Version: 1.15 
 verifypn-linux64 data/zoo_json_alt_waypoint4/Columbus_2.json -R -O -V Low
DFA generation time: 0.048 seconds 
DFA states: 33 
DFA transitions: 158
Problem file: data/zoo_json_alt_waypoint4/Columbus_2.json
Switches to update: 66

Decomposed topology into 2 subproblems
Topological decomposition took 0.062 seconds
Subproblem verification time: 0.379 seconds
Subproblem 1 unsolvable!
Subproblem verification time: 0.253 seconds
Problem is unsolvable!
Total program runtime: 1.33 seconds

real 1.70
user 2.85
sys 0.27
