About the Execution of ITS-Tools for DNAwalker-PT-14ringLRLarge
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | TFFFTFTFFFFFT?FF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067400436.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is DNAwalker-PT-14ringLRLarge, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067400436
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 14 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 135K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-00
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-01
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-02
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-03
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-04
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-05
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-06
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-07
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-08
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-09
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-10
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-11
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-12
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-13
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-14
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748718997730
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-14ringLRLarge
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 19:16:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 19:16:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 19:16:38] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2025-05-31 19:16:38] [INFO ] Transformed 33 places.
[2025-05-31 19:16:39] [INFO ] Transformed 312 transitions.
[2025-05-31 19:16:39] [INFO ] Parsed PT model containing 33 places and 312 transitions and 916 arcs in 157 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 10 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:16:39] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:16:39] [INFO ] Computed 0 invariants in 8 ms
[2025-05-31 19:16:39] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20062 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20045 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40334ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40352ms
[2025-05-31 19:17:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:17:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:17:19] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 19:17:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:17:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:17:19] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:17:19] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 184 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:17:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:17:19] [INFO ] Invariant cache hit.
[2025-05-31 19:17:19] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60143ms
Finished structural reductions in LTL mode , in 1 iterations and 100743 ms. Remains : 33/33 places, 312/312 transitions.
Support contains 25 out of 33 places after structural reductions.
[2025-05-31 19:18:20] [INFO ] Flatten gal took : 43 ms
[2025-05-31 19:18:20] [INFO ] Flatten gal took : 20 ms
[2025-05-31 19:18:20] [INFO ] Input system was already deterministic with 312 transitions.
Reduction of identical properties reduced properties to check from 31 to 29
RANDOM walk for 40000 steps (3114 resets) in 1345 ms. (29 steps per ms) remains 3/29 properties
BEST_FIRST walk for 40003 steps (180 resets) in 126 ms. (314 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (188 resets) in 74 ms. (533 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (185 resets) in 107 ms. (370 steps per ms) remains 3/3 properties
[2025-05-31 19:18:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:18:20] [INFO ] Invariant cache hit.
[2025-05-31 19:18:20] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 172/335 variables, 22/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/335 variables, 44/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/335 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 8/343 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 3 unsolved in 206 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 172/335 variables, 22/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/344 variables, and 99 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3095 ms.
Refiners :[State Equation: 29/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3311ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 29 transition count 300
Applied a total of 12 rules in 40 ms. Remains 29 /33 variables (removed 4) and now considering 300/312 (removed 12) transitions.
Running 276 sub problems to find dead transitions.
// Phase 1: matrix 300 rows 29 cols
[2025-05-31 19:18:24] [INFO ] Computed 0 invariants in 4 ms
[2025-05-31 19:18:24] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 26/53 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 2/329 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 55 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10210 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 26/53 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 276/329 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/327 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 331 constraints, problems are : Problem set: 0 solved, 276 unsolved in 20014 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30313ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 30314ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30355 ms. Remains : 29/33 places, 300/312 transitions.
RANDOM walk for 40000 steps (4084 resets) in 310 ms. (128 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (304 resets) in 69 ms. (571 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (310 resets) in 62 ms. (634 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (294 resets) in 86 ms. (459 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 927897 steps, run timeout after 3001 ms. (steps per millisecond=309 ) properties seen :0 out of 3
Probabilistic random walk after 927897 steps, saw 192404 distinct states, run finished after 3010 ms. (steps per millisecond=308 ) properties seen :0
[2025-05-31 19:18:57] [INFO ] Invariant cache hit.
[2025-05-31 19:18:57] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 166/329 variables, 22/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 55 constraints, problems are : Problem set: 0 solved, 3 unsolved in 195 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 55 constraints, problems are : Problem set: 0 solved, 3 unsolved in 27142 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27353ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 10 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 29/29 places, 300/300 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 5 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-05-31 19:19:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:19:25] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-31 19:19:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:19:25] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-05-31 19:19:25] [INFO ] Implicit Places using invariants and state equation in 675 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 719 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 28/29 places, 288/300 transitions.
Applied a total of 0 rules in 6 ms. Remains 28 /28 variables (removed 0) and now considering 288/288 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 731 ms. Remains : 28/29 places, 288/300 transitions.
RANDOM walk for 40000 steps (3033 resets) in 635 ms. (62 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (268 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (282 resets) in 42 ms. (930 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (263 resets) in 74 ms. (533 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 1145034 steps, run timeout after 3001 ms. (steps per millisecond=381 ) properties seen :0 out of 3
Probabilistic random walk after 1145034 steps, saw 236150 distinct states, run finished after 3001 ms. (steps per millisecond=381 ) properties seen :0
// Phase 1: matrix 288 rows 28 cols
[2025-05-31 19:19:28] [INFO ] Computed 0 invariants in 4 ms
[2025-05-31 19:19:28] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 153/316 variables, 21/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 54 constraints, problems are : Problem set: 0 solved, 3 unsolved in 183 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 156/163 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/163 variables, 26/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/163 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 316/316 variables, and 54 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45101 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45297ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 288/288 transitions.
Applied a total of 0 rules in 8 ms. Remains 28 /28 variables (removed 0) and now considering 288/288 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 28/28 places, 288/288 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 288/288 transitions.
Applied a total of 0 rules in 4 ms. Remains 28 /28 variables (removed 0) and now considering 288/288 (removed 0) transitions.
[2025-05-31 19:20:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:20:14] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-31 19:20:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:20:14] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-05-31 19:20:14] [INFO ] Implicit Places using invariants and state equation in 366 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:20:14] [INFO ] Redundant transitions in 20 ms returned []
Running 264 sub problems to find dead transitions.
[2025-05-31 19:20:14] [INFO ] Invariant cache hit.
