Version: 1.15 
 verifypn-linux64 data/zoo_json_cond_enf2/Ion_4.json -T -R -O -V Low
DFA generation time: 0.061 seconds 
DFA states: 19 
DFA transitions: 1557
Problem file: data/zoo_json_cond_enf2/Ion_4.json
Switches to update: 344

Decomposed topology into 1 subproblems
Topological decomposition took 0.0 seconds
Subproblem 0 unsolvable!
Subproblem verification time: 3.501 seconds
Problem is unsolvable!
Total program runtime: 4.853 seconds

real 5.18
user 7.55
sys 0.48
