public static String[] cleanArgs(String[] args) {
        try {
            return doCleanArgs(args);
        } catch (RuntimeException e) {
            for (String a : args) {
                System.out.println("Arg: '" + a + "'");
            }
            throw e;
        }
    }

    private static String[] doCleanArgs(String[] args) {
        List<String> cleaned = new ArrayList<>();