(1) --------------- PIP INSTALL PROBLEM ---------------
(env) ~/unikraft/support/scripts/uk_trace$ pip install --editable .
Obtaining file:///home/wolf/nfv/dev/unikraft/unikraft.git/support/scripts/uk_trace
Collecting Click (from uk-trace==0.1)
  Using cached https://files.pythonhosted.org/packages/fa/37/45185cb5abbc30d7257104c434fe0b07e5a195a6847506c074527aa599ec/Click-7.0-py2.py3-none-any.whl                                                                                     
Collecting tabulate (from uk-trace==0.1)
  Using cached https://files.pythonhosted.org/packages/c2/fd/202954b3f0eb896c53b7b6f07390851b1fd2ca84aa95880d7ae4f434c4ac/tabulate-0.8.3.tar.gz                                                                                              
Building wheels for collected packages: tabulate
  Running setup.py bdist_wheel for tabulate ... error
  Complete output from command /home/wolf/nfv/dev/unikraft/unikraft.git/env/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-c9z4b9sq/tabulate/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/pip-wheel-1xqn5_md --python-tag cp37:                                                                                                               
  usage: -c [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]
     or: -c --help [cmd1 cmd2 ...]
     or: -c --help-commands
     or: -c cmd --help

  error: invalid command 'bdist_wheel'

  ----------------------------------------
  Failed building wheel for tabulate
  Running setup.py clean for tabulate
Failed to build tabulate
Installing collected packages: Click, tabulate, uk-trace
  Running setup.py install for tabulate ... done
  Running setup.py develop for uk-trace
Successfully installed Click-7.0 tabulate-0.8.3 uk-trace
(env) ~/unikraft/support/scripts/uk_trace$ pip install --editable .
Obtaining file:///home/wolf/nfv/dev/unikraft/unikraft.git/support/scripts/uk_trace
Requirement already satisfied: Click in /home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages (from uk-trace==0.1) (7.0)                                                                                                  
Requirement already satisfied: tabulate in /home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages (from uk-trace==0.1) (0.8.3)                                                                                             
Installing collected packages: uk-trace
  Found existing installation: uk-trace 0.1
    Uninstalling uk-trace-0.1:
      Successfully uninstalled uk-trace-0.1
  Running setup.py develop for uk-trace


(2) --------------- UK-TRACE RUNNING PROBLEM ---------------
$ env/bin/uk-trace --help
Traceback (most recent call last):
  File "/home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages/pkg_resources/__init__.py", line 2419, in resolve                                                                                                           
    return functools.reduce(getattr, self.attrs, module)
AttributeError: module 'trace' has no attribute 'cli'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "env/bin/uk-trace", line 11, in <module>
    load_entry_point('uk-trace', 'console_scripts', 'uk-trace')()
  File "/home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages/pkg_resources/__init__.py", line 489, in load_entry_point                                                                                                   
    return get_distribution(dist).load_entry_point(group, name)
  File "/home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages/pkg_resources/__init__.py", line 2793, in load_entry_point                                                                                                  
    return ep.load()
  File "/home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages/pkg_resources/__init__.py", line 2411, in load                                                                                                              
    return self.resolve()
  File "/home/wolf/nfv/dev/unikraft/unikraft.git/env/lib/python3.7/site-packages/pkg_resources/__init__.py", line 2421, in resolve                                                                                                           
    raise ImportError(str(exc))
ImportError: module 'trace' has no attribute 'cli'