./fix-syntax ./prism -javamaxmem 11g -cuddmaxmem 4g -ii -e 5e-2 -heuristic speed -ddextraactionvars 100 -maxiters 1000000 cluster.prism cluster.props --property below_min -const N=64,T=2000,t=20
PRISM
=====
Version: 4.5.dev
Date: Sat Mar 14 13:57:05 UTC 2020
Hostname: e72bdd194fc5
Memory limits: cudd=4g, java(heap)=11g
Command line: prism -javamaxmem 11g -cuddmaxmem 4g -ii -e 5e-2 -heuristic speed -ddextraactionvars 100 -maxiters 1000000 cluster.prism cluster.props --property below_min -const 'N=64,T=2000,t=20'
Parsing model file "cluster.prism"...
Type: CTMC
Modules: Left Right Repairman Line ToLeft ToRight
Variables: left_n left right_n right r line line_n toleft toleft_n toright toright_n
Parsing properties file "cluster.props"...
8 properties:
(1) "below_min": R{"time_not_min"}=? [ C<=T ]
(2) "operational": R{"percent_op"}=? [ I=t ]
(3) "premium_steady": S=? [ "premium" ]
(4) "qos1": P=? [ F<=T !"minimum" ]
(5) "qos2": P=? [ F[t,t] !"minimum" ]
(6) "qos3": P=? [ "minimum" U<=t "premium" ]
(7) "qos4": P=? [ !"minimum" U>=t "minimum" ]
(8) "repairs": R{"num_repairs"}=? [ C<=T ]
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Model checking: "below_min": R{"time_not_min"}=? [ C<=T ]
Model constants: N=64
Property constants: T=2000
Warning: Switching to sparse engine and (backwards) Gauss Seidel (default for heuristic=speed).
Building model...
Model constants: N=64
Computing reachable states...
Reachability (BFS): 133 iterations in 0.11 seconds (average 0.000812, setup 0.00)
Time for model construction: 0.102 seconds.
Type: CTMC
States: 151060 (1 initial)
Transitions: 733216
Rate matrix: 8225 nodes (71 terminal), 733216 minterms, vars: 23r/23c
Computing rewards...
Engine: Sparse
Building sparse matrix... [n=151060, nnz=733216, compact] [2.9 MB]
Creating vector for diagonals... [dist=3049, compact] [318.9 KB]
Allocating iteration vectors... [3 x 1.2 MB]
TOTAL: [6.7 MB]
Uniformisation: q.t = 51.257040 x 2000.000000 = 102514.080000
Fox-Glynn: left = 101231, right = 104327
Starting iterations...
Iteration 1216 (of 104327): max relative diff=0.009756, 5.00 sec so far
Steady state detected at iteration 1898
Iterative method: 1898 iterations in 8.41 seconds (average 0.004122, setup 0.58)
Value in the initial state: 0.004206248700476405
Time for model checking: 8.252 seconds.
Result: 0.004206248700476405 (value in the initial state)
Overall running time: 8.927 seconds.
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Note: There was 1 warning during computation.