Ubuntu 14.04 usb не работает - & gt; Ubuntu 16.04

Использование python:

#!/usr/bin/env python2
import re, crypt, subprocess

with open('/var/log/auth.log') as logfile, open('/etc/passwd') as passfile:
    given_usernames = []
    for line in logfile:
        name = re.search(r'(?<= Invalid user ).*?(?= from)', line)
        if name:
            given_usernames.append(name.group())

    current_usernames = []
    for line in passfile:
         current_usernames.append(re.search(r'^[^:]+', line).group())

    for i in given_usernames:
        if i not in current_usernames:
            password = crypt.crypt(i + str(123), 'foobar12')
            subprocess.call('sudo useradd -m -p {0} {1}'.format(password, i).split())

Jun 21 01:11:03 my_hostname sshd[17763]: Invalid user foobar from 192.168.4.2