About the Execution of GreatSPN+red for HirschbergSinclair-PT-15
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 4550.955 | 1089491.00 | 1528489.00 | 3472.20 | FTTTFTTFTFTFTTFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r201-smll-171649586500075.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is HirschbergSinclair-PT-15, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-smll-171649586500075
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 696K
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.4K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 19 15:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:18 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 22K Apr 13 03:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K Apr 13 03:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 03:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 13 03:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Apr 22 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 173K May 18 16:42 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-00
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-01
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-02
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-03
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-04
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-05
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-06
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-07
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-08
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-09
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-10
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-11
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-12
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-13
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-14
FORMULA_NAME HirschbergSinclair-PT-15-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716580861493
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-15
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-24 20:01:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-24 20:01:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-24 20:01:03] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2024-05-24 20:01:03] [INFO ] Transformed 330 places.
[2024-05-24 20:01:03] [INFO ] Transformed 296 transitions.
[2024-05-24 20:01:03] [INFO ] Parsed PT model containing 330 places and 296 transitions and 906 arcs in 294 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Support contains 59 out of 330 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 330/330 places, 296/296 transitions.
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 316 transition count 296
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 21 place count 309 transition count 289
Iterating global reduction 1 with 7 rules applied. Total rules applied 28 place count 309 transition count 289
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 303 transition count 283
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 303 transition count 283
Applied a total of 40 rules in 109 ms. Remains 303 /330 variables (removed 27) and now considering 283/296 (removed 13) transitions.
// Phase 1: matrix 283 rows 303 cols
[2024-05-24 20:01:03] [INFO ] Computed 20 invariants in 31 ms
[2024-05-24 20:01:04] [INFO ] Implicit Places using invariants in 603 ms returned []
[2024-05-24 20:01:04] [INFO ] Invariant cache hit.
[2024-05-24 20:01:05] [INFO ] Implicit Places using invariants and state equation in 618 ms returned []
Implicit Place search using SMT with State Equation took 1269 ms to find 0 implicit places.
Running 268 sub problems to find dead transitions.
[2024-05-24 20:01:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/287 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/287 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (OVERLAPS) 16/303 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
[2024-05-24 20:01:11] [INFO ] Deduced a trap composed of 111 places in 157 ms of which 32 ms to minimize.
[2024-05-24 20:01:11] [INFO ] Deduced a trap composed of 111 places in 120 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/303 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/303 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (OVERLAPS) 283/586 variables, 303/325 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/586 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 7 (OVERLAPS) 0/586 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 268 unsolved
No progress, stopping.
After SMT solving in domain Real declared 586/586 variables, and 325 constraints, problems are : Problem set: 0 solved, 268 unsolved in 20553 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 303/303 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 268 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/287 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/287 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 2 (OVERLAPS) 16/303 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/303 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/303 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 5 (OVERLAPS) 283/586 variables, 303/325 constraints. Problems are: Problem set: 0 solved, 268 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/586 variables, 268/593 constraints. Problems are: Problem set: 0 solved, 268 unsolved
[2024-05-24 20:01:42] [INFO ] Deduced a trap composed of 23 places in 97 ms of which 3 ms to minimize.
[2024-05-24 20:01:43] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 2 ms to minimize.
[2024-05-24 20:01:44] [INFO ] Deduced a trap composed of 60 places in 91 ms of which 2 ms to minimize.
[2024-05-24 20:01:45] [INFO ] Deduced a trap composed of 59 places in 79 ms of which 2 ms to minimize.
[2024-05-24 20:01:45] [INFO ] Deduced a trap composed of 42 places in 83 ms of which 3 ms to minimize.
[2024-05-24 20:01:46] [INFO ] Deduced a trap composed of 27 places in 88 ms of which 2 ms to minimize.
[2024-05-24 20:01:46] [INFO ] Deduced a trap composed of 15 places in 106 ms of which 5 ms to minimize.
[2024-05-24 20:01:47] [INFO ] Deduced a trap composed of 34 places in 100 ms of which 3 ms to minimize.
[2024-05-24 20:01:47] [INFO ] Deduced a trap composed of 34 places in 103 ms of which 3 ms to minimize.
[2024-05-24 20:01:49] [INFO ] Deduced a trap composed of 19 places in 89 ms of which 3 ms to minimize.
[2024-05-24 20:01:53] [INFO ] Deduced a trap composed of 16 places in 96 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/586 variables, 11/604 constraints. Problems are: Problem set: 0 solved, 268 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/586 variables, and 604 constraints, problems are : Problem set: 0 solved, 268 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 303/303 constraints, PredecessorRefiner: 268/268 constraints, Known Traps: 13/13 constraints]
After SMT, in 50816ms problems are : Problem set: 0 solved, 268 unsolved
Search for dead transitions found 0 dead transitions in 50841ms
Starting structural reductions in LTL mode, iteration 1 : 303/330 places, 283/296 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52253 ms. Remains : 303/330 places, 283/296 transitions.
Support contains 59 out of 303 places after structural reductions.
[2024-05-24 20:01:56] [INFO ] Flatten gal took : 73 ms
[2024-05-24 20:01:56] [INFO ] Flatten gal took : 33 ms
[2024-05-24 20:01:56] [INFO ] Input system was already deterministic with 283 transitions.
RANDOM walk for 40000 steps (132 resets) in 1964 ms. (20 steps per ms) remains 17/43 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 17/17 properties
[2024-05-24 20:01:57] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 17 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp30 is UNSAT
Problem AtomicPropp37 is UNSAT
Problem AtomicPropp40 is UNSAT
Problem AtomicPropp42 is UNSAT
At refinement iteration 1 (OVERLAPS) 206/228 variables, 12/12 constraints. Problems are: Problem set: 12 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/12 constraints. Problems are: Problem set: 12 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 24/252 variables, 5/17 constraints. Problems are: Problem set: 12 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/252 variables, 0/17 constraints. Problems are: Problem set: 12 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 17/269 variables, 3/20 constraints. Problems are: Problem set: 12 solved, 5 unsolved
[2024-05-24 20:01:57] [INFO ] Deduced a trap composed of 43 places in 110 ms of which 2 ms to minimize.
[2024-05-24 20:01:57] [INFO ] Deduced a trap composed of 29 places in 106 ms of which 2 ms to minimize.
[2024-05-24 20:01:57] [INFO ] Deduced a trap composed of 111 places in 117 ms of which 3 ms to minimize.
Problem AtomicPropp38 is UNSAT
Problem AtomicPropp39 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/269 variables, 3/23 constraints. Problems are: Problem set: 14 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/269 variables, 0/23 constraints. Problems are: Problem set: 14 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 283/552 variables, 269/292 constraints. Problems are: Problem set: 14 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/552 variables, 0/292 constraints. Problems are: Problem set: 14 solved, 3 unsolved
Problem AtomicPropp35 is UNSAT
At refinement iteration 10 (OVERLAPS) 34/586 variables, 34/326 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/326 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/586 variables, 0/326 constraints. Problems are: Problem set: 15 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 586/586 variables, and 326 constraints, problems are : Problem set: 15 solved, 2 unsolved in 903 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 303/303 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 15 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 187/193 variables, 5/5 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/193 variables, 0/5 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 58/251 variables, 12/17 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/251 variables, 0/17 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 17/268 variables, 3/20 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/268 variables, 3/23 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/268 variables, 0/23 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 283/551 variables, 268/291 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/551 variables, 1/292 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/551 variables, 0/292 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 35/586 variables, 35/327 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 1/328 constraints. Problems are: Problem set: 15 solved, 2 unsolved
[2024-05-24 20:01:58] [INFO ] Deduced a trap composed of 23 places in 166 ms of which 3 ms to minimize.
[2024-05-24 20:01:59] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/586 variables, 2/330 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/586 variables, 0/330 constraints. Problems are: Problem set: 15 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/586 variables, 0/330 constraints. Problems are: Problem set: 15 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 586/586 variables, and 330 constraints, problems are : Problem set: 15 solved, 2 unsolved in 927 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 303/303 constraints, PredecessorRefiner: 2/17 constraints, Known Traps: 5/5 constraints]
After SMT, in 1856ms problems are : Problem set: 15 solved, 2 unsolved
Parikh walk visited 0 properties in 447 ms.
Support contains 6 out of 303 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 298 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Discarding 5 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 112 rules applied. Total rules applied 113 place count 298 transition count 171
Reduce places removed 108 places and 0 transitions.
Graph (complete) has 322 edges and 190 vertex of which 163 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.1 ms
Discarding 27 places :
Also discarding 0 output transitions
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 112 rules applied. Total rules applied 225 place count 163 transition count 168
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 2 with 30 rules applied. Total rules applied 255 place count 160 transition count 141
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 258 place count 157 transition count 138
Iterating global reduction 3 with 3 rules applied. Total rules applied 261 place count 157 transition count 138
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 262 place count 157 transition count 137
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 268 edges and 156 vertex of which 154 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 2 rules applied. Total rules applied 264 place count 154 transition count 137
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 266 place count 154 transition count 135
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 267 place count 153 transition count 134
Iterating global reduction 6 with 1 rules applied. Total rules applied 268 place count 153 transition count 134
Free-agglomeration rule (complex) applied 13 times.