[2025-05-31 19:20:14] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 1 (OVERLAPS) 288/314 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/314 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/314 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 4 (OVERLAPS) 2/316 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/316 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 6 (OVERLAPS) 0/316 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 264 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/316 variables, and 54 constraints, problems are : Problem set: 0 solved, 264 unsolved in 9493 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 264/264 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 264 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 1 (OVERLAPS) 288/314 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/314 variables, 26/52 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/314 variables, 264/316 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/314 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 264 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 316/316 variables, and 318 constraints, problems are : Problem set: 0 solved, 264 unsolved in 30021 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 264/264 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39600ms problems are : Problem set: 0 solved, 264 unsolved
Search for dead transitions found 0 dead transitions in 39600ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40033 ms. Remains : 28/28 places, 288/288 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(!p0) U X((X(p0)&&p1))))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:20:54] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:20:54] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:20:54] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20022 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40130ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40131ms
[2025-05-31 19:21:34] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:21:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:21:34] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-31 19:21:34] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:21:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:21:34] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:21:35] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:21:35] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:21:35] [INFO ] Invariant cache hit.
[2025-05-31 19:21:35] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30010 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30029 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60114ms
Finished structural reductions in LTL mode , in 1 iterations and 100681 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 314 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (AND p0 (NOT p1)), (NOT p0), false]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-01
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 2 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-01 finished in 101069 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U !p1) U X((X(p2)||(X(p4)&&p3)))))'
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 4 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:22:35] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:22:35] [INFO ] Invariant cache hit.
[2025-05-31 19:22:35] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40091ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40092ms
[2025-05-31 19:23:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:23:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:23:15] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-31 19:23:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:23:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:23:15] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:23:16] [INFO ] Implicit Places using invariants and state equation in 267 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:23:16] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:23:16] [INFO ] Invariant cache hit.
[2025-05-31 19:23:16] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Error getting values : (error "ParserException while parsing response: ((t0 1.0)
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(t90 (/ 1.0 2.0)timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30015 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30020 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in LTL mode , in 1 iterations and 100512 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 651 ms :[(OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p2) (NOT p4))), (NOT p2), (AND (NOT p2) (NOT p4)), true, (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (AND (NOT p2) (NOT p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) (NOT p4))), (AND (NOT p2) (NOT p4)), (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p2) (NOT p4))), (AND p1 (NOT p2) (NOT p4)), (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p4)), p1]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-02
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-02 finished in 101190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)||(X(p1)&&F(p2)))))'
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:24:16] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:24:16] [INFO ] Invariant cache hit.
[2025-05-31 19:24:16] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20015 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40105ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40106ms
[2025-05-31 19:24:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:24:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:24:57] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-05-31 19:24:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:24:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:24:57] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:24:57] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 360 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:24:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:24:57] [INFO ] Invariant cache hit.
[2025-05-31 19:24:57] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/385 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30025 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60110ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60111ms
Finished structural reductions in LTL mode , in 1 iterations and 100584 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-03
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-03 finished in 100716 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 13 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:25:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:25:57] [INFO ] Invariant cache hit.
[2025-05-31 19:25:57] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20011 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20020 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40102ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40103ms
[2025-05-31 19:26:37] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:26:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:26:37] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-31 19:26:37] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:26:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:26:37] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:26:38] [INFO ] Implicit Places using invariants and state equation in 411 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:26:38] [INFO ] Redundant transitions in 11 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:26:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:26:38] [INFO ] Invariant cache hit.
[2025-05-31 19:26:38] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30023 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/385 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30016 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60117ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60118ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100697 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 168 ms.
Product exploration explored 100000 steps with 0 reset in 109 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 183 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
RANDOM walk for 64 steps (4 resets) in 4 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 185 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 5 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:27:39] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:27:39] [INFO ] Invariant cache hit.
[2025-05-31 19:27:39] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20022 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20011 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40119ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40120ms
[2025-05-31 19:28:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:28:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:28:19] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-31 19:28:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:28:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:28:19] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:28:19] [INFO ] Implicit Places using invariants and state equation in 392 ms returned []
Implicit Place search using SMT with State Equation took 430 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:28:19] [INFO ] Redundant transitions in 3 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:28:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:28:19] [INFO ] Invariant cache hit.
[2025-05-31 19:28:19] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30015 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30019 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60121ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60122ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100686 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 157 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 179 steps (12 resets) in 6 ms. (25 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 204 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 108 ms.
Product exploration explored 100000 steps with 0 reset in 75 ms.
Built C files in :
/tmp/ltsmin4827808180688968421
[2025-05-31 19:29:20] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2025-05-31 19:29:20] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:29:20] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2025-05-31 19:29:20] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:29:20] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2025-05-31 19:29:20] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:29:20] [INFO ] Built C files in 79ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4827808180688968421
Running compilation step : cd /tmp/ltsmin4827808180688968421;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 687 ms.
Running link step : cd /tmp/ltsmin4827808180688968421;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin4827808180688968421;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7321194402144095221.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 6 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:29:35] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:29:35] [INFO ] Invariant cache hit.
[2025-05-31 19:29:35] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20025 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
SMT process timed out in 40118ms, After SMT, problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40119ms
[2025-05-31 19:30:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:30:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:30:15] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-31 19:30:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:30:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:30:15] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:30:16] [INFO ] Implicit Places using invariants and state equation in 409 ms returned []
Implicit Place search using SMT with State Equation took 449 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:30:16] [INFO ] Redundant transitions in 4 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:30:16] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:30:16] [INFO ] Invariant cache hit.
[2025-05-31 19:30:16] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30023 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60100ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60101ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100684 ms. Remains : 33/33 places, 312/312 transitions.
Built C files in :
/tmp/ltsmin8451256668108889535
[2025-05-31 19:31:16] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2025-05-31 19:31:16] [INFO ] Computation of Complete disable matrix. took 11 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:31:16] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2025-05-31 19:31:16] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:31:16] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2025-05-31 19:31:16] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 19:31:16] [INFO ] Built C files in 57ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8451256668108889535
Running compilation step : cd /tmp/ltsmin8451256668108889535;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 552 ms.
Running link step : cd /tmp/ltsmin8451256668108889535;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin8451256668108889535;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased14657990354205408376.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-31 19:31:31] [INFO ] Flatten gal took : 12 ms
[2025-05-31 19:31:31] [INFO ] Flatten gal took : 11 ms
[2025-05-31 19:31:31] [INFO ] Time to serialize gal into /tmp/LTL4344190525510971392.gal : 4 ms
[2025-05-31 19:31:31] [INFO ] Time to serialize properties into /tmp/LTL13597867668064435746.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4344190525510971392.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12763990247261344617.hoa' '-atoms' '/tmp/LTL13597867668064435746.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL13597867668064435746.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12763990247261344617.hoa
Detected timeout of ITS tools.
