mario@rune:~$ ssh root@theresia
root@192.168.43.190's password: [good root password]
Permission denied, please try again.
root@192.168.43.190's password: [^C]

mario@rune:~$ ssh user@theresia 
user@theresia:~$ ssh root@0
root@0's password: [good root password]
Permission denied, please try again.
root@0's password: [^C]

user@theresia:~$ devel-su 
Password: [good root password]


BusyBox v1.20.0.git (MeeGo 3:1.20-0.2+0m8) built-in shell (ash)
Enter 'help' for a list of built-in commands.

root@theresia:~$ whoami
root
root@theresia:~$ cd /home/user/gpslogger
root@theresia:/home/user/gpslogger$ chown user.users main.py 
chown: main.py: Operation not permitted