Iterating global reduction 6 with 13 rules applied. Total rules applied 281 place count 153 transition count 121
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 294 place count 140 transition count 121
Reduce places removed 14 places and 14 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 308 place count 126 transition count 107
Reduce places removed 3 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 7 with 17 rules applied. Total rules applied 325 place count 123 transition count 93
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 339 place count 109 transition count 93
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 7 Pre rules applied. Total rules applied 339 place count 109 transition count 86
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 9 with 14 rules applied. Total rules applied 353 place count 102 transition count 86
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 357 place count 100 transition count 84
Applied a total of 357 rules in 89 ms. Remains 100 /303 variables (removed 203) and now considering 84/283 (removed 199) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 100/303 places, 84/283 transitions.
RANDOM walk for 40000 steps (456 resets) in 826 ms. (48 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (180 resets) in 387 ms. (103 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (164 resets) in 321 ms. (124 steps per ms) remains 1/2 properties
// Phase 1: matrix 84 rows 100 cols
[2024-05-24 20:02:00] [INFO ] Computed 16 invariants in 2 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/72 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 83/180 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 3/183 variables, 2/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/183 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/184 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/184 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/184 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 184/184 variables, and 116 constraints, problems are : Problem set: 0 solved, 1 unsolved in 113 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 100/100 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/72 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/72 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/97 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 83/180 variables, 97/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 3/183 variables, 2/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/183 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/184 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/184 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/184 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 184/184 variables, and 117 constraints, problems are : Problem set: 0 solved, 1 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 100/100 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 277ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 32 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=32 )
Parikh walk visited 1 properties in 13 ms.
Successfully simplified 15 atomic propositions for a total of 16 simplifications.
FORMULA HirschbergSinclair-PT-15-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-15-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-15-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 303 stabilizing places and 283 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 303 transition count 283
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-15-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 9 place count 294 transition count 275
Iterating global reduction 1 with 8 rules applied. Total rules applied 17 place count 294 transition count 275
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 24 place count 287 transition count 268
Iterating global reduction 1 with 7 rules applied. Total rules applied 31 place count 287 transition count 268
Applied a total of 31 rules in 37 ms. Remains 287 /303 variables (removed 16) and now considering 268/283 (removed 15) transitions.
// Phase 1: matrix 268 rows 287 cols
[2024-05-24 20:02:00] [INFO ] Computed 19 invariants in 4 ms
[2024-05-24 20:02:01] [INFO ] Implicit Places using invariants in 207 ms returned []
[2024-05-24 20:02:01] [INFO ] Invariant cache hit.
[2024-05-24 20:02:01] [INFO ] Implicit Places using invariants and state equation in 626 ms returned []
Implicit Place search using SMT with State Equation took 847 ms to find 0 implicit places.
Running 253 sub problems to find dead transitions.
[2024-05-24 20:02:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 555/555 variables, and 306 constraints, problems are : Problem set: 0 solved, 253 unsolved in 14836 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 253/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/555 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 555/555 variables, and 559 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
After SMT, in 44970ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 44975ms
Starting structural reductions in LTL mode, iteration 1 : 287/303 places, 268/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45861 ms. Remains : 287/303 places, 268/283 transitions.
Stuttering acceptance computed with spot in 324 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-00
Stuttering criterion allowed to conclude after 296 steps with 0 reset in 7 ms.
FORMULA HirschbergSinclair-PT-15-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-00 finished in 46269 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 122 transitions
Trivial Post-agglo rules discarded 122 transitions
Performed 122 trivial Post agglomeration. Transition count delta: 122
Iterating post reduction 0 with 122 rules applied. Total rules applied 123 place count 287 transition count 146
Reduce places removed 122 places and 0 transitions.
Iterating post reduction 1 with 122 rules applied. Total rules applied 245 place count 165 transition count 146
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 254 place count 156 transition count 137
Iterating global reduction 2 with 9 rules applied. Total rules applied 263 place count 156 transition count 137
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 264 place count 156 transition count 136
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 265 place count 155 transition count 136
Applied a total of 265 rules in 27 ms. Remains 155 /303 variables (removed 148) and now considering 136/283 (removed 147) transitions.
// Phase 1: matrix 136 rows 155 cols
[2024-05-24 20:02:47] [INFO ] Computed 19 invariants in 1 ms
[2024-05-24 20:02:47] [INFO ] Implicit Places using invariants in 175 ms returned []
[2024-05-24 20:02:47] [INFO ] Invariant cache hit.
[2024-05-24 20:02:47] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 529 ms to find 0 implicit places.
[2024-05-24 20:02:47] [INFO ] Redundant transitions in 4 ms returned []
Running 107 sub problems to find dead transitions.
[2024-05-24 20:02:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 2/128 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 109/237 variables, 128/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/291 variables, and 147 constraints, problems are : Problem set: 0 solved, 107 unsolved in 3521 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 128/155 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 2/128 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 109/237 variables, 128/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 107/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (OVERLAPS) 0/237 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Int declared 237/291 variables, and 254 constraints, problems are : Problem set: 0 solved, 107 unsolved in 3401 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 128/155 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 6943ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 6945ms
Starting structural reductions in SI_LTL mode, iteration 1 : 155/303 places, 136/283 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 7515 ms. Remains : 155/303 places, 136/283 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-01
Product exploration explored 100000 steps with 663 reset in 310 ms.
Product exploration explored 100000 steps with 663 reset in 304 ms.
Computed a total of 155 stabilizing places and 136 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 155 transition count 136
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 21 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-01 finished in 8299 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&X((p1&&G(p2))))))'
Support contains 6 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 8 place count 295 transition count 276
Iterating global reduction 1 with 7 rules applied. Total rules applied 15 place count 295 transition count 276
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 21 place count 289 transition count 270
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 289 transition count 270
Applied a total of 27 rules in 30 ms. Remains 289 /303 variables (removed 14) and now considering 270/283 (removed 13) transitions.
// Phase 1: matrix 270 rows 289 cols
[2024-05-24 20:02:55] [INFO ] Computed 19 invariants in 4 ms
[2024-05-24 20:02:55] [INFO ] Implicit Places using invariants in 192 ms returned []
[2024-05-24 20:02:55] [INFO ] Invariant cache hit.
[2024-05-24 20:02:56] [INFO ] Implicit Places using invariants and state equation in 635 ms returned []
Implicit Place search using SMT with State Equation took 835 ms to find 0 implicit places.
Running 255 sub problems to find dead transitions.
[2024-05-24 20:02:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/274 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/274 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (OVERLAPS) 15/289 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 4 (OVERLAPS) 270/559 variables, 289/308 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/559 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 6 (OVERLAPS) 0/559 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 255 unsolved
No progress, stopping.
After SMT solving in domain Real declared 559/559 variables, and 308 constraints, problems are : Problem set: 0 solved, 255 unsolved in 14837 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 289/289 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 255 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/274 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/274 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (OVERLAPS) 15/289 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/289 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 4 (OVERLAPS) 270/559 variables, 289/308 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/559 variables, 255/563 constraints. Problems are: Problem set: 0 solved, 255 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 559/559 variables, and 563 constraints, problems are : Problem set: 0 solved, 255 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 289/289 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints]
After SMT, in 44930ms problems are : Problem set: 0 solved, 255 unsolved
Search for dead transitions found 0 dead transitions in 44933ms
Starting structural reductions in LTL mode, iteration 1 : 289/303 places, 270/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45801 ms. Remains : 289/303 places, 270/283 transitions.
Stuttering acceptance computed with spot in 236 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-03
Product exploration explored 100000 steps with 339 reset in 344 ms.
Product exploration explored 100000 steps with 338 reset in 340 ms.
Computed a total of 289 stabilizing places and 270 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 289 transition count 270
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (NOT (OR (NOT p1) (NOT p2)))), (X (AND p1 p2)), (X p0), (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))), (X p1), (X (X p2)), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (X (X p1)), (F (G p0)), (F (G p1)), (F (G p2))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 17 factoid took 223 ms. Reduced automaton from 4 states, 9 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-03 finished in 47149 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(!p0))))'
Support contains 0 out of 303 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 14 places and 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 114 transitions
Trivial Post-agglo rules discarded 114 transitions
Performed 114 trivial Post agglomeration. Transition count delta: 114
Iterating post reduction 0 with 114 rules applied. Total rules applied 115 place count 288 transition count 155
Reduce places removed 114 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 115 rules applied. Total rules applied 230 place count 174 transition count 154
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 231 place count 173 transition count 154
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 240 place count 164 transition count 145
Iterating global reduction 3 with 9 rules applied. Total rules applied 249 place count 164 transition count 145
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 250 place count 164 transition count 144
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 251 place count 163 transition count 144
Applied a total of 251 rules in 28 ms. Remains 163 /303 variables (removed 140) and now considering 144/283 (removed 139) transitions.
// Phase 1: matrix 144 rows 163 cols
[2024-05-24 20:03:42] [INFO ] Computed 19 invariants in 2 ms
[2024-05-24 20:03:42] [INFO ] Implicit Places using invariants in 258 ms returned []
[2024-05-24 20:03:42] [INFO ] Invariant cache hit.
