PRISM
=====
Version: 4.5.dev
Date: Sat Apr 03 01:30:48 CEST 2021
Hostname: christopher
Memory limits: cudd=4g, java(heap)=11g
Command line: prism -javamaxmem 11g -cuddmaxmem 4g -heuristic speed -e 1e-6 -maxiters 1000000 wlan.10.prism wlan.props --property cost_min -const COL=0
Parsing model file "wlan.10.prism"...
Type: MDP
Modules: medium station1 station2
Variables: col c1 c2 x1 s1 slot1 backoff1 bc1 x2 s2 slot2 backoff2 bc2
Parsing properties file "wlan.props"...
7 properties:
(1) "collisions": Pmax=? [ F col=COL ]
(2) "cost_max": R{"cost"}max=? [ F s1=12&s2=12 ]
(3) "cost_min": R{"cost"}min=? [ F s1=12&s2=12 ]
(4) "num_collisions": R{"collisions"}max=? [ F s1=12&s2=12 ]
(5) "sent": P>=1 [ F s1=12&s2=12 ]
(6) "time_max": R{"time"}max=? [ F s1=12&s2=12 ]
(7) "time_min": R{"time"}min=? [ F s1=12&s2=12 ]
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Model checking: "cost_min": R{"cost"}min=? [ F s1=12&s2=12 ]
Model constants: COL=0
Warning: Switching to sparse engine and (backwards) Gauss Seidel (default for heuristic=speed).
Building model...
Model constants: COL=0
Computing reachable states...
Reachability (BFS): 295 iterations in 0.86 seconds (average 0.002912, setup 0.00)
Time for model construction: 8.601 seconds.
Type: MDP
States: 1239871716 (1 initial)
Transitions: 2878467732
Choices: 1569128758
Transition matrix: 35884 nodes (12 terminal), 2878467732 minterms, vars: 57r/57c/7nd
Warning: Switching to MTBDD engine (default for heuristic=speed and this state space size).
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Computation aborted after 1800.0186049938202 seconds since the total time limit of 1800 seconds was exceeded.