ERROR: cannot create /etc/ros/rosdep/sources.list.d:
        [Errno 13] Permission denied: '/etc/ros'
Perhaps you need to run 'sudo rosdep init' instead
Traceback (most recent call last):
  File "/home/sergiusens/snapcraft/snapcraft/plugins/catkin.py", line 467, in setup
    self._run(['init'])
  File "/home/sergiusens/snapcraft/snapcraft/plugins/catkin.py", line 538, in _run
    env=env).decode('utf8').strip()
  File "/usr/lib/python3.5/subprocess.py", line 626, in check_output
    **kwargs).stdout
  File "/usr/lib/python3.5/subprocess.py", line 708, in run
    output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['rosdep', 'init']' returned non-zero exit status 3

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "../../bin/snapcraft", line 31, in <module>
    snapcraft.main.main()
  File "/home/sergiusens/snapcraft/snapcraft/main.py", line 210, in main
    return run(args, project_options)
  File "/home/sergiusens/snapcraft/snapcraft/main.py", line 245, in run
    lifecycle_command, project_options, args['<part>'])
  File "/home/sergiusens/snapcraft/snapcraft/internal/lifecycle.py", line 100, in execute
    _Executor(config, project_options).run(step, part_names)
  File "/home/sergiusens/snapcraft/snapcraft/internal/lifecycle.py", line 129, in run
    self._run_step(step, part, part_names, dirty, recursed)
  File "/home/sergiusens/snapcraft/snapcraft/internal/lifecycle.py", line 167, in _run_step
    getattr(part, step)()
  File "/home/sergiusens/snapcraft/snapcraft/internal/pluginhandler.py", line 275, in pull
    self.code.pull()
  File "/home/sergiusens/snapcraft/snapcraft/plugins/catkin.py", line 197, in pull
    rosdep.setup()
  File "/home/sergiusens/snapcraft/snapcraft/plugins/catkin.py", line 471, in setup
    'Error initializing rosdep database:\n{}'.format(output))
RuntimeError: Error initializing rosdep database: