Parent State ID: 55
State Depth: 8
Action Taken: board(p0, fast0, n1, 0, 1)
Action Reasoning: Passenger p0 needs to reach floor 0. Boarding p0 on fast0 at floor 1 is efficient since fast0 can directly move down to floor 0, minimizing travel time and keeping elevators less occupied.
State Description: - fast0: Fast elevator at floor 3 (n3), 1/2 passengers, carrying p0.- fast1: Fast elevator at floor 2 (n2), 0/2 passengers, empty.- slow0-0: Slow elevator at floor 1 (n1), 0/1 passengers, empty.- slow1-0: Slow elevator at floor 3 (n3), 0/1 passengers, empty.- p0: On fast0.- p1: On floor 3 (n3), no longer on fast0.- p2: On floor 4 (n4).- p3: On floor 4 (n4).- p4: On floor 1 (n1).- p5: On floor 2 (n2), no longer on fast1.
Action Path: ['board(p5, fast1, n3, 0, 1)', 'move-down-fast(fast1, n3, n2)', 'move-up-fast(fast0, n0, n1)', 'board(p1, fast0, n1, 0, 1)', 'move-up-fast(fast0, n1, n3)', 'leave(p1, fast0, n3, 1, 0)', 'leave(p5, fast1, n2, 1, 0)', 'board(p0, fast0, n1, 0, 1)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: fast0 is not at floor n1 for p0 to board.