[2025-05-31 19:31:46] [INFO ] Flatten gal took : 10 ms
[2025-05-31 19:31:46] [INFO ] Flatten gal took : 10 ms
[2025-05-31 19:31:46] [INFO ] Time to serialize gal into /tmp/LTL17035381468430785986.gal : 7 ms
[2025-05-31 19:31:46] [INFO ] Time to serialize properties into /tmp/LTL1744313811071839681.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17035381468430785986.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1744313811071839681.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G("((A9<1)||(A15<2))"))))
Formula 0 simplified : GF!"((A9<1)||(A15<2))"
Detected timeout of ITS tools.
[2025-05-31 19:32:01] [INFO ] Flatten gal took : 9 ms
[2025-05-31 19:32:01] [INFO ] Applying decomposition
[2025-05-31 19:32:01] [INFO ] Flatten gal took : 9 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph567803738008260882.txt' '-o' '/tmp/graph567803738008260882.bin' '-w' '/tmp/graph567803738008260882.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph567803738008260882.bin' '-l' '-1' '-v' '-w' '/tmp/graph567803738008260882.weights' '-q' '0' '-e' '0.001'
[2025-05-31 19:32:01] [INFO ] Decomposing Gal with order
[2025-05-31 19:32:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 19:32:01] [INFO ] Removed a total of 544 redundant transitions.
[2025-05-31 19:32:01] [INFO ] Flatten gal took : 46 ms
[2025-05-31 19:32:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 3 ms.
[2025-05-31 19:32:01] [INFO ] Time to serialize gal into /tmp/LTL16613291994640900778.gal : 3 ms
[2025-05-31 19:32:01] [INFO ] Time to serialize properties into /tmp/LTL2341913507077899525.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16613291994640900778.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2341913507077899525.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F(G("((u8.A9<1)||(u14.A15<2))"))))
Formula 0 simplified : GF!"((u8.A9<1)||(u14.A15<2))"
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
Detected timeout of ITS tools.
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-04 finished in 379349 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(!p0)) U ((p1 U p2) U p3))))'
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:32:17] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:32:17] [INFO ] Invariant cache hit.
[2025-05-31 19:32:17] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/385 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20016 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40104ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40106ms
[2025-05-31 19:32:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:32:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:32:57] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-05-31 19:32:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:32:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:32:57] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:32:57] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:32:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:32:57] [INFO ] Invariant cache hit.
[2025-05-31 19:32:57] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30011 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30016 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60101ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60103ms
Finished structural reductions in LTL mode , in 1 iterations and 100550 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 394 ms :[(NOT p3), p0, (NOT p3), (AND p0 (NOT p2) p3), (AND p0 (NOT p3)), p0, true, (AND p0 (NOT p2)), (AND p0 (NOT p3)), (NOT p2), (NOT p3)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-05
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-05 finished in 100979 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(X(p0))&&G((p1||G(p2)))) U p3))'
Support contains 8 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:33:57] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:33:58] [INFO ] Invariant cache hit.
[2025-05-31 19:33:58] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40102ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40103ms
[2025-05-31 19:34:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:34:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:34:38] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-31 19:34:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:34:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:34:38] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:34:38] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:34:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:34:38] [INFO ] Invariant cache hit.
[2025-05-31 19:34:38] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30008 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in LTL mode , in 1 iterations and 100536 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 202 ms :[(NOT p3), true, (NOT p0), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-08 finished in 100761 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 7 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:35:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:35:38] [INFO ] Invariant cache hit.
[2025-05-31 19:35:38] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20019 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/385 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20023 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40119ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40120ms
[2025-05-31 19:36:18] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:36:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:36:18] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-31 19:36:18] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:36:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:36:18] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:36:19] [INFO ] Implicit Places using invariants and state equation in 456 ms returned []
Implicit Place search using SMT with State Equation took 498 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:36:19] [INFO ] Redundant transitions in 2 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:36:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:36:19] [INFO ] Invariant cache hit.
[2025-05-31 19:36:19] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
SMT process timed out in 60100ms, After SMT, problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60101ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100740 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-09
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-09 finished in 100880 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U X(X(G(!p1)))) U ((F(p0) U X(X(G(!p1))))&&p2))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:37:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:37:19] [INFO ] Invariant cache hit.
[2025-05-31 19:37:19] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20015 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20014 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40092ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40095ms
[2025-05-31 19:37:59] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:37:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:37:59] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-31 19:37:59] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:37:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:37:59] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:38:00] [INFO ] Implicit Places using invariants and state equation in 330 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:38:00] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:38:00] [INFO ] Invariant cache hit.
[2025-05-31 19:38:00] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30011 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60112ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in LTL mode , in 1 iterations and 100588 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, (NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-10
Stuttering criterion allowed to conclude after 15 steps with 1 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-10 finished in 100875 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X((G(p1)||p0)))))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:39:00] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:39:00] [INFO ] Invariant cache hit.
[2025-05-31 19:39:00] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
SMT process timed out in 40100ms, After SMT, problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40102ms
[2025-05-31 19:39:40] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:39:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:39:40] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-31 19:39:40] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:39:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:39:40] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:39:41] [INFO ] Implicit Places using invariants and state equation in 407 ms returned []
Implicit Place search using SMT with State Equation took 449 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:39:41] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:39:41] [INFO ] Invariant cache hit.
[2025-05-31 19:39:41] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30027 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30012 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60114ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in LTL mode , in 1 iterations and 100671 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 282 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1067 steps with 177 reset in 12 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-11 finished in 100984 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0)||X(G(!p1))) U X(!p2)))'
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:40:41] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:40:41] [INFO ] Invariant cache hit.
[2025-05-31 19:40:41] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20019 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20020 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40110ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40111ms
[2025-05-31 19:41:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:41:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:41:21] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-05-31 19:41:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:41:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:41:21] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:41:21] [INFO ] Implicit Places using invariants and state equation in 312 ms returned []
Implicit Place search using SMT with State Equation took 373 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:41:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:41:21] [INFO ] Invariant cache hit.
