Parent State ID: 164
State Depth: 19
Action Taken: move-up-fast(fast0, n3, n4)
Action Reasoning: Passenger p4 at floor 3 needs to reach floor 3, so it is already at its destination. Using fast0 from floor 3 to pick up passenger p1 and move to floor 3 is optimal to avoid unnecessary future moves.
State Description: - Elevator fast0 is at floor 4 (n4), empty, capacity 0/2.- Elevator fast1 remains at floor 2 (n2), empty, capacity 0/2.- Elevator slow0-0 remains at floor 0 (n0), empty, capacity 0/1.- Elevator slow1-0 remains at floor 2 (n2), empty, capacity 0/1.- Passenger p0 is on floor 0 (n0).- Passenger p1 is on floor 1 (n1).- Passenger p2 is on floor 2 (n2).- Passenger p3 is on floor 0 (n0).- Passenger p4 is on floor 3 (n3).- Passenger p5 is on floor 2 (n2).
Action Path: ['board(p0, slow0-0, n1, 0, 1)', 'move-down-slow(slow0-0, n1, n0)', 'leave(p0, slow0-0, n0, 1, 0)', 'board(p5, slow1-0, n3, 0, 1)', 'move-down-slow(slow1-0, n3, n2)', 'leave(p5, slow1-0, n2, 1, 0)', 'move-up-fast(fast1, n3, n4)', 'board(p2, fast1, n4, 0, 1)', 'move-down-fast(fast1, n4, n2)', 'leave(p2, fast1, n2, 1, 0)', 'move-up-fast(fast0, n0, n4)', 'board(p3, fast0, n4, 0, 1)', 'move-down-fast(fast0, n4, n0)', 'leave(p3, fast0, n0, 1, 0)', 'move-up-fast(fast0, n0, n1)', 'board(p4, fast0, n1, 0, 1)', 'move-up-fast(fast0, n1, n3)', 'leave(p4, fast0, n3, 1, 0)', 'move-up-fast(fast0, n3, n4)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: Action does not directly contribute to achieving the goal state.
