Version: 1.13 
 _ data/zoo_json_alt_waypoint4/Digex_2.json -f output/flip/data/zoo_json_alt_waypoint4/Digex_2.json.subpaths
Flip subpaths generated in 0.166 seconds!
real 1.16
user 0.82
sys 0.13
<logging.Logger object at 0x7fc758cd77d0>
W1217 12:33:06.929 2332782 flip.py:156] subpath ['23', '24', '25', '26', '47', '48', '50', '43', '32', '33', '30', '31'] is superfluous, discarding it
W1217 12:33:06.929 2332782 flip.py:156] subpath ['23', '24', '25', '29', '28', '27', '26', '47', '48', '50', '43', '32', '33', '30', '31'] is superfluous, discarding it
W1217 12:33:06.929 2332782 flip.py:156] subpath ['2', '3', '0', '1', '23', '24', '25', '26', '47', '48', '50', '43', '32', '33', '30', '31'] is superfluous, discarding it
W1217 12:33:06.929 2332782 flip.py:156] subpath ['2', '3', '0', '1', '23', '24', '25', '29', '28', '27', '26', '47', '48', '50', '43', '32', '33', '30', '31'] 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 74, in initialize
    self.color_dag(self.initial)
  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 17 is not green in initial graph