[2025-05-31 19:41:21] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30011 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60089ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60090ms
Finished structural reductions in LTL mode , in 1 iterations and 100580 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 201 ms :[p2, p2, (AND p0 p2 p1), p0, (AND p0 p1)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-12
Product exploration explored 100000 steps with 48543 reset in 235 ms.
Product exploration explored 100000 steps with 48547 reset in 244 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p2))), (X (NOT (AND p0 p2 p1))), (X (NOT p1)), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2)))]
Knowledge based reduction with 16 factoid took 1402 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
RANDOM walk for 40000 steps (3108 resets) in 518 ms. (77 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40003 steps (167 resets) in 141 ms. (281 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (159 resets) in 79 ms. (500 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (167 resets) in 84 ms. (470 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (184 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (167 resets) in 198 ms. (201 steps per ms) remains 5/5 properties
[2025-05-31 19:42:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:42:24] [INFO ] Invariant cache hit.
[2025-05-31 19:42:24] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 171/335 variables, 22/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/335 variables, 40/99 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/335 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 8/343 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 5 unsolved in 310 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:42:25] [INFO ] Deduced a trap composed of 1 places in 29 ms of which 5 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 171/335 variables, 22/60 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/344 variables, and 100 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5003 ms.
Refiners :[State Equation: 29/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5329ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 29 transition count 300
Applied a total of 12 rules in 13 ms. Remains 29 /33 variables (removed 4) and now considering 300/312 (removed 12) transitions.
Running 276 sub problems to find dead transitions.
// Phase 1: matrix 300 rows 29 cols
[2025-05-31 19:42:30] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:42:30] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 30/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 2/329 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 59 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10262 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 30/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 276/333 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/327 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (OVERLAPS) 2/329 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 335 constraints, problems are : Problem set: 0 solved, 276 unsolved in 20021 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30365ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 30366ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30380 ms. Remains : 29/33 places, 300/312 transitions.
RANDOM walk for 40000 steps (4062 resets) in 209 ms. (190 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (269 resets) in 50 ms. (784 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (247 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (263 resets) in 64 ms. (615 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (292 resets) in 39 ms. (1000 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (273 resets) in 43 ms. (909 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 779737 steps, run timeout after 3001 ms. (steps per millisecond=259 ) properties seen :0 out of 5
Probabilistic random walk after 779737 steps, saw 165631 distinct states, run finished after 3001 ms. (steps per millisecond=259 ) properties seen :0
[2025-05-31 19:43:03] [INFO ] Invariant cache hit.
[2025-05-31 19:43:03] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 165/329 variables, 22/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 59 constraints, problems are : Problem set: 0 solved, 5 unsolved in 239 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:43:03] [INFO ] Deduced a trap composed of 1 places in 29 ms of which 2 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 60 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45007 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45262ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 9 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 29/29 places, 300/300 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 4 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-05-31 19:43:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:43:48] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-05-31 19:43:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:43:48] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-31 19:43:49] [INFO ] Implicit Places using invariants and state equation in 418 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 470 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 28/29 places, 289/300 transitions.
Applied a total of 0 rules in 9 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 483 ms. Remains : 28/29 places, 289/300 transitions.
RANDOM walk for 40000 steps (3082 resets) in 178 ms. (223 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (256 resets) in 38 ms. (1025 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (236 resets) in 68 ms. (579 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (242 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (264 resets) in 36 ms. (1081 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (251 resets) in 40 ms. (975 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 718094 steps, run timeout after 3001 ms. (steps per millisecond=239 ) properties seen :0 out of 5
Probabilistic random walk after 718094 steps, saw 153109 distinct states, run finished after 3001 ms. (steps per millisecond=239 ) properties seen :0
// Phase 1: matrix 289 rows 28 cols
[2025-05-31 19:43:52] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:43:52] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 153/317 variables, 21/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 317/317 variables, and 58 constraints, problems are : Problem set: 0 solved, 5 unsolved in 255 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:43:52] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 2 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 59 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75008 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75276ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 289/289 transitions.
Applied a total of 0 rules in 8 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 28/28 places, 289/289 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 289/289 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
[2025-05-31 19:45:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:45:07] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-31 19:45:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:45:07] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-31 19:45:08] [INFO ] Implicit Places using invariants and state equation in 406 ms returned []
Implicit Place search using SMT with State Equation took 450 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:45:08] [INFO ] Redundant transitions in 2 ms returned []
Running 266 sub problems to find dead transitions.
[2025-05-31 19:45:08] [INFO ] Invariant cache hit.
[2025-05-31 19:45:08] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 4 (OVERLAPS) 2/317 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 6 (OVERLAPS) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
No progress, stopping.
After SMT solving in domain Real declared 317/317 variables, and 58 constraints, problems are : Problem set: 0 solved, 266 unsolved in 9210 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 266/266 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 266 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 266/322 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 266 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 324 constraints, problems are : Problem set: 0 solved, 266 unsolved in 30017 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 266/266 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39293ms problems are : Problem set: 0 solved, 266 unsolved
Search for dead transitions found 0 dead transitions in 39294ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39757 ms. Remains : 28/28 places, 289/289 transitions.
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p2))), (X (NOT (AND p0 p2 p1))), (X (NOT p1)), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (F (NOT (OR (NOT p0) p1))), (F p0), (F p2)]
Knowledge based reduction with 16 factoid took 1889 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 167 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 4 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:45:49] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:45:49] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 19:45:49] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20022 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40114ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40115ms
[2025-05-31 19:46:29] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:46:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:46:29] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-31 19:46:29] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:46:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:46:29] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:46:30] [INFO ] Implicit Places using invariants and state equation in 318 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:46:30] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:46:30] [INFO ] Invariant cache hit.
[2025-05-31 19:46:30] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30010 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30016 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60115ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in LTL mode , in 1 iterations and 100596 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p2 p0))), (X (NOT p0)), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p2 p0 (NOT p1))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2)))]
Knowledge based reduction with 11 factoid took 1298 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 185 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
RANDOM walk for 40000 steps (3102 resets) in 328 ms. (121 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40003 steps (170 resets) in 52 ms. (754 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (160 resets) in 48 ms. (816 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (169 resets) in 37 ms. (1052 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (184 resets) in 35 ms. (1111 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (169 resets) in 61 ms. (645 steps per ms) remains 5/5 properties
[2025-05-31 19:47:32] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:47:32] [INFO ] Invariant cache hit.
