Version: 1.15 
 verifypn-linux64 data/zoo_json_cond_enf2/Ibm_4.json -R -O -V Low
DFA generation time: 0.038 seconds 
DFA states: 19 
DFA transitions: 309
Problem file: data/zoo_json_cond_enf2/Ibm_4.json
Switches to update: 32

Decomposed topology into 4 subproblems
Topological decomposition took 0.058 seconds
Subproblem verification time: 0.134 seconds
Subproblem verification time: 0.03 seconds
Subproblem verification time: 0.03 seconds
Subproblem 3 unsolvable!
Subproblem verification time: 0.102 seconds
Problem is unsolvable!
Total program runtime: 1.053 seconds

real 1.41
user 3.08
sys 0.37
