if (args.length != 1) {
            System.err.println("Usage: groovy CheckBadMerge.groovy <commits_file>")
            System.exit(1)
        }

        List<String> commits = Files.readAllLines(Paths.get(args[0]))
        try {
            commits.each { checkCommit(it) }
        } finally {
            THREAD_POOL.shutdown()
        }
    }

    static void checkCommit(String commit) {

   * Files.asCharSource(file, charset).readLines()}.
   *
   * <p><b>{@link java.nio.file.Path} equivalent:</b> {@link
   * java.nio.file.Files#readAllLines(java.nio.file.Path, Charset)}.
   *
   * @param file the file to read from
   * @param charset the charset used to decode the input stream; see {@link StandardCharsets} for
   *     helpful predefined constants

   * Files.asCharSource(file, charset).readLines()}.
   *
   * <p><b>{@link java.nio.file.Path} equivalent:</b> {@link
   * java.nio.file.Files#readAllLines(java.nio.file.Path, Charset)}.
   *
   * @param file the file to read from
   * @param charset the charset used to decode the input stream; see {@link StandardCharsets} for
   *     helpful predefined constants