
ff: parsing domain file
domain 'LOGISTICS' defined
 ... done.
ff: parsing problem file
problem 'P6B' defined
 ... done.



Cueing down from goal distance:   16 into depth [1]
                                  15            [1]
                                  14            [1]
                                  13            [1]
                                  12            [1]
                                  11            [1]
                                  10            [1]
                                   9            [1]
                                   8            [1]
                                   7            [1]
                                   6            [1]
                                   5            [1]
                                   4            [1]
                                   3            [1]
                                   2            [1]
                                   0            

ff: found legal plan as follows

step    0: LOAD PACKAGE6 TRUCK3 CITY3_1
        1: DRIVE_TRUCK TRUCK3 CITY3_1 CITY3_2 CITY3
        2: LOAD PACKAGE3 TRUCK1 CITY1_1
        3: DRIVE_TRUCK TRUCK1 CITY1_1 CITY1_2 CITY1
        4: FLY_AIRPLANE PLANE1 CITY4_2 CITY3_2
        5: UNLOAD PACKAGE6 TRUCK3 CITY3_2
        6: UNLOAD PACKAGE3 TRUCK1 CITY1_2
        7: LOAD PACKAGE6 PLANE1 CITY3_2
        8: FLY_AIRPLANE PLANE1 CITY3_2 CITY1_2
        9: LOAD PACKAGE3 PLANE1 CITY1_2
       10: LOAD PACKAGE2 PLANE1 CITY1_2
       11: FLY_AIRPLANE PLANE1 CITY1_2 CITY2_2
       12: UNLOAD PACKAGE6 PLANE1 CITY2_2
       13: UNLOAD PACKAGE3 PLANE1 CITY2_2
       14: UNLOAD PACKAGE2 PLANE1 CITY2_2
     

time spent:    0.09 seconds instantiating 107 easy, 1152 hard action templates
               0.01 seconds reachability analysis, yielding 697 facts and 251 actions
               0.00 seconds creating final representation with 185 relevant facts
               0.00 seconds building connectivity graph
               0.01 seconds searching, evaluating 20 states, to a max depth of 1
               0.11 seconds total time