[2024-05-24 20:03:43] [INFO ] Implicit Places using invariants and state equation in 512 ms returned []
Implicit Place search using SMT with State Equation took 772 ms to find 0 implicit places.
[2024-05-24 20:03:43] [INFO ] Redundant transitions in 4 ms returned []
Running 118 sub problems to find dead transitions.
[2024-05-24 20:03:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 3/140 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 121/261 variables, 140/159 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (OVERLAPS) 0/261 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 261/307 variables, and 159 constraints, problems are : Problem set: 0 solved, 118 unsolved in 5975 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 140/163 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/137 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (OVERLAPS) 3/140 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 121/261 variables, 140/159 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 118/277 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/261 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 261/307 variables, and 277 constraints, problems are : Problem set: 0 solved, 118 unsolved in 6226 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 140/163 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 0/0 constraints]
After SMT, in 12217ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 12219ms
Starting structural reductions in SI_LTL mode, iteration 1 : 163/303 places, 144/283 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 13029 ms. Remains : 163/303 places, 144/283 transitions.
Initial state reduction rules removed 1 formulas.
Stuttering acceptance computed with spot in 12 ms :[false]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-05
Initial state of product has no viable successors after 0 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-15-LTLCardinality-05 TRUE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-05 finished in 13062 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(p1)||(G(p2) U X(p3))))))'
Support contains 6 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 9 place count 294 transition count 275
Iterating global reduction 1 with 8 rules applied. Total rules applied 17 place count 294 transition count 275
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 24 place count 287 transition count 268
Iterating global reduction 1 with 7 rules applied. Total rules applied 31 place count 287 transition count 268
Applied a total of 31 rules in 22 ms. Remains 287 /303 variables (removed 16) and now considering 268/283 (removed 15) transitions.
// Phase 1: matrix 268 rows 287 cols
[2024-05-24 20:03:55] [INFO ] Computed 19 invariants in 4 ms
[2024-05-24 20:03:55] [INFO ] Implicit Places using invariants in 194 ms returned []
[2024-05-24 20:03:55] [INFO ] Invariant cache hit.
[2024-05-24 20:03:56] [INFO ] Implicit Places using invariants and state equation in 879 ms returned []
Implicit Place search using SMT with State Equation took 1077 ms to find 0 implicit places.
Running 253 sub problems to find dead transitions.
[2024-05-24 20:03:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 555/555 variables, and 306 constraints, problems are : Problem set: 0 solved, 253 unsolved in 20863 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 253/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/555 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 555/555 variables, and 559 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
After SMT, in 50980ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 50984ms
Starting structural reductions in LTL mode, iteration 1 : 287/303 places, 268/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 52085 ms. Remains : 287/303 places, 268/283 transitions.
Stuttering acceptance computed with spot in 291 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p3))), (NOT p0), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), true, (NOT p3), (NOT p2)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-06
Product exploration explored 100000 steps with 1208 reset in 341 ms.
Product exploration explored 100000 steps with 1231 reset in 395 ms.
Computed a total of 287 stabilizing places and 268 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 287 transition count 268
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1 (NOT p3)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p2))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 14 factoid took 1535 ms. Reduced automaton from 8 states, 15 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 642 steps (0 resets) in 9 ms. (64 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1 (NOT p3)), (X (NOT p0)), (X (NOT p2)), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p3))))), (X (X (NOT (AND p2 (NOT p1) (NOT p3))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p2))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p3) (G (NOT p3))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 14 factoid took 1885 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:04:52] [INFO ] Invariant cache hit.
[2024-05-24 20:04:52] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 53 ms returned sat
[2024-05-24 20:04:54] [INFO ] [Real]Absence check using state equation in 1409 ms returned sat
[2024-05-24 20:04:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:04:54] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 36 ms returned sat
[2024-05-24 20:04:54] [INFO ] [Nat]Absence check using state equation in 302 ms returned sat
[2024-05-24 20:04:54] [INFO ] Computed and/alt/rep : 177/605/177 causal constraints (skipped 76 transitions) in 39 ms.
[2024-05-24 20:04:55] [INFO ] Added : 97 causal constraints over 20 iterations in 868 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 287 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 287/287 places, 268/268 transitions.
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 108 rules applied. Total rules applied 108 place count 272 transition count 145
Reduce places removed 108 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 112 rules applied. Total rules applied 220 place count 164 transition count 141
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 224 place count 160 transition count 141
Applied a total of 224 rules in 23 ms. Remains 160 /287 variables (removed 127) and now considering 141/268 (removed 127) transitions.
// Phase 1: matrix 141 rows 160 cols
[2024-05-24 20:04:55] [INFO ] Computed 19 invariants in 2 ms
[2024-05-24 20:04:56] [INFO ] Implicit Places using invariants in 294 ms returned []
[2024-05-24 20:04:56] [INFO ] Invariant cache hit.
[2024-05-24 20:04:56] [INFO ] Implicit Places using invariants and state equation in 455 ms returned []
Implicit Place search using SMT with State Equation took 766 ms to find 0 implicit places.
[2024-05-24 20:04:56] [INFO ] Redundant transitions in 4 ms returned []
Running 112 sub problems to find dead transitions.
[2024-05-24 20:04:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 2 (OVERLAPS) 2/133 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 4 (OVERLAPS) 116/249 variables, 133/152 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 6 (OVERLAPS) 2/251 variables, 2/154 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/251 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 8 (OVERLAPS) 0/251 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Real declared 251/301 variables, and 154 constraints, problems are : Problem set: 0 solved, 112 unsolved in 6244 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 135/160 constraints, PredecessorRefiner: 112/112 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 112 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 2 (OVERLAPS) 2/133 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 4 (OVERLAPS) 116/249 variables, 133/152 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 112/264 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 7 (OVERLAPS) 2/251 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/251 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 9 (OVERLAPS) 0/251 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Int declared 251/301 variables, and 266 constraints, problems are : Problem set: 0 solved, 112 unsolved in 9054 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 135/160 constraints, PredecessorRefiner: 112/112 constraints, Known Traps: 0/0 constraints]
After SMT, in 15312ms problems are : Problem set: 0 solved, 112 unsolved
Search for dead transitions found 0 dead transitions in 15314ms
Starting structural reductions in SI_LTL mode, iteration 1 : 160/287 places, 141/268 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 16112 ms. Remains : 160/287 places, 141/268 transitions.
Computed a total of 160 stabilizing places and 141 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 160 transition count 141
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 119 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 349 steps (0 resets) in 4 ms. (69 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 143 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:05:12] [INFO ] Invariant cache hit.
[2024-05-24 20:05:12] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 35 ms returned sat
[2024-05-24 20:05:13] [INFO ] [Real]Absence check using state equation in 589 ms returned sat
[2024-05-24 20:05:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:05:13] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 36 ms returned sat
[2024-05-24 20:05:13] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2024-05-24 20:05:13] [INFO ] Computed and/alt/rep : 112/117/112 causal constraints (skipped 0 transitions) in 18 ms.
[2024-05-24 20:05:13] [INFO ] Added : 50 causal constraints over 10 iterations in 217 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1268 reset in 345 ms.
Product exploration explored 100000 steps with 1266 reset in 505 ms.
Support contains 1 out of 160 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 160/160 places, 141/141 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 160 transition count 137
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 156 transition count 137
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 155 transition count 136
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 155 transition count 136
Applied a total of 10 rules in 14 ms. Remains 155 /160 variables (removed 5) and now considering 136/141 (removed 5) transitions.
// Phase 1: matrix 136 rows 155 cols
[2024-05-24 20:05:14] [INFO ] Computed 19 invariants in 1 ms
[2024-05-24 20:05:15] [INFO ] Implicit Places using invariants in 200 ms returned []
[2024-05-24 20:05:15] [INFO ] Invariant cache hit.
[2024-05-24 20:05:15] [INFO ] Implicit Places using invariants and state equation in 443 ms returned []
Implicit Place search using SMT with State Equation took 645 ms to find 0 implicit places.
[2024-05-24 20:05:15] [INFO ] Redundant transitions in 6 ms returned []
Running 107 sub problems to find dead transitions.
[2024-05-24 20:05:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 2/128 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 109/237 variables, 128/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/291 variables, and 147 constraints, problems are : Problem set: 0 solved, 107 unsolved in 5192 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 128/155 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 107 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/126 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/126 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 2 (OVERLAPS) 2/128 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 4 (OVERLAPS) 109/237 variables, 128/147 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 107/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
At refinement iteration 7 (OVERLAPS) 0/237 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 107 unsolved
No progress, stopping.
After SMT solving in domain Int declared 237/291 variables, and 254 constraints, problems are : Problem set: 0 solved, 107 unsolved in 4998 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 128/155 constraints, PredecessorRefiner: 107/107 constraints, Known Traps: 0/0 constraints]
After SMT, in 10212ms problems are : Problem set: 0 solved, 107 unsolved
Search for dead transitions found 0 dead transitions in 10214ms
Starting structural reductions in SI_LTL mode, iteration 1 : 155/160 places, 136/141 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10886 ms. Remains : 155/160 places, 136/141 transitions.
