$BENCH_HOME/bin/storm-pomdp --prism $BENCH_HOME/models/walk/walk.prism --prop $BENCH_HOME/models/walk/walk.props rbrmax1 -const N=40,B1=80 --timemem --statistics --revised --unfold-reward-bound --belief-exploration discretize --resolution 30 --triangulationmode static
Storm-pomdp. Unfolds cost bounds, not cost aware, with discretization and resolution 30
Storm-POMDP 1.9.1 (dev)
Date: Mon Feb 10 15:03:49 2025
Command line arguments: --prism $BENCH_HOME/models/walk/walk.prism --prop $BENCH_HOME/models/walk/walk.props rbrmax1 -const 'N=40,B1=80' --timemem --statistics --revised --unfold-reward-bound --belief-exploration discretize --resolution 30 --triangulationmode static
Current working directory: $BENCH_HOME/experiments64gb
Time for model input parsing: 0.001s.
Time for model construction: 0.007s.
--------------------------------------------------------------
Model type: POMDP (sparse)
States: 84
Transitions: 328
Choices: 207
Observations: 44
Reward Models: obsCost
State Labels: 3 labels
* deadlock -> 0 item(s)
* init -> 1 item(s)
* goal -> 1 item(s)
Choice Labels: 3 labels
* observe -> 41 item(s)
* move -> 82 item(s)
* stop -> 84 item(s)
--------------------------------------------------------------
Analyzing property 'Pmax=? [true Urew{"obsCost"}<=80 "goal"]'
Perform explicit unfolding of reward bounds.
bounded reachability processing done. POMDP Information:
--------------------------------------------------------------
Model type: POMDP (sparse)
States: 6847
Transitions: 26774
Choices: 16892
Observations: 44
Reward Models: none
State Labels: 4 labels
* dim0_active -> 6763 item(s)
* goal -> 82 item(s)
* deadlock -> 0 item(s)
* init -> 1 item(s)
Choice Labels: 3 labels
* observe -> 3362 item(s)
* stop -> 6847 item(s)
* move -> 6683 item(s)
--------------------------------------------------------------
Transformed formula: Pmax=? [(true & "dim0_active") U ("goal" & "dim0_active")]
Time for pre-processing: 0.004s.
Exploring the belief MDP...
Exploring the belief space...
Constructing the belief MDP...
--------------------------------------------------------------
Model type: MDP (sparse)
States: 12783617
Transitions: 218206361
Choices: 38347364
Reward Models: none
State Labels: 3 labels
* target -> 1 item(s)
* init -> 1 item(s)
* bottom -> 1 item(s)
Choice Labels: none
--------------------------------------------------------------
Time for exploring beliefs: 181.973s.
Time for building the belief MDP: 11.538s.
Time for analyzing the belief MDP: 362.864s.
##### POMDP Approximation Statistics ######
# Input model:
--------------------------------------------------------------
Model type: POMDP (sparse)
States: 6847
Transitions: 26653
Choices: 16892
Observations: 45
Reward Models: none
State Labels: 4 labels
* dim0_active -> 6763 item(s)
* goal -> 82 item(s)
* deadlock -> 0 item(s)
* init -> 1 item(s)
Choice Labels: 3 labels
* observe -> 3362 item(s)
* stop -> 6847 item(s)
* move -> 6683 item(s)
--------------------------------------------------------------
# Max. Number of states with same observation: 3362
# Total check time: 564.480s
##########################################
Result: ≤ 0.934932285
Time for POMDP analysis: 564.481s.
Performance statistics:
* peak memory usage: 23101MB
* CPU time: 547.678s
* wallclock time: 564.495s
############################## Notes ##############################
Storm-pomdp. Unfolds cost bounds, not cost aware, with discretization and resolution 30