Parent State ID: 79
State Depth: 10
Action Taken: move-up-fast(fast0, n3, n4)
Action Reasoning: Move passenger p4 towards floor 3 (n3), their goal floor. Use the fastest elevator available, which is fastest at changing floors, and reachable in the passenger's current state.
State Description: - fast0: Now at floor 4 (n4), 0/2 passengers, empty.- fast1: Still at floor 4 (n4), 0/2 passengers, empty.- slow0-0: Still at floor 1 (n1), occupied by p4, 1/1 passengers.- slow1-0: Still at floor 3 (n3), 0/1 passengers, empty.- p0: Still on floor 1 (n1).- p1: Still on floor 3 (n3), reached destination.- p2: On floor 4 (n4), not yet on an elevator.- p3: On floor 4 (n4), not yet on an elevator.- p4: Still onboard slow0-0 at floor 1 (n1).- p5: Still on floor 2 (n2), reached destination.
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)', 'move-up-fast(fast1, n2, n4)', 'board(p4, slow0-0, n1, 0, 1)', 'move-up-fast(fast0, n3, n4)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: Action does not bring passengers closer to their destinations.