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-06 finished in 90296 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((!(p0 U (p0 U p1))||p2))&&!(p0 U p3)))'
Support contains 7 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 294 transition count 274
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 294 transition count 274
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 26 place count 286 transition count 266
Iterating global reduction 0 with 8 rules applied. Total rules applied 34 place count 286 transition count 266
Applied a total of 34 rules in 32 ms. Remains 286 /303 variables (removed 17) and now considering 266/283 (removed 17) transitions.
// Phase 1: matrix 266 rows 286 cols
[2024-05-24 20:05:25] [INFO ] Computed 20 invariants in 2 ms
[2024-05-24 20:05:26] [INFO ] Implicit Places using invariants in 237 ms returned []
[2024-05-24 20:05:26] [INFO ] Invariant cache hit.
[2024-05-24 20:05:26] [INFO ] Implicit Places using invariants and state equation in 732 ms returned []
Implicit Place search using SMT with State Equation took 976 ms to find 0 implicit places.
Running 251 sub problems to find dead transitions.
[2024-05-24 20:05:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/270 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 2 (OVERLAPS) 16/286 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 251 unsolved
[2024-05-24 20:05:34] [INFO ] Deduced a trap composed of 111 places in 137 ms of which 4 ms to minimize.
[2024-05-24 20:05:34] [INFO ] Deduced a trap composed of 111 places in 166 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 5 (OVERLAPS) 266/552 variables, 286/308 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 7 (OVERLAPS) 0/552 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 251 unsolved
No progress, stopping.
After SMT solving in domain Real declared 552/552 variables, and 308 constraints, problems are : Problem set: 0 solved, 251 unsolved in 26299 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 286/286 constraints, PredecessorRefiner: 251/251 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 251 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/270 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 2 (OVERLAPS) 16/286 variables, 17/20 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 5 (OVERLAPS) 266/552 variables, 286/308 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/552 variables, 251/559 constraints. Problems are: Problem set: 0 solved, 251 unsolved
[2024-05-24 20:06:07] [INFO ] Deduced a trap composed of 20 places in 93 ms of which 2 ms to minimize.
[2024-05-24 20:06:07] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 3 ms to minimize.
[2024-05-24 20:06:07] [INFO ] Deduced a trap composed of 35 places in 169 ms of which 3 ms to minimize.
[2024-05-24 20:06:07] [INFO ] Deduced a trap composed of 62 places in 155 ms of which 3 ms to minimize.
[2024-05-24 20:06:08] [INFO ] Deduced a trap composed of 57 places in 136 ms of which 3 ms to minimize.
[2024-05-24 20:06:10] [INFO ] Deduced a trap composed of 33 places in 80 ms of which 2 ms to minimize.
[2024-05-24 20:06:11] [INFO ] Deduced a trap composed of 28 places in 86 ms of which 2 ms to minimize.
[2024-05-24 20:06:12] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 2 ms to minimize.
[2024-05-24 20:06:12] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 3 ms to minimize.
[2024-05-24 20:06:13] [INFO ] Deduced a trap composed of 22 places in 84 ms of which 2 ms to minimize.
[2024-05-24 20:06:13] [INFO ] Deduced a trap composed of 26 places in 87 ms of which 2 ms to minimize.
[2024-05-24 20:06:15] [INFO ] Deduced a trap composed of 60 places in 88 ms of which 2 ms to minimize.
[2024-05-24 20:06:17] [INFO ] Deduced a trap composed of 18 places in 114 ms of which 3 ms to minimize.
[2024-05-24 20:06:17] [INFO ] Deduced a trap composed of 19 places in 109 ms of which 4 ms to minimize.
[2024-05-24 20:06:17] [INFO ] Deduced a trap composed of 63 places in 103 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/552 variables, 15/574 constraints. Problems are: Problem set: 0 solved, 251 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 552/552 variables, and 574 constraints, problems are : Problem set: 0 solved, 251 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 286/286 constraints, PredecessorRefiner: 251/251 constraints, Known Traps: 17/17 constraints]
After SMT, in 56407ms problems are : Problem set: 0 solved, 251 unsolved
Search for dead transitions found 0 dead transitions in 56412ms
Starting structural reductions in LTL mode, iteration 1 : 286/303 places, 266/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57421 ms. Remains : 286/303 places, 266/283 transitions.
Stuttering acceptance computed with spot in 205 ms :[(OR p3 (AND p1 (NOT p2))), true, p3, (AND p1 (NOT p2)), p1]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 11 steps with 0 reset in 0 ms.
FORMULA HirschbergSinclair-PT-15-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-07 finished in 57649 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&G(((p1 U p0)||F(!p1))))))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 14 places and 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 121 transitions
Trivial Post-agglo rules discarded 121 transitions
Performed 121 trivial Post agglomeration. Transition count delta: 121
Iterating post reduction 0 with 121 rules applied. Total rules applied 122 place count 288 transition count 148
Reduce places removed 121 places and 0 transitions.
Iterating post reduction 1 with 121 rules applied. Total rules applied 243 place count 167 transition count 148
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 252 place count 158 transition count 139
Iterating global reduction 2 with 9 rules applied. Total rules applied 261 place count 158 transition count 139
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 262 place count 158 transition count 138
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 263 place count 157 transition count 138
Applied a total of 263 rules in 32 ms. Remains 157 /303 variables (removed 146) and now considering 138/283 (removed 145) transitions.
// Phase 1: matrix 138 rows 157 cols
[2024-05-24 20:06:23] [INFO ] Computed 19 invariants in 24 ms
[2024-05-24 20:06:23] [INFO ] Implicit Places using invariants in 328 ms returned []
[2024-05-24 20:06:23] [INFO ] Invariant cache hit.
[2024-05-24 20:06:24] [INFO ] State equation strengthened by 6 read => feed constraints.
[2024-05-24 20:06:24] [INFO ] Implicit Places using invariants and state equation in 544 ms returned []
Implicit Place search using SMT with State Equation took 876 ms to find 0 implicit places.
[2024-05-24 20:06:24] [INFO ] Redundant transitions in 5 ms returned []
Running 112 sub problems to find dead transitions.
[2024-05-24 20:06:24] [INFO ] Invariant cache hit.
[2024-05-24 20:06:24] [INFO ] State equation strengthened by 6 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 2 (OVERLAPS) 3/134 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 4 (OVERLAPS) 115/249 variables, 134/153 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 6/159 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 7 (OVERLAPS) 0/249 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/295 variables, and 159 constraints, problems are : Problem set: 0 solved, 112 unsolved in 5732 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/157 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 112/112 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 112 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/131 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/131 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 2 (OVERLAPS) 3/134 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/134 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 4 (OVERLAPS) 115/249 variables, 134/153 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 6/159 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/249 variables, 112/271 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 112 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 112 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/295 variables, and 271 constraints, problems are : Problem set: 0 solved, 112 unsolved in 6102 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/157 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 112/112 constraints, Known Traps: 0/0 constraints]
After SMT, in 11857ms problems are : Problem set: 0 solved, 112 unsolved
Search for dead transitions found 0 dead transitions in 11860ms
Starting structural reductions in SI_LTL mode, iteration 1 : 157/303 places, 138/283 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12791 ms. Remains : 157/303 places, 138/283 transitions.
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-08
Product exploration explored 100000 steps with 876 reset in 421 ms.
Product exploration explored 100000 steps with 877 reset in 497 ms.
Computed a total of 157 stabilizing places and 138 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 157 transition count 138
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 21 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-08 finished in 14027 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&(p0||F(p1)))))'
Support contains 3 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 10 place count 293 transition count 274
Iterating global reduction 1 with 9 rules applied. Total rules applied 19 place count 293 transition count 274
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 27 place count 285 transition count 266
Iterating global reduction 1 with 8 rules applied. Total rules applied 35 place count 285 transition count 266
Applied a total of 35 rules in 24 ms. Remains 285 /303 variables (removed 18) and now considering 266/283 (removed 17) transitions.
// Phase 1: matrix 266 rows 285 cols
[2024-05-24 20:06:37] [INFO ] Computed 19 invariants in 3 ms
[2024-05-24 20:06:37] [INFO ] Implicit Places using invariants in 324 ms returned []
[2024-05-24 20:06:37] [INFO ] Invariant cache hit.
[2024-05-24 20:06:38] [INFO ] Implicit Places using invariants and state equation in 754 ms returned []
Implicit Place search using SMT with State Equation took 1081 ms to find 0 implicit places.
Running 251 sub problems to find dead transitions.
[2024-05-24 20:06:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/270 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 2 (OVERLAPS) 15/285 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/285 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 4 (OVERLAPS) 266/551 variables, 285/304 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/551 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 6 (OVERLAPS) 0/551 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 251 unsolved
No progress, stopping.
After SMT solving in domain Real declared 551/551 variables, and 304 constraints, problems are : Problem set: 0 solved, 251 unsolved in 22911 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 251/251 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 251 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/270 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/270 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 2 (OVERLAPS) 15/285 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/285 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 4 (OVERLAPS) 266/551 variables, 285/304 constraints. Problems are: Problem set: 0 solved, 251 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/551 variables, 251/555 constraints. Problems are: Problem set: 0 solved, 251 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 551/551 variables, and 555 constraints, problems are : Problem set: 0 solved, 251 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 251/251 constraints, Known Traps: 0/0 constraints]
After SMT, in 53034ms problems are : Problem set: 0 solved, 251 unsolved
Search for dead transitions found 0 dead transitions in 53040ms
Starting structural reductions in LTL mode, iteration 1 : 285/303 places, 266/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54151 ms. Remains : 285/303 places, 266/283 transitions.
