private String unresolvableAmbiguityLocToString(CompilerLogMessage msg)
	{
		String placeHash = PrettyPrinter.iterablePrettyPrint((TreeSet<?>) msg.getParameters()[1],"   ",14);
		if(msg.getParameters().length < 4 ||
		   !(msg.getParameters()[1] instanceof TreeSet<?>)) return "<malformed>";
		String location = "";
		int size = ((TreeSet<?>) msg.getParameters()[1]).size();
		location = "parser state" + (size == 1 ? "" : "s") + "\n" + placeHash;
		return location;
	}