieReplaceMutationForProgram1) {
				((SpecieReplaceMutationForProgram1) mutation).setRuleRepository(ruleRepository);
			} else if (mutation instanceof InsertionForProgramImpl) {
				((InsertionForProgramImpl) mutation).setRuleRepository(ruleRepository);
			}
		}
	}