Version: 1.13 
 _ data/zoo_json_alt_waypoint2/Ntt_3.json -f output/flip/data/zoo_json_alt_waypoint2/Ntt_3.json.subpaths
Flip subpaths generated in 0.204 seconds!
real 0.81
user 0.77
sys 0.09
<logging.Logger object at 0x7fc3631877d0>
W1217 13:01:54.465 3268336 flip.py:156] subpath ['54', '52', '69', '76', '88', '45', '47'] is superfluous, discarding it
W1217 13:01:54.466 3268336 flip.py:156] subpath ['54', '52', '69', '76', '89', '82', '47'] is superfluous, discarding it
W1217 13:01:54.466 3268336 flip.py:156] subpath ['47', '118', '129', '130', '120', '99'] is superfluous, discarding it
W1217 13:01:54.467 3268336 flip.py:156] subpath ['99', '97', '114'] is superfluous, discarding it
Traceback (most recent call last):
  File "runflipwithdfa.py", line 39, in <module>
    main(jsonPath, subpathsPath)
  File "runflipwithdfa.py", line 30, in main
    order = flip.compute_sequence(graph)
  File "/nfs/home/student.aau.dk/rtollu18/dat7/FLIP/flip.py", line 1374, in compute_sequence
    storage.extract()
  File "/nfs/home/student.aau.dk/rtollu18/dat7/FLIP/flip.py", line 1009, in extract
    self.graph.initialize()
  File "/nfs/home/student.aau.dk/rtollu18/dat7/FLIP/flip.py", line 75, in initialize
    self.color_dag(self.final)
  File "/nfs/home/student.aau.dk/rtollu18/dat7/FLIP/flip.py", line 182, in color_dag
    'source %s is not green in %s graph' %(node, desc))
FLIP.flip.PreconditionFailedError: source 28 is not green in final graph
