PRISM
=====
Version: 4.5.dev
Date: Sat Mar 14 15:42:01 UTC 2020
Hostname: e72bdd194fc5
Memory limits: cudd=4g, java(heap)=11g
Command line: prism -javamaxmem 11g -cuddmaxmem 4g -heuristic speed -e 1e-6 -maxiters 1000000 consensus.6.prism consensus.props --property disagree -const K=2
Parsing model file "consensus.6.prism"...
Type: MDP
Modules: process1 process2 process3 process4 process5 process6
Variables: counter pc1 coin1 pc2 coin2 pc3 coin3 pc4 coin4 pc5 coin5 pc6 coin6
Parsing properties file "consensus.props"...
5 properties:
(1) "c1": P>=1 [ F "finished" ]
(2) "c2": Pmin=? [ F "finished"&"all_coins_equal_1" ]
(3) "disagree": Pmax=? [ F "finished"&!"agree" ]
(4) "steps_max": R{"steps"}max=? [ F "finished" ]
(5) "steps_min": R{"steps"}min=? [ F "finished" ]
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Model checking: "disagree": Pmax=? [ F "finished"&!"agree" ]
Model constants: K=2
Warning: Switching to sparse engine and (backwards) Gauss Seidel (default for heuristic=speed).
Building model...
Model constants: K=2
Computing reachable states...
Reachability (BFS): 149 iterations in 0.18 seconds (average 0.001195, setup 0.00)
Time for model construction: 0.165 seconds.
Type: MDP
States: 1258240 (1 initial)
Transitions: 6236736
Choices: 5008128
Transition matrix: 7075 nodes (3 terminal), 6236736 minterms, vars: 24r/24c/6nd
Prob0A: 115 iterations in 1.30 seconds (average 0.011348, setup 0.00)
Prob1E: 1925 iterations in 27.29 seconds (average 0.014177, setup 0.00)
yes = 583956, no = 27270, maybe = 647014
Computing remaining probabilities...
Engine: Sparse
Building sparse matrix... [n=1258240, nc=2997228, nnz=3756780, k=6] [47.1 MB]
Creating vector for yes... [9.6 MB]
Allocating iteration vectors... [2 x 9.6 MB]
TOTAL: [75.9 MB]
Starting iterations...
Iteration 164: max relative diff=0.211638, 5.03 sec so far
Iteration 326: max relative diff=0.049996, 10.06 sec so far
Iteration 488: max relative diff=0.021213, 15.07 sec so far
Iteration 650: max relative diff=0.010714, 20.09 sec so far
Iteration 812: max relative diff=0.005886, 25.11 sec so far
Iteration 974: max relative diff=0.003396, 30.13 sec so far
Iteration 1136: max relative diff=0.002020, 35.14 sec so far
Iteration 1296: max relative diff=0.001226, 40.16 sec so far
Iteration 1458: max relative diff=0.000753, 45.18 sec so far
Iteration 1620: max relative diff=0.000467, 50.20 sec so far
Iteration 1782: max relative diff=0.000291, 55.23 sec so far
Iteration 1944: max relative diff=0.000182, 60.25 sec so far
Iteration 2106: max relative diff=0.000114, 65.26 sec so far
Iteration 2268: max relative diff=0.000071, 70.27 sec so far
Iteration 2430: max relative diff=0.000045, 75.28 sec so far
Iteration 2592: max relative diff=0.000028, 80.30 sec so far
Iteration 2754: max relative diff=0.000018, 85.32 sec so far
Iteration 2916: max relative diff=0.000011, 90.34 sec so far
Iteration 3078: max relative diff=0.000007, 95.36 sec so far
Iteration 3240: max relative diff=0.000004, 100.38 sec so far
Iteration 3402: max relative diff=0.000003, 105.40 sec so far
Iteration 3564: max relative diff=0.000002, 110.41 sec so far
Iteration 3726: max relative diff=0.000001, 115.42 sec so far
Iterative method: 3759 iterations in 117.61 seconds (average 0.030976, setup 1.17)
Value in the initial state: 0.36362423396240773
Time for model checking: 146.107 seconds.
Result: 0.36362423396240773 (value in the initial state)
Overall running time: 146.847 seconds.
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Note: There was 1 warning during computation.