]

    static void main(String[] commits) {
        println("Commits to check: ${Arrays.toString(commits)}")
        try {
            commits.each { checkCommit(it) }
        } finally {
            THREAD_POOL.shutdown()
        }
    }

    static void checkCommit(String commit) {
        List<String> parentCommits = parentCommitsOf(commit)
        if (parentCommits.size() != 2) {