storm/build/bin/storm --prism qcomp/benchmarks/ctmc/cluster/cluster.prism --prop qcomp/benchmarks/ctmc/cluster/cluster.props qos1 --constants N=128,T=2000,t=20 --prismcompat --engine dd --bisimulation --bisimulation:quot sparse --ddlib sylvan --sylvan:maxmem 4096 --sylvan:threads 4 --timemem --precision 0.001
Symbolic bisimulation with sparse quotient and sylvan using 4GB memory Use `--prismcompat` to ensure compatibility with prism benchmark.
Storm 1.4.1 (dev)
Date: Mon Dec 9 13:24:11 2019
Command line arguments: --prism qcomp/benchmarks/ctmc/cluster/cluster.prism --prop qcomp/benchmarks/ctmc/cluster/cluster.props qos1 --constants 'N=128,T=2000,t=20' --prismcompat --engine dd --bisimulation '--bisimulation:quot' sparse --ddlib sylvan '--sylvan:maxmem' 4096 '--sylvan:threads' 4 --timemem --precision 0.001
Current working directory:
WARN (Program.cpp:178): The input model is a CTMC, but uses probabilistic commands like they are used in PRISM. Consider rewriting the commands to use Markovian commands instead.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
Time for model input parsing: 0.004s.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
WARN (Program.cpp:1250): The model uses synchronizing Markovian commands. This may lead to unexpected verification results, because of unclear semantics.
Time for model construction: 0.520s.
--------------------------------------------------------------
Model type: CTMC (symbolic)
States: 597012 (41 nodes)
Transitions: 2908192 (17481 nodes)
Reward Models: none
Variables: rows: 11 meta variables (25 DD variables), columns: 11 meta variables (25 DD variables)
Labels: 4
* deadlock -> 0 state(s) (1 nodes)
* init -> 1 state(s) (26 nodes)
* minimum
* premium
--------------------------------------------------------------
Time for model preprocessing: 44.316s.
--------------------------------------------------------------
Model type: CTMC (sparse)
States: 597012
Transitions: 2908192
Reward Models: none
State Labels: 4 labels
* minimum -> 141117 item(s)
* init -> 1 item(s)
* ((((left_n >= floor((3/4 * 128))) & toleft_n) | ((right_n >= floor((3/4 * 128))) & toright_n)) | (((((left_n + right_n) >= floor((3/4 * 128))) & toleft_n) & line_n) & toright_n)) -> 141117 item(s)
* deadlock -> 0 item(s)
Choice Labels: none
--------------------------------------------------------------
Model checking property "qos1": P=? [true U<=2000 !("minimum")] ...
Result (for initial states): 0.001072402999
Time for model checking: 69.822s.
Performance statistics:
* peak memory usage: 4063MB
* CPU time: 246.320s
* wallclock time: 114.686s