Version: 1.15 
 verifypn-linux64 data/zoo_json_cond_enf1/Columbus_4.json -R -O -V Low
DFA generation time: 0.027 seconds 
DFA states: 7 
DFA transitions: 485
Problem file: data/zoo_json_cond_enf1/Columbus_4.json
Switches to update: 160

Decomposed topology into 8 subproblems
Topological decomposition took 0.114 seconds
Subproblem verification time: 0.129 seconds
Subproblem verification time: 0.034 seconds
Subproblem verification time: 0.036 seconds
Subproblem verification time: 0.025 seconds
Subproblem verification time: 0.032 seconds
Subproblem verification time: 0.034 seconds
Subproblem 6 unsolvable!
Subproblem verification time: 0.029 seconds
Problem is unsolvable!
Total program runtime: 1.061 seconds

real 1.40
user 3.38
sys 0.40