Stuttering acceptance computed with spot in 211 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 350 ms.
Product exploration explored 100000 steps with 50000 reset in 350 ms.
Computed a total of 285 stabilizing places and 266 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 285 transition count 266
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (AND p0 (NOT p1))), (X (NOT p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (AND p0 (NOT p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 44 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-10 finished in 55285 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 10 place count 293 transition count 274
Iterating global reduction 1 with 9 rules applied. Total rules applied 19 place count 293 transition count 274
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 286 transition count 267
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 286 transition count 267
Applied a total of 33 rules in 14 ms. Remains 286 /303 variables (removed 17) and now considering 267/283 (removed 16) transitions.
// Phase 1: matrix 267 rows 286 cols
[2024-05-24 20:07:32] [INFO ] Computed 19 invariants in 3 ms
[2024-05-24 20:07:33] [INFO ] Implicit Places using invariants in 296 ms returned []
[2024-05-24 20:07:33] [INFO ] Invariant cache hit.
[2024-05-24 20:07:33] [INFO ] Implicit Places using invariants and state equation in 752 ms returned []
Implicit Place search using SMT with State Equation took 1052 ms to find 0 implicit places.
Running 252 sub problems to find dead transitions.
[2024-05-24 20:07:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 2 (OVERLAPS) 15/286 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 4 (OVERLAPS) 267/553 variables, 286/305 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/553 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 6 (OVERLAPS) 0/553 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 252 unsolved
No progress, stopping.
After SMT solving in domain Real declared 553/553 variables, and 305 constraints, problems are : Problem set: 0 solved, 252 unsolved in 23012 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 286/286 constraints, PredecessorRefiner: 252/252 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 252 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 2 (OVERLAPS) 15/286 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/286 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 4 (OVERLAPS) 267/553 variables, 286/305 constraints. Problems are: Problem set: 0 solved, 252 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/553 variables, 252/557 constraints. Problems are: Problem set: 0 solved, 252 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 553/553 variables, and 557 constraints, problems are : Problem set: 0 solved, 252 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 286/286 constraints, PredecessorRefiner: 252/252 constraints, Known Traps: 0/0 constraints]
After SMT, in 53119ms problems are : Problem set: 0 solved, 252 unsolved
Search for dead transitions found 0 dead transitions in 53125ms
Starting structural reductions in LTL mode, iteration 1 : 286/303 places, 267/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 54192 ms. Remains : 286/303 places, 267/283 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-11
Product exploration explored 100000 steps with 1770 reset in 473 ms.
Product exploration explored 100000 steps with 1756 reset in 496 ms.
Computed a total of 286 stabilizing places and 267 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 286 transition count 267
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 140 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 126 steps (0 resets) in 5 ms. (21 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:08:28] [INFO ] Invariant cache hit.
[2024-05-24 20:08:29] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 58 ms returned sat
[2024-05-24 20:08:30] [INFO ] [Real]Absence check using state equation in 1007 ms returned sat
[2024-05-24 20:08:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:08:30] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 48 ms returned sat
[2024-05-24 20:08:31] [INFO ] [Nat]Absence check using state equation in 894 ms returned sat
[2024-05-24 20:08:31] [INFO ] Computed and/alt/rep : 176/605/176 causal constraints (skipped 76 transitions) in 33 ms.
[2024-05-24 20:08:32] [INFO ] Added : 60 causal constraints over 12 iterations in 636 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 286 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 286/286 places, 267/267 transitions.
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 114 transitions
Trivial Post-agglo rules discarded 114 transitions
Performed 114 trivial Post agglomeration. Transition count delta: 114
Iterating post reduction 0 with 114 rules applied. Total rules applied 114 place count 271 transition count 138
Reduce places removed 114 places and 0 transitions.
Iterating post reduction 1 with 114 rules applied. Total rules applied 228 place count 157 transition count 138
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 230 place count 156 transition count 137
Applied a total of 230 rules in 25 ms. Remains 156 /286 variables (removed 130) and now considering 137/267 (removed 130) transitions.
// Phase 1: matrix 137 rows 156 cols
[2024-05-24 20:08:32] [INFO ] Computed 19 invariants in 1 ms
[2024-05-24 20:08:32] [INFO ] Implicit Places using invariants in 304 ms returned []
[2024-05-24 20:08:32] [INFO ] Invariant cache hit.
[2024-05-24 20:08:33] [INFO ] Implicit Places using invariants and state equation in 500 ms returned []
Implicit Place search using SMT with State Equation took 814 ms to find 0 implicit places.
[2024-05-24 20:08:33] [INFO ] Redundant transitions in 2 ms returned []
Running 108 sub problems to find dead transitions.
[2024-05-24 20:08:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 1/241 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/293 variables, and 149 constraints, problems are : Problem set: 0 solved, 108 unsolved in 5920 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 108/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/241 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 241/293 variables, and 257 constraints, problems are : Problem set: 0 solved, 108 unsolved in 4854 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
After SMT, in 10791ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 10793ms
Starting structural reductions in SI_LTL mode, iteration 1 : 156/286 places, 137/267 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11647 ms. Remains : 156/286 places, 137/267 transitions.
Computed a total of 156 stabilizing places and 137 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 156 transition count 137
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 196 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 138 steps (0 resets) in 6 ms. (19 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 200 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:08:44] [INFO ] Invariant cache hit.
[2024-05-24 20:08:44] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 26 ms returned sat
[2024-05-24 20:08:45] [INFO ] [Real]Absence check using state equation in 198 ms returned sat
[2024-05-24 20:08:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:08:45] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 25 ms returned sat
[2024-05-24 20:08:45] [INFO ] [Nat]Absence check using state equation in 233 ms returned sat
[2024-05-24 20:08:45] [INFO ] Computed and/alt/rep : 108/113/108 causal constraints (skipped 0 transitions) in 16 ms.
[2024-05-24 20:08:45] [INFO ] Added : 58 causal constraints over 12 iterations in 333 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3302 reset in 508 ms.
Product exploration explored 100000 steps with 3326 reset in 389 ms.
Support contains 1 out of 156 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 156/156 places, 137/137 transitions.
Applied a total of 0 rules in 5 ms. Remains 156 /156 variables (removed 0) and now considering 137/137 (removed 0) transitions.
[2024-05-24 20:08:46] [INFO ] Invariant cache hit.
[2024-05-24 20:08:47] [INFO ] Implicit Places using invariants in 173 ms returned []
[2024-05-24 20:08:47] [INFO ] Invariant cache hit.
[2024-05-24 20:08:47] [INFO ] Implicit Places using invariants and state equation in 460 ms returned []
Implicit Place search using SMT with State Equation took 635 ms to find 0 implicit places.
[2024-05-24 20:08:47] [INFO ] Redundant transitions in 1 ms returned []
Running 108 sub problems to find dead transitions.
[2024-05-24 20:08:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 1/241 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/293 variables, and 149 constraints, problems are : Problem set: 0 solved, 108 unsolved in 5210 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 108/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/241 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 241/293 variables, and 257 constraints, problems are : Problem set: 0 solved, 108 unsolved in 7035 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
After SMT, in 12263ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 12267ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 12918 ms. Remains : 156/156 places, 137/137 transitions.
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-11 finished in 86940 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((p0 U (G(p0)||p1))) U (G(X((p0 U (p1||G(p0)))))||((F(p2) U G(F(p2)))&&X((p0 U (p1||G(p0))))))))))'
Support contains 5 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 9 place count 294 transition count 275
Iterating global reduction 1 with 8 rules applied. Total rules applied 17 place count 294 transition count 275
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 24 place count 287 transition count 268
Iterating global reduction 1 with 7 rules applied. Total rules applied 31 place count 287 transition count 268
Applied a total of 31 rules in 23 ms. Remains 287 /303 variables (removed 16) and now considering 268/283 (removed 15) transitions.
// Phase 1: matrix 268 rows 287 cols
[2024-05-24 20:08:59] [INFO ] Computed 19 invariants in 3 ms
[2024-05-24 20:09:00] [INFO ] Implicit Places using invariants in 338 ms returned []
[2024-05-24 20:09:00] [INFO ] Invariant cache hit.
[2024-05-24 20:09:01] [INFO ] Implicit Places using invariants and state equation in 946 ms returned []
Implicit Place search using SMT with State Equation took 1287 ms to find 0 implicit places.
Running 253 sub problems to find dead transitions.
[2024-05-24 20:09:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 555/555 variables, and 306 constraints, problems are : Problem set: 0 solved, 253 unsolved in 22194 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 253/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 555/555 variables, and 559 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
After SMT, in 52306ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 52310ms
Starting structural reductions in LTL mode, iteration 1 : 287/303 places, 268/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53621 ms. Remains : 287/303 places, 268/283 transitions.
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-12
Product exploration explored 100000 steps with 365 reset in 200 ms.
