public void leftRecursionCycles(String fileName, Collection<? extends Collection<Rule>> cycles) {
		errors++;
		ANTLRMessage msg = new LeftRecursionCyclesMessage(fileName, cycles);
		tool.error(msg);
	}
Raise a predefined message with some number of parameters for the StringTemplate but for which there
is no location information possible.
@param errorType The Message Descriptor
@param args The arguments to pass to the StringTemplate
tool/src/org/antlr/v4/tool/ErrorManager.java