Version: 1.15 
 verifypn-linux64 data/zoo_json_cond_enf2/Niif_4.json -E -C -R -O -V Low
DFA generation time: 0.037 seconds 
DFA states: 19 
DFA transitions: 405
Problem file: data/zoo_json_cond_enf2/Niif_4.json
Switches to update: 72

Decomposed topology into 7 subproblems
Topological decomposition took 0.072 seconds
Subproblem verification time: 0.475 seconds
Subproblem verification time: 0.097 seconds
Subproblem 2 unsolvable!
Subproblem verification time: 0.119 seconds
Problem is unsolvable!
Total program runtime: 1.266 seconds

real 1.58
user 2.80
sys 0.25