Product exploration explored 100000 steps with 365 reset in 229 ms.
Computed a total of 287 stabilizing places and 268 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 287 transition count 268
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 291 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 24 states, 70 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1282 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false, false, false, (AND (NOT p2) (NOT p0) (NOT p1)), false, false, (AND p2 (NOT p0) (NOT p1)), false, false, false, (AND (NOT p2) (NOT p0) (NOT p1)), false, false, (AND p2 (NOT p0) (NOT p1)), false, false, false]
Reduction of identical properties reduced properties to check from 15 to 13
RANDOM walk for 40000 steps (132 resets) in 569 ms. (70 steps per ms) remains 4/13 properties
BEST_FIRST walk for 40003 steps (18 resets) in 501 ms. (79 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (20 resets) in 512 ms. (77 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (17 resets) in 365 ms. (109 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (16 resets) in 639 ms. (62 steps per ms) remains 4/4 properties
[2024-05-24 20:09:56] [INFO ] Invariant cache hit.
Problem apf1 is UNSAT
Problem apf9 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 229/234 variables, 16/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/259 variables, 3/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem apf2 is UNSAT
At refinement iteration 5 (OVERLAPS) 268/527 variables, 259/278 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/527 variables, 0/278 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 28/555 variables, 28/306 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/555 variables, 0/306 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/555 variables, 0/306 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 555/555 variables, and 306 constraints, problems are : Problem set: 3 solved, 1 unsolved in 320 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 229/234 variables, 16/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/234 variables, 0/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/259 variables, 3/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf8 is UNSAT
After SMT solving in domain Int declared 527/555 variables, and 278 constraints, problems are : Problem set: 4 solved, 0 unsolved in 281 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 259/287 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 614ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2))), (G (OR (NOT p2) (NOT p0) (NOT p1))), (G (OR p2 p0 (NOT p1))), (G (OR (NOT p2) p0 p1)), (G (OR (NOT p2) p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT (AND (NOT p2) p0 (NOT p1)))), (F (NOT (OR p2 p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (F p2), (F (NOT p0)), (F (NOT (AND (NOT p2) p0 (NOT p1))))]
Knowledge based reduction with 12 factoid took 3041 ms. Reduced automaton from 24 states, 70 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1001 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), false, (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false]
Stuttering acceptance computed with spot in 973 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), false, (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false]
Support contains 5 out of 287 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 287/287 places, 268/268 transitions.
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 112 transitions
Trivial Post-agglo rules discarded 112 transitions
Performed 112 trivial Post agglomeration. Transition count delta: 112
Iterating post reduction 0 with 112 rules applied. Total rules applied 112 place count 272 transition count 141
Reduce places removed 112 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 113 rules applied. Total rules applied 225 place count 160 transition count 140
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 226 place count 159 transition count 140
Applied a total of 226 rules in 21 ms. Remains 159 /287 variables (removed 128) and now considering 140/268 (removed 128) transitions.
// Phase 1: matrix 140 rows 159 cols
[2024-05-24 20:10:02] [INFO ] Computed 19 invariants in 2 ms
[2024-05-24 20:10:02] [INFO ] Implicit Places using invariants in 283 ms returned []
[2024-05-24 20:10:02] [INFO ] Invariant cache hit.
[2024-05-24 20:10:03] [INFO ] Implicit Places using invariants and state equation in 417 ms returned []
Implicit Place search using SMT with State Equation took 703 ms to find 0 implicit places.
[2024-05-24 20:10:03] [INFO ] Redundant transitions in 1 ms returned []
Running 111 sub problems to find dead transitions.
[2024-05-24 20:10:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 2/249 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/299 variables, and 153 constraints, problems are : Problem set: 0 solved, 111 unsolved in 5892 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 111/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 2/249 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/299 variables, and 264 constraints, problems are : Problem set: 0 solved, 111 unsolved in 7494 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 13402ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 13404ms
Starting structural reductions in SI_LTL mode, iteration 1 : 159/287 places, 140/268 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 14136 ms. Remains : 159/287 places, 140/268 transitions.
Computed a total of 159 stabilizing places and 140 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 159 transition count 140
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) p1))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 p1))), (X (AND (NOT p2) p0)), (X (NOT (AND p2 p0 p1))), (X (AND (NOT p2) p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X p0), (X (AND p0 (NOT p1))), (X (NOT (OR p2 (NOT p0) p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p2) p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (OR p2 (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 32 factoid took 367 ms. Reduced automaton from 17 states, 49 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 888 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Reduction of identical properties reduced properties to check from 15 to 14
RANDOM walk for 40000 steps (248 resets) in 1264 ms. (31 steps per ms) remains 4/14 properties
BEST_FIRST walk for 40003 steps (37 resets) in 348 ms. (114 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (36 resets) in 309 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (34 resets) in 283 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (36 resets) in 336 ms. (118 steps per ms) remains 4/4 properties
[2024-05-24 20:10:18] [INFO ] Invariant cache hit.
Problem apf6 is UNSAT
Problem apf8 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem apf1 is UNSAT
At refinement iteration 5 (OVERLAPS) 113/244 variables, 131/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/245 variables, 1/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/299 variables, and 151 constraints, problems are : Problem set: 3 solved, 1 unsolved in 206 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 132/159 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf11 is UNSAT
After SMT solving in domain Int declared 244/299 variables, and 150 constraints, problems are : Problem set: 4 solved, 0 unsolved in 160 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 131/159 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 374ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) p1))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 p1))), (X (AND (NOT p2) p0)), (X (NOT (AND p2 p0 p1))), (X (AND (NOT p2) p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X p0), (X (AND p0 (NOT p1))), (X (NOT (OR p2 (NOT p0) p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p2) p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (OR p2 (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2))), (G (OR p0 p2 (NOT p1))), (G (OR p0 (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) p1)), (G (OR (NOT p0) (NOT p2) (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p2 p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND p0 (NOT p2)))), (F (NOT (AND p0 (NOT p2) (NOT p1))))]
Knowledge based reduction with 36 factoid took 1453 ms. Reduced automaton from 17 states, 49 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1115 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Stuttering acceptance computed with spot in 980 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Stuttering acceptance computed with spot in 983 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Product exploration explored 100000 steps with 809 reset in 408 ms.
Product exploration explored 100000 steps with 795 reset in 412 ms.
Support contains 5 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 140/140 transitions.
Applied a total of 0 rules in 5 ms. Remains 159 /159 variables (removed 0) and now considering 140/140 (removed 0) transitions.
[2024-05-24 20:10:24] [INFO ] Invariant cache hit.
[2024-05-24 20:10:24] [INFO ] Implicit Places using invariants in 257 ms returned []
[2024-05-24 20:10:24] [INFO ] Invariant cache hit.
[2024-05-24 20:10:25] [INFO ] Implicit Places using invariants and state equation in 493 ms returned []
Implicit Place search using SMT with State Equation took 752 ms to find 0 implicit places.
[2024-05-24 20:10:25] [INFO ] Redundant transitions in 0 ms returned []
Running 111 sub problems to find dead transitions.
[2024-05-24 20:10:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 2/249 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/299 variables, and 153 constraints, problems are : Problem set: 0 solved, 111 unsolved in 6556 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 111/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 2/249 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/299 variables, and 264 constraints, problems are : Problem set: 0 solved, 111 unsolved in 7061 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 13636ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 13638ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 14404 ms. Remains : 159/159 places, 140/140 transitions.
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-12 finished in 99256 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 303 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 302 transition count 283
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 9 place count 294 transition count 275
Iterating global reduction 1 with 8 rules applied. Total rules applied 17 place count 294 transition count 275
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 24 place count 287 transition count 268
Iterating global reduction 1 with 7 rules applied. Total rules applied 31 place count 287 transition count 268
Applied a total of 31 rules in 20 ms. Remains 287 /303 variables (removed 16) and now considering 268/283 (removed 15) transitions.
// Phase 1: matrix 268 rows 287 cols
[2024-05-24 20:10:39] [INFO ] Computed 19 invariants in 3 ms
[2024-05-24 20:10:39] [INFO ] Implicit Places using invariants in 347 ms returned []
[2024-05-24 20:10:39] [INFO ] Invariant cache hit.
[2024-05-24 20:10:40] [INFO ] Implicit Places using invariants and state equation in 999 ms returned []
Implicit Place search using SMT with State Equation took 1350 ms to find 0 implicit places.
Running 253 sub problems to find dead transitions.
[2024-05-24 20:10:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/555 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 555/555 variables, and 306 constraints, problems are : Problem set: 0 solved, 253 unsolved in 22464 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/272 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/272 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 15/287 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/287 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 268/555 variables, 287/306 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/555 variables, 253/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/555 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 555/555 variables, and 559 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 287/287 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints]
After SMT, in 52568ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 52573ms
Starting structural reductions in LTL mode, iteration 1 : 287/303 places, 268/283 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53945 ms. Remains : 287/303 places, 268/283 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-13
Product exploration explored 100000 steps with 33333 reset in 210 ms.
Product exploration explored 100000 steps with 33333 reset in 249 ms.