[2025-05-31 19:47:32] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 171/335 variables, 22/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/335 variables, 40/99 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/335 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 8/343 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 5 unsolved in 278 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:47:32] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 2 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 171/335 variables, 22/60 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 335/344 variables, and 100 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5004 ms.
Refiners :[State Equation: 29/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5293ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 29 transition count 300
Applied a total of 12 rules in 10 ms. Remains 29 /33 variables (removed 4) and now considering 300/312 (removed 12) transitions.
Running 276 sub problems to find dead transitions.
// Phase 1: matrix 300 rows 29 cols
[2025-05-31 19:47:37] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 19:47:37] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 30/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 2/329 variables, 2/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 59 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10355 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 30/57 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 276/333 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/327 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 335 constraints, problems are : Problem set: 0 solved, 276 unsolved in 20018 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30463ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 30463ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30474 ms. Remains : 29/33 places, 300/312 transitions.
RANDOM walk for 40000 steps (4051 resets) in 254 ms. (156 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (278 resets) in 42 ms. (930 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (249 resets) in 42 ms. (930 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (261 resets) in 47 ms. (833 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (292 resets) in 56 ms. (701 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (274 resets) in 61 ms. (645 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 708302 steps, run timeout after 3001 ms. (steps per millisecond=236 ) properties seen :0 out of 5
Probabilistic random walk after 708302 steps, saw 150930 distinct states, run finished after 3004 ms. (steps per millisecond=235 ) properties seen :0
[2025-05-31 19:48:11] [INFO ] Invariant cache hit.
[2025-05-31 19:48:11] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 165/329 variables, 22/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 59 constraints, problems are : Problem set: 0 solved, 5 unsolved in 280 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:48:11] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 60 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45004 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45295ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 3 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 29/29 places, 300/300 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 2 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2025-05-31 19:48:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:48:56] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-05-31 19:48:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:48:56] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-31 19:48:56] [INFO ] Implicit Places using invariants and state equation in 418 ms returned [23]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 470 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 28/29 places, 289/300 transitions.
Applied a total of 0 rules in 6 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 478 ms. Remains : 28/29 places, 289/300 transitions.
RANDOM walk for 40000 steps (3111 resets) in 255 ms. (156 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (258 resets) in 54 ms. (727 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (233 resets) in 55 ms. (714 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (235 resets) in 70 ms. (563 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (265 resets) in 60 ms. (655 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (254 resets) in 55 ms. (714 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 783046 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :0 out of 5
Probabilistic random walk after 783046 steps, saw 166239 distinct states, run finished after 3003 ms. (steps per millisecond=260 ) properties seen :0
// Phase 1: matrix 289 rows 28 cols
[2025-05-31 19:49:00] [INFO ] Computed 0 invariants in 4 ms
[2025-05-31 19:49:00] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 157/164 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 30/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 153/317 variables, 21/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 317/317 variables, and 58 constraints, problems are : Problem set: 0 solved, 5 unsolved in 245 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 19:49:00] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 2 ms to minimize.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 157/164 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/164 variables, 30/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/164 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 59 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75008 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 0/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75273ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 7 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 289/289 transitions.
Applied a total of 0 rules in 3 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 28/28 places, 289/289 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 289/289 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 289/289 (removed 0) transitions.
[2025-05-31 19:50:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:50:15] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 19:50:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:50:15] [INFO ] State equation strengthened by 30 read => feed constraints.
[2025-05-31 19:50:15] [INFO ] Implicit Places using invariants and state equation in 399 ms returned []
Implicit Place search using SMT with State Equation took 432 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:50:15] [INFO ] Redundant transitions in 3 ms returned []
Running 266 sub problems to find dead transitions.
[2025-05-31 19:50:15] [INFO ] Invariant cache hit.
[2025-05-31 19:50:15] [INFO ] State equation strengthened by 30 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 4 (OVERLAPS) 2/317 variables, 2/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 6 (OVERLAPS) 0/317 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 266 unsolved
No progress, stopping.
After SMT solving in domain Real declared 317/317 variables, and 58 constraints, problems are : Problem set: 0 solved, 266 unsolved in 9390 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 266/266 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 266 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 30/56 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 266/322 constraints. Problems are: Problem set: 0 solved, 266 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 266 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 317/317 variables, and 324 constraints, problems are : Problem set: 0 solved, 266 unsolved in 30024 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 30/30 constraints, PredecessorRefiner: 266/266 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39489ms problems are : Problem set: 0 solved, 266 unsolved
Search for dead transitions found 0 dead transitions in 39490ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39935 ms. Remains : 28/28 places, 289/289 transitions.
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT (AND p2 p0))), (X (NOT p0)), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND p2 p0 p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p2 p0 (NOT p1))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2))), (F (NOT (OR (NOT p0) p1))), (F p0), (F p2)]
Knowledge based reduction with 11 factoid took 1939 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 218 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Stuttering acceptance computed with spot in 217 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Product exploration explored 100000 steps with 48521 reset in 214 ms.
Product exploration explored 100000 steps with 48512 reset in 224 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 216 ms :[p2, p2, (AND p0 p1 p2), p0, (AND p0 p1)]
Support contains 7 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 8 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:50:58] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:50:58] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:50:58] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20020 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
SMT process timed out in 40110ms, After SMT, problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40111ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:51:38] [INFO ] Redundant transitions in 4 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:51:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:51:38] [INFO ] Invariant cache hit.
[2025-05-31 19:51:38] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30019 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60109ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100248 ms. Remains : 33/33 places, 312/312 transitions.
Built C files in :
/tmp/ltsmin2028616323699850482
[2025-05-31 19:52:38] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2028616323699850482
Running compilation step : cd /tmp/ltsmin2028616323699850482;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 429 ms.
Running link step : cd /tmp/ltsmin2028616323699850482;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin2028616323699850482;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased13201038599020217998.hoa' '--buchi-type=spotba'
LTSmin run took 484 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-12 finished in 718420 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((F(p0) U p1))||G(!p2))))'
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 6 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:52:39] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:52:39] [INFO ] Invariant cache hit.
