> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'model-check/visited' to '20'
> [0.000000] [mc_dfs/INFO] Start a DFS exploration. Reduction is: dpor.
> [0.000000] [mc_ModelChecker/INFO] **************************
> [0.000000] [xbt_cfg/INFO] Configuration change: Set 'model-check/visited' to '20'
> [0.000000] [mc_dfs/INFO] Start a DFS exploration. Reduction is: dpor.
> [0.000000] [mc_ModelChecker/INFO] **************************