Computed a total of 287 stabilizing places and 268 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 287 transition count 268
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 19 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-15-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-13 finished in 54737 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((X(p1)||(G(p2) U X(p3))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Found a Shortening insensitive property : HirschbergSinclair-PT-15-LTLCardinality-11
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 303 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 121 transitions
Trivial Post-agglo rules discarded 121 transitions
Performed 121 trivial Post agglomeration. Transition count delta: 121
Iterating post reduction 0 with 121 rules applied. Total rules applied 122 place count 287 transition count 147
Reduce places removed 121 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 122 rules applied. Total rules applied 244 place count 166 transition count 146
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 245 place count 165 transition count 146
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 253 place count 157 transition count 138
Iterating global reduction 3 with 8 rules applied. Total rules applied 261 place count 157 transition count 138
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 262 place count 157 transition count 137
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 263 place count 156 transition count 137
Applied a total of 263 rules in 21 ms. Remains 156 /303 variables (removed 147) and now considering 137/283 (removed 146) transitions.
// Phase 1: matrix 137 rows 156 cols
[2024-05-24 20:11:34] [INFO ] Computed 19 invariants in 2 ms
[2024-05-24 20:11:34] [INFO ] Implicit Places using invariants in 273 ms returned []
[2024-05-24 20:11:34] [INFO ] Invariant cache hit.
[2024-05-24 20:11:35] [INFO ] Implicit Places using invariants and state equation in 510 ms returned []
Implicit Place search using SMT with State Equation took 786 ms to find 0 implicit places.
Running 108 sub problems to find dead transitions.
[2024-05-24 20:11:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 1/241 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/293 variables, and 149 constraints, problems are : Problem set: 0 solved, 108 unsolved in 6403 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 108/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/241 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 241/293 variables, and 257 constraints, problems are : Problem set: 0 solved, 108 unsolved in 7006 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
After SMT, in 13428ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 13435ms
Starting structural reductions in LI_LTL mode, iteration 1 : 156/303 places, 137/283 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 14242 ms. Remains : 156/303 places, 137/283 transitions.
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-11
Product exploration explored 100000 steps with 3306 reset in 296 ms.
Product exploration explored 100000 steps with 3307 reset in 527 ms.
Computed a total of 156 stabilizing places and 137 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 156 transition count 137
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 176 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 180 steps (0 resets) in 5 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 210 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:11:50] [INFO ] Invariant cache hit.
[2024-05-24 20:11:50] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 32 ms returned sat
[2024-05-24 20:11:50] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2024-05-24 20:11:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:11:51] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 40 ms returned sat
[2024-05-24 20:11:51] [INFO ] [Nat]Absence check using state equation in 292 ms returned sat
[2024-05-24 20:11:51] [INFO ] Computed and/alt/rep : 108/113/108 causal constraints (skipped 0 transitions) in 15 ms.
[2024-05-24 20:11:51] [INFO ] Added : 21 causal constraints over 5 iterations in 190 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 156 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 156/156 places, 137/137 transitions.
Applied a total of 0 rules in 7 ms. Remains 156 /156 variables (removed 0) and now considering 137/137 (removed 0) transitions.
[2024-05-24 20:11:51] [INFO ] Invariant cache hit.
[2024-05-24 20:11:51] [INFO ] Implicit Places using invariants in 297 ms returned []
[2024-05-24 20:11:51] [INFO ] Invariant cache hit.
[2024-05-24 20:11:52] [INFO ] Implicit Places using invariants and state equation in 513 ms returned []
Implicit Place search using SMT with State Equation took 812 ms to find 0 implicit places.
[2024-05-24 20:11:52] [INFO ] Redundant transitions in 0 ms returned []
Running 108 sub problems to find dead transitions.
[2024-05-24 20:11:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 1/241 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/293 variables, and 149 constraints, problems are : Problem set: 0 solved, 108 unsolved in 4134 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 108/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/241 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 241/293 variables, and 257 constraints, problems are : Problem set: 0 solved, 108 unsolved in 4796 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
After SMT, in 8951ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 8953ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9780 ms. Remains : 156/156 places, 137/137 transitions.
Computed a total of 156 stabilizing places and 137 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 156 transition count 137
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 176 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 163 steps (0 resets) in 6 ms. (23 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 3 factoid took 222 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
[2024-05-24 20:12:02] [INFO ] Invariant cache hit.
[2024-05-24 20:12:02] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 32 ms returned sat
[2024-05-24 20:12:02] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2024-05-24 20:12:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-24 20:12:02] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 38 ms returned sat
[2024-05-24 20:12:03] [INFO ] [Nat]Absence check using state equation in 312 ms returned sat
[2024-05-24 20:12:03] [INFO ] Computed and/alt/rep : 108/113/108 causal constraints (skipped 0 transitions) in 15 ms.
[2024-05-24 20:12:03] [INFO ] Added : 21 causal constraints over 5 iterations in 190 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 3242 reset in 500 ms.
Product exploration explored 100000 steps with 3340 reset in 327 ms.
Support contains 1 out of 156 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 156/156 places, 137/137 transitions.
Applied a total of 0 rules in 5 ms. Remains 156 /156 variables (removed 0) and now considering 137/137 (removed 0) transitions.
[2024-05-24 20:12:04] [INFO ] Invariant cache hit.
[2024-05-24 20:12:04] [INFO ] Implicit Places using invariants in 187 ms returned []
[2024-05-24 20:12:04] [INFO ] Invariant cache hit.
[2024-05-24 20:12:04] [INFO ] Implicit Places using invariants and state equation in 301 ms returned []
Implicit Place search using SMT with State Equation took 498 ms to find 0 implicit places.
[2024-05-24 20:12:04] [INFO ] Redundant transitions in 0 ms returned []
Running 108 sub problems to find dead transitions.
[2024-05-24 20:12:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (OVERLAPS) 1/241 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (OVERLAPS) 0/241 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Real declared 241/293 variables, and 149 constraints, problems are : Problem set: 0 solved, 108 unsolved in 6042 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 108 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 4 (OVERLAPS) 111/240 variables, 129/148 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 108/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 7 (OVERLAPS) 1/241 variables, 1/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
At refinement iteration 9 (OVERLAPS) 0/241 variables, 0/257 constraints. Problems are: Problem set: 0 solved, 108 unsolved
No progress, stopping.
After SMT solving in domain Int declared 241/293 variables, and 257 constraints, problems are : Problem set: 0 solved, 108 unsolved in 6786 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 130/156 constraints, PredecessorRefiner: 108/108 constraints, Known Traps: 0/0 constraints]
After SMT, in 12839ms problems are : Problem set: 0 solved, 108 unsolved
Search for dead transitions found 0 dead transitions in 12841ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 13349 ms. Remains : 156/156 places, 137/137 transitions.
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-11 finished in 43571 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X((p0 U (G(p0)||p1))) U (G(X((p0 U (p1||G(p0)))))||((F(p2) U G(F(p2)))&&X((p0 U (p1||G(p0))))))))))'
Found a Shortening insensitive property : HirschbergSinclair-PT-15-LTLCardinality-12
Stuttering acceptance computed with spot in 280 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 303 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 303/303 places, 283/283 transitions.
Graph (complete) has 567 edges and 303 vertex of which 302 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 15 places and 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 118 transitions
Trivial Post-agglo rules discarded 118 transitions
Performed 118 trivial Post agglomeration. Transition count delta: 118
Iterating post reduction 0 with 118 rules applied. Total rules applied 119 place count 287 transition count 150
Reduce places removed 118 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 119 rules applied. Total rules applied 238 place count 169 transition count 149
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 239 place count 168 transition count 149
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 247 place count 160 transition count 141
Iterating global reduction 3 with 8 rules applied. Total rules applied 255 place count 160 transition count 141
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 256 place count 160 transition count 140
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 257 place count 159 transition count 140
Applied a total of 257 rules in 23 ms. Remains 159 /303 variables (removed 144) and now considering 140/283 (removed 143) transitions.
// Phase 1: matrix 140 rows 159 cols
[2024-05-24 20:12:18] [INFO ] Computed 19 invariants in 1 ms
[2024-05-24 20:12:18] [INFO ] Implicit Places using invariants in 293 ms returned []
[2024-05-24 20:12:18] [INFO ] Invariant cache hit.
[2024-05-24 20:12:19] [INFO ] Implicit Places using invariants and state equation in 498 ms returned []
Implicit Place search using SMT with State Equation took 800 ms to find 0 implicit places.
Running 111 sub problems to find dead transitions.
[2024-05-24 20:12:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 2/249 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/299 variables, and 153 constraints, problems are : Problem set: 0 solved, 111 unsolved in 6732 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 111/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 2/249 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/299 variables, and 264 constraints, problems are : Problem set: 0 solved, 111 unsolved in 8161 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 14916ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 14918ms
Starting structural reductions in LI_LTL mode, iteration 1 : 159/303 places, 140/283 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 15742 ms. Remains : 159/303 places, 140/283 transitions.
Running random walk in product with property : HirschbergSinclair-PT-15-LTLCardinality-12
Product exploration explored 100000 steps with 718 reset in 294 ms.
Product exploration explored 100000 steps with 719 reset in 346 ms.