[2025-05-31 19:52:39] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40106ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40106ms
[2025-05-31 19:53:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:53:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:53:20] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 19:53:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:53:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:53:20] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:53:20] [INFO ] Implicit Places using invariants and state equation in 308 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:53:20] [INFO ] Redundant transitions in 1 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:53:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:53:20] [INFO ] Invariant cache hit.
[2025-05-31 19:53:20] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30015 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30019 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60115ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100593 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 115 ms.
Product exploration explored 100000 steps with 0 reset in 159 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
Knowledge based reduction with 15 factoid took 2985 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 3 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
RANDOM walk for 40000 steps (3092 resets) in 381 ms. (104 steps per ms) remains 4/10 properties
BEST_FIRST walk for 40004 steps (173 resets) in 72 ms. (548 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (168 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (165 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (178 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
[2025-05-31 19:54:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:54:24] [INFO ] Invariant cache hit.
[2025-05-31 19:54:24] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 205/332 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 61/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 11/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 4 unsolved in 187 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 205/332 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 61/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 4/101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/332 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 107 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4230 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4423ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 28 transition count 299
Applied a total of 13 rules in 13 ms. Remains 28 /33 variables (removed 5) and now considering 299/312 (removed 13) transitions.
Running 275 sub problems to find dead transitions.
// Phase 1: matrix 299 rows 28 cols
[2025-05-31 19:54:28] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:54:28] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (OVERLAPS) 1/327 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 37 constraints, problems are : Problem set: 0 solved, 275 unsolved in 8887 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 275 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 275/311 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 312 constraints, problems are : Problem set: 0 solved, 275 unsolved in 20021 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28981ms problems are : Problem set: 0 solved, 275 unsolved
Search for dead transitions found 0 dead transitions in 28983ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28996 ms. Remains : 28/33 places, 299/312 transitions.
RANDOM walk for 40000 steps (4489 resets) in 343 ms. (116 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (355 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (362 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (353 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (363 resets) in 38 ms. (1025 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 788754 steps, run timeout after 3001 ms. (steps per millisecond=262 ) properties seen :0 out of 4
Probabilistic random walk after 788754 steps, saw 167834 distinct states, run finished after 3001 ms. (steps per millisecond=262 ) properties seen :0
[2025-05-31 19:55:00] [INFO ] Invariant cache hit.
[2025-05-31 19:55:00] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 199/326 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/327 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 37 constraints, problems are : Problem set: 0 solved, 4 unsolved in 117 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 199/326 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 41 constraints, problems are : Problem set: 0 solved, 4 unsolved in 36174 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36297ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 3 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 28/28 places, 299/299 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 5 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
[2025-05-31 19:55:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:55:37] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-05-31 19:55:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:55:37] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-31 19:55:37] [INFO ] Implicit Places using invariants and state equation in 463 ms returned [8, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 23 transitions.
Implicit Place search using SMT with State Equation took 524 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 26/28 places, 276/299 transitions.
Applied a total of 0 rules in 4 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 542 ms. Remains : 26/28 places, 276/299 transitions.
RANDOM walk for 40000 steps (2248 resets) in 295 ms. (135 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (262 resets) in 58 ms. (678 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (257 resets) in 82 ms. (481 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (259 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (269 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 396367 steps, run timeout after 3001 ms. (steps per millisecond=132 ) properties seen :0 out of 4
Probabilistic random walk after 396367 steps, saw 91476 distinct states, run finished after 3001 ms. (steps per millisecond=132 ) properties seen :0
// Phase 1: matrix 276 rows 26 cols
[2025-05-31 19:55:40] [INFO ] Computed 0 invariants in 4 ms
[2025-05-31 19:55:40] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 176/301 variables, 20/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/302 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 35 constraints, problems are : Problem set: 0 solved, 4 unsolved in 190 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 176/301 variables, 20/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/301 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 39 constraints, problems are : Problem set: 0 solved, 4 unsolved in 60170 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60372ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 276/276 transitions.
Applied a total of 0 rules in 8 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 26/26 places, 276/276 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 276/276 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
[2025-05-31 19:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:56:41] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-31 19:56:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:56:41] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-31 19:56:41] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:56:41] [INFO ] Redundant transitions in 2 ms returned []
Running 253 sub problems to find dead transitions.
[2025-05-31 19:56:41] [INFO ] Invariant cache hit.
[2025-05-31 19:56:41] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 1/302 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 35 constraints, problems are : Problem set: 0 solved, 253 unsolved in 7404 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 253/287 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (OVERLAPS) 1/302 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 288 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30022 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37480ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 37480ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37823 ms. Remains : 26/26 places, 276/276 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (AND (NOT p2) (NOT p1))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p1) p2 p0))), (F p1)]
Knowledge based reduction with 15 factoid took 3933 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 3 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 144 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 5 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 19:57:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 19:57:23] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 19:57:23] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20019 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20023 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40134ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40134ms
[2025-05-31 19:58:03] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:58:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:58:03] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-31 19:58:03] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:58:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 19:58:03] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 19:58:03] [INFO ] Implicit Places using invariants and state equation in 302 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 19:58:03] [INFO ] Redundant transitions in 4 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 19:58:03] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:58:03] [INFO ] Invariant cache hit.
[2025-05-31 19:58:03] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30016 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60100ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60101ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100597 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p1)), (X (NOT (AND p1 p2 (NOT p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 p2 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
Knowledge based reduction with 15 factoid took 3044 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 3 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
RANDOM walk for 40000 steps (3099 resets) in 221 ms. (180 steps per ms) remains 4/10 properties
BEST_FIRST walk for 40004 steps (180 resets) in 36 ms. (1081 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (170 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (166 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (179 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
[2025-05-31 19:59:07] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 19:59:07] [INFO ] Invariant cache hit.
[2025-05-31 19:59:07] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 205/332 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 61/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 11/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 4 unsolved in 200 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 205/332 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/332 variables, 61/97 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/332 variables, 4/101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/332 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 107 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4217 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4425ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 28 transition count 299
Applied a total of 13 rules in 16 ms. Remains 28 /33 variables (removed 5) and now considering 299/312 (removed 13) transitions.
Running 275 sub problems to find dead transitions.
// Phase 1: matrix 299 rows 28 cols
[2025-05-31 19:59:11] [INFO ] Computed 0 invariants in 0 ms
[2025-05-31 19:59:11] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (OVERLAPS) 1/327 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 275 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 37 constraints, problems are : Problem set: 0 solved, 275 unsolved in 8756 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 275 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 9/36 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 275/311 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 312 constraints, problems are : Problem set: 0 solved, 275 unsolved in 20012 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 28828ms problems are : Problem set: 0 solved, 275 unsolved
Search for dead transitions found 0 dead transitions in 28829ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28845 ms. Remains : 28/33 places, 299/312 transitions.
RANDOM walk for 40000 steps (4371 resets) in 269 ms. (148 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (359 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (379 resets) in 40 ms. (975 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (358 resets) in 37 ms. (1052 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (364 resets) in 49 ms. (800 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 731825 steps, run timeout after 3001 ms. (steps per millisecond=243 ) properties seen :0 out of 4
Probabilistic random walk after 731825 steps, saw 154427 distinct states, run finished after 3001 ms. (steps per millisecond=243 ) properties seen :0
[2025-05-31 19:59:43] [INFO ] Invariant cache hit.
[2025-05-31 19:59:43] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 199/326 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/327 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/327 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 37 constraints, problems are : Problem set: 0 solved, 4 unsolved in 120 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 122/127 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 199/326 variables, 22/36 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 4/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 41 constraints, problems are : Problem set: 0 solved, 4 unsolved in 36189 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 36316ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 8 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 28/28 places, 299/299 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 4 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
[2025-05-31 20:00:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:00:20] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 20:00:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:00:20] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-31 20:00:20] [INFO ] Implicit Places using invariants and state equation in 433 ms returned [8, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 23 transitions.
Implicit Place search using SMT with State Equation took 470 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 26/28 places, 276/299 transitions.
Applied a total of 0 rules in 6 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 483 ms. Remains : 26/28 places, 276/299 transitions.
RANDOM walk for 40000 steps (2212 resets) in 180 ms. (220 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (271 resets) in 80 ms. (493 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (247 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (258 resets) in 55 ms. (714 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (265 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 790140 steps, run timeout after 3001 ms. (steps per millisecond=263 ) properties seen :0 out of 4
Probabilistic random walk after 790140 steps, saw 177205 distinct states, run finished after 3001 ms. (steps per millisecond=263 ) properties seen :0
// Phase 1: matrix 276 rows 26 cols
[2025-05-31 20:00:23] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 20:00:23] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 176/301 variables, 20/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 1/302 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 35 constraints, problems are : Problem set: 0 solved, 4 unsolved in 181 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 120/125 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 176/301 variables, 20/34 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/301 variables, 4/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/301 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 39 constraints, problems are : Problem set: 0 solved, 4 unsolved in 60175 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60367ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 276/276 transitions.
Applied a total of 0 rules in 7 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 26/26 places, 276/276 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 276/276 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 276/276 (removed 0) transitions.
[2025-05-31 20:01:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:01:24] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 20:01:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:01:24] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-05-31 20:01:24] [INFO ] Implicit Places using invariants and state equation in 283 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 20:01:24] [INFO ] Redundant transitions in 3 ms returned []
Running 253 sub problems to find dead transitions.
[2025-05-31 20:01:24] [INFO ] Invariant cache hit.
[2025-05-31 20:01:24] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (OVERLAPS) 1/302 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (OVERLAPS) 0/302 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 302/302 variables, and 35 constraints, problems are : Problem set: 0 solved, 253 unsolved in 7215 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 9/34 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 253/287 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (OVERLAPS) 1/302 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/302 variables, and 288 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30016 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37293ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 37294ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37620 ms. Remains : 26/26 places, 276/276 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p1 (NOT p2) (NOT p0)))), (X (NOT p1)), (X (NOT (AND p1 p2 (NOT p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p1 p2 (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p2) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (X p0), (X (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p1) (NOT p2) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0), (F (NOT (AND (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p1) p2 p0))), (F p1)]
Knowledge based reduction with 15 factoid took 3804 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 3 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p1) p2), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 0 reset in 140 ms.
Product exploration explored 100000 steps with 0 reset in 168 ms.
Built C files in :
/tmp/ltsmin12372710685743478823
[2025-05-31 20:02:06] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2025-05-31 20:02:06] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:02:06] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2025-05-31 20:02:06] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:02:06] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2025-05-31 20:02:06] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:02:06] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12372710685743478823
Running compilation step : cd /tmp/ltsmin12372710685743478823;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 583 ms.
Running link step : cd /tmp/ltsmin12372710685743478823;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin12372710685743478823;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7916646747206508083.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 8 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 20:02:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
// Phase 1: matrix 311 rows 33 cols
[2025-05-31 20:02:21] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 20:02:21] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
SMT process timed out in 40107ms, After SMT, problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40108ms
[2025-05-31 20:03:01] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:03:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:03:01] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-31 20:03:01] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:03:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:03:01] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 20:03:01] [INFO ] Implicit Places using invariants and state equation in 306 ms returned []
Implicit Place search using SMT with State Equation took 344 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 20:03:01] [INFO ] Redundant transitions in 3 ms returned []
Running 282 sub problems to find dead transitions.
[2025-05-31 20:03:01] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:03:01] [INFO ] Invariant cache hit.
[2025-05-31 20:03:01] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30007 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (OVERLAPS) 12/343 variables, 6/385 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60103ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60104ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100583 ms. Remains : 33/33 places, 312/312 transitions.
Built C files in :
/tmp/ltsmin13583831331862795189
[2025-05-31 20:04:01] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2025-05-31 20:04:01] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:04:01] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2025-05-31 20:04:01] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:04:01] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2025-05-31 20:04:01] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:04:01] [INFO ] Built C files in 31ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13583831331862795189
Running compilation step : cd /tmp/ltsmin13583831331862795189;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 565 ms.
Running link step : cd /tmp/ltsmin13583831331862795189;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin13583831331862795189;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13107700082028467686.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-31 20:04:17] [INFO ] Flatten gal took : 11 ms
[2025-05-31 20:04:17] [INFO ] Flatten gal took : 15 ms
[2025-05-31 20:04:17] [INFO ] Time to serialize gal into /tmp/LTL6037163802643782166.gal : 2 ms
[2025-05-31 20:04:17] [INFO ] Time to serialize properties into /tmp/LTL5559992097394639379.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6037163802643782166.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17227529793059181969.hoa' '-atoms' '/tmp/LTL5559992097394639379.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL5559992097394639379.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17227529793059181969.hoa
Detected timeout of ITS tools.