Computed a total of 159 stabilizing places and 140 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 159 transition count 140
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 293 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 24 states, 70 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1366 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false, false, false, (AND (NOT p2) (NOT p0) (NOT p1)), false, false, (AND p2 (NOT p0) (NOT p1)), false, false, false, (AND (NOT p2) (NOT p0) (NOT p1)), false, false, (AND p2 (NOT p0) (NOT p1)), false, false, false]
Reduction of identical properties reduced properties to check from 15 to 13
RANDOM walk for 40000 steps (248 resets) in 1111 ms. (35 steps per ms) remains 4/13 properties
BEST_FIRST walk for 40004 steps (35 resets) in 156 ms. (254 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (36 resets) in 184 ms. (216 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (36 resets) in 181 ms. (219 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (32 resets) in 185 ms. (215 steps per ms) remains 4/4 properties
[2024-05-24 20:12:37] [INFO ] Invariant cache hit.
Problem apf1 is UNSAT
Problem apf9 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem apf2 is UNSAT
At refinement iteration 5 (OVERLAPS) 113/244 variables, 131/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/245 variables, 1/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/299 variables, and 151 constraints, problems are : Problem set: 3 solved, 1 unsolved in 167 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 132/159 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf8 is UNSAT
After SMT solving in domain Int declared 244/299 variables, and 150 constraints, problems are : Problem set: 4 solved, 0 unsolved in 163 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 131/159 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 337ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2))), (G (OR (NOT p2) (NOT p0) (NOT p1))), (G (OR p2 p0 (NOT p1))), (G (OR (NOT p2) p0 p1)), (G (OR (NOT p2) p0 (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p2) (NOT p0) p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT (AND (NOT p2) p0 (NOT p1)))), (F (NOT (OR p2 p0 p1))), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (AND (NOT p2) p0) (AND (NOT p2) p1)))), (F p2), (F (NOT p0)), (F (NOT (AND (NOT p2) p0 (NOT p1))))]
Knowledge based reduction with 12 factoid took 3275 ms. Reduced automaton from 24 states, 70 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1009 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), false, (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false]
Stuttering acceptance computed with spot in 1109 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), false, (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false]
Support contains 5 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 140/140 transitions.
Applied a total of 0 rules in 7 ms. Remains 159 /159 variables (removed 0) and now considering 140/140 (removed 0) transitions.
[2024-05-24 20:12:42] [INFO ] Invariant cache hit.
[2024-05-24 20:12:43] [INFO ] Implicit Places using invariants in 313 ms returned []
[2024-05-24 20:12:43] [INFO ] Invariant cache hit.
[2024-05-24 20:12:43] [INFO ] Implicit Places using invariants and state equation in 492 ms returned []
Implicit Place search using SMT with State Equation took 808 ms to find 0 implicit places.
[2024-05-24 20:12:43] [INFO ] Redundant transitions in 1 ms returned []
Running 111 sub problems to find dead transitions.
[2024-05-24 20:12:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 2/249 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/299 variables, and 153 constraints, problems are : Problem set: 0 solved, 111 unsolved in 6700 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 111/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 2/249 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/299 variables, and 264 constraints, problems are : Problem set: 0 solved, 111 unsolved in 7966 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 14684ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 14687ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 15510 ms. Remains : 159/159 places, 140/140 transitions.
Computed a total of 159 stabilizing places and 140 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 159 transition count 140
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) p1))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 p1))), (X (AND (NOT p2) p0)), (X (NOT (AND p2 p0 p1))), (X (AND (NOT p2) p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X p0), (X (AND p0 (NOT p1))), (X (NOT (OR p2 (NOT p0) p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p2) p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (OR p2 (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 32 factoid took 468 ms. Reduced automaton from 17 states, 49 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 994 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Reduction of identical properties reduced properties to check from 15 to 14
RANDOM walk for 40000 steps (248 resets) in 1186 ms. (33 steps per ms) remains 4/14 properties
BEST_FIRST walk for 40003 steps (37 resets) in 196 ms. (203 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (36 resets) in 226 ms. (176 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (34 resets) in 119 ms. (333 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (36 resets) in 185 ms. (215 steps per ms) remains 4/4 properties
[2024-05-24 20:13:00] [INFO ] Invariant cache hit.
Problem apf6 is UNSAT
Problem apf8 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Problem apf1 is UNSAT
At refinement iteration 5 (OVERLAPS) 113/244 variables, 131/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/244 variables, 0/150 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/245 variables, 1/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/245 variables, 0/151 constraints. Problems are: Problem set: 3 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 245/299 variables, and 151 constraints, problems are : Problem set: 3 solved, 1 unsolved in 211 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 132/159 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 101/106 variables, 16/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/106 variables, 0/16 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 25/131 variables, 3/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/131 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 1 unsolved
Problem apf11 is UNSAT
After SMT solving in domain Int declared 244/299 variables, and 150 constraints, problems are : Problem set: 4 solved, 0 unsolved in 162 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 131/159 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 380ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 4 invariant AP formulas.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p0) p1))), (X (NOT (AND p2 (NOT p0) (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 p1))), (X (AND (NOT p2) p0)), (X (NOT (AND p2 p0 p1))), (X (AND (NOT p2) p0 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p0) p1))), (X p0), (X (AND p0 (NOT p1))), (X (NOT (OR p2 (NOT p0) p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p0) p1)))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (AND (NOT p2) p0))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p2) p0 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X p0)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (OR p2 (NOT p0) p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G (NOT p2))), (G (OR p0 p2 (NOT p1))), (G (OR p0 (NOT p2) (NOT p1))), (G (OR p0 (NOT p2) p1)), (G (OR (NOT p0) (NOT p2) (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p2 p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p1), (F (NOT p0)), (F (NOT (AND p0 (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT (AND p0 (NOT p2) (NOT p1)))), (F p2), (F (NOT (AND p0 (NOT p2)))), (F (NOT (AND p0 (NOT p2) (NOT p1))))]
Knowledge based reduction with 36 factoid took 1462 ms. Reduced automaton from 17 states, 49 edges and 3 AP (stutter insensitive) to 17 states, 49 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 1079 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Stuttering acceptance computed with spot in 982 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Stuttering acceptance computed with spot in 1017 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), false, (NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), false, false, false]
Product exploration explored 100000 steps with 806 reset in 408 ms.
Product exploration explored 100000 steps with 801 reset in 335 ms.
Support contains 5 out of 159 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 159/159 places, 140/140 transitions.
Applied a total of 0 rules in 4 ms. Remains 159 /159 variables (removed 0) and now considering 140/140 (removed 0) transitions.
[2024-05-24 20:13:06] [INFO ] Invariant cache hit.
[2024-05-24 20:13:06] [INFO ] Implicit Places using invariants in 252 ms returned []
[2024-05-24 20:13:06] [INFO ] Invariant cache hit.
[2024-05-24 20:13:06] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 713 ms to find 0 implicit places.
[2024-05-24 20:13:07] [INFO ] Redundant transitions in 0 ms returned []
Running 111 sub problems to find dead transitions.
[2024-05-24 20:13:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (OVERLAPS) 2/249 variables, 2/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (OVERLAPS) 0/249 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Real declared 249/299 variables, and 153 constraints, problems are : Problem set: 0 solved, 111 unsolved in 6664 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 111 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/130 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/130 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 2 (OVERLAPS) 2/132 variables, 16/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/132 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 4 (OVERLAPS) 115/247 variables, 132/151 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/247 variables, 111/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/262 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 7 (OVERLAPS) 2/249 variables, 2/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
At refinement iteration 9 (OVERLAPS) 0/249 variables, 0/264 constraints. Problems are: Problem set: 0 solved, 111 unsolved
No progress, stopping.
After SMT solving in domain Int declared 249/299 variables, and 264 constraints, problems are : Problem set: 0 solved, 111 unsolved in 7934 ms.
Refiners :[Generalized P Invariants (flows): 19/19 constraints, State Equation: 134/159 constraints, PredecessorRefiner: 111/111 constraints, Known Traps: 0/0 constraints]
After SMT, in 14618ms problems are : Problem set: 0 solved, 111 unsolved
Search for dead transitions found 0 dead transitions in 14620ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 15347 ms. Remains : 159/159 places, 140/140 transitions.
Treatment of property HirschbergSinclair-PT-15-LTLCardinality-12 finished in 63842 ms.
[2024-05-24 20:13:21] [INFO ] Flatten gal took : 37 ms
[2024-05-24 20:13:21] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 5 ms.
[2024-05-24 20:13:21] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 303 places, 283 transitions and 847 arcs took 12 ms.
Total runtime 738524 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running HirschbergSinclair-PT-15
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/413/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 303
TRANSITIONS: 283
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.012s, Sys 0.000s]
SAVING FILE /home/mcc/execution/413/model (.net / .def) ...
EXPORT TIME: [User 0.002s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2886
MODEL NAME: /home/mcc/execution/413/model
303 places, 283 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA HirschbergSinclair-PT-15-LTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA HirschbergSinclair-PT-15-LTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA HirschbergSinclair-PT-15-LTLCardinality-12 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716581950984
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HirschbergSinclair-PT-15"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is HirschbergSinclair-PT-15, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r201-smll-171649586500075"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-15.tgz
mv HirschbergSinclair-PT-15 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;