[2025-05-31 20:04:32] [INFO ] Flatten gal took : 12 ms
[2025-05-31 20:04:32] [INFO ] Flatten gal took : 8 ms
[2025-05-31 20:04:32] [INFO ] Time to serialize gal into /tmp/LTL12864810665565849607.gal : 2 ms
[2025-05-31 20:04:32] [INFO ] Time to serialize properties into /tmp/LTL15587406700754713565.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12864810665565849607.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL15587406700754713565.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((F((G((F("((A10>=1)&&(A16>=2))"))U("((A12>=1)&&(A13>=2))")))||(G("((A1<1)||(A13<2))")))))
Formula 0 simplified : G(F(G!"((A10>=1)&&(A16>=2))" R !"((A12>=1)&&(A13>=2))") & F!"((A1<1)||(A13<2))")
Detected timeout of ITS tools.
[2025-05-31 20:04:47] [INFO ] Flatten gal took : 13 ms
[2025-05-31 20:04:47] [INFO ] Applying decomposition
[2025-05-31 20:04:47] [INFO ] Flatten gal took : 14 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6872647324591008779.txt' '-o' '/tmp/graph6872647324591008779.bin' '-w' '/tmp/graph6872647324591008779.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6872647324591008779.bin' '-l' '-1' '-v' '-w' '/tmp/graph6872647324591008779.weights' '-q' '0' '-e' '0.001'
[2025-05-31 20:04:47] [INFO ] Decomposing Gal with order
[2025-05-31 20:04:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 20:04:47] [INFO ] Removed a total of 544 redundant transitions.
[2025-05-31 20:04:47] [INFO ] Flatten gal took : 25 ms
[2025-05-31 20:04:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 6 ms.
[2025-05-31 20:04:47] [INFO ] Time to serialize gal into /tmp/LTL17907309262675474375.gal : 1 ms
[2025-05-31 20:04:47] [INFO ] Time to serialize properties into /tmp/LTL914445791770078654.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17907309262675474375.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL914445791770078654.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F((G((F("((u9.A10>=1)&&(u15.A16>=2))"))U("((u11.A12>=1)&&(u12.A13>=2))")))||(G("((u0.A1<1)||(u12.A13<2))")))))
Formula 0 simplified : G(F(G!"((u9.A10>=1)&&(u15.A16>=2))" R !"((u11.A12>=1)&&(u12.A13>=2))") & F!"((u0.A1<1)||(u12.A13<2))")
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
Detected timeout of ITS tools.
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-13 finished in 742373 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2025-05-31 20:05:02] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:05:02] [INFO ] Invariant cache hit.
[2025-05-31 20:05:02] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20013 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20021 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40107ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40108ms
[2025-05-31 20:05:42] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:05:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:05:42] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 20:05:42] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:05:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 20:05:42] [INFO ] State equation strengthened by 71 read => feed constraints.
[2025-05-31 20:05:42] [INFO ] Implicit Places using invariants and state equation in 406 ms returned []
Implicit Place search using SMT with State Equation took 444 ms to find 0 implicit places.
Running 282 sub problems to find dead transitions.
[2025-05-31 20:05:42] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2025-05-31 20:05:42] [INFO ] Invariant cache hit.
[2025-05-31 20:05:42] [INFO ] State equation strengthened by 71 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30012 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 30017 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in LTL mode , in 1 iterations and 100674 ms. Remains : 33/33 places, 312/312 transitions.
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-14 finished in 100783 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((F(p0) U p1))||G(!p2))))'
[2025-05-31 20:06:43] [INFO ] Flatten gal took : 13 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin5559131012531626126
[2025-05-31 20:06:43] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2025-05-31 20:06:43] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:06:43] [INFO ] Applying decomposition
[2025-05-31 20:06:43] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2025-05-31 20:06:43] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:06:43] [INFO ] Flatten gal took : 7 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1602374240991640633.txt' '-o' '/tmp/graph1602374240991640633.bin' '-w' '/tmp/graph1602374240991640633.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1602374240991640633.bin' '-l' '-1' '-v' '-w' '/tmp/graph1602374240991640633.weights' '-q' '0' '-e' '0.001'
[2025-05-31 20:06:43] [INFO ] Decomposing Gal with order
[2025-05-31 20:06:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 20:06:43] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2025-05-31 20:06:43] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 20:06:43] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5559131012531626126
Running compilation step : cd /tmp/ltsmin5559131012531626126;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-05-31 20:06:43] [INFO ] Removed a total of 544 redundant transitions.
[2025-05-31 20:06:43] [INFO ] Flatten gal took : 33 ms
[2025-05-31 20:06:43] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-05-31 20:06:43] [INFO ] Time to serialize gal into /tmp/LTLFireability246727347974506501.gal : 1 ms
[2025-05-31 20:06:43] [INFO ] Time to serialize properties into /tmp/LTLFireability6802267634191164050.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability246727347974506501.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability6802267634191164050.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 2 LTL properties
Checking formula 0 : !((F(G("((u8.A9<1)||(u14.A15<2))"))))
Formula 0 simplified : GF!"((u8.A9<1)||(u14.A15<2))"
Compilation finished in 626 ms.
Running link step : cd /tmp/ltsmin5559131012531626126;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin5559131012531626126;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
1 unique states visited
0 strongly connected components in search stack
0 transitions explored
1 items max in DFS search stack
5363 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,53.6458,1797372,1,0,3.51932e+06,203,2384,6.28334e+06,58,216,8175152
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((F((G((F("((u9.A10>=1)&&(u15.A16>=2))"))U("((u11.A12>=1)&&(u12.A13>=2))")))||(G(!("((u0.A1>=1)&&(u12.A13>=2))"))))))
Formula 1 simplified : G(F(G!"((u9.A10>=1)&&(u15.A16>=2))" R !"((u11.A12>=1)&&(u12.A13>=2))") & F"((u0.A1>=1)&&(u12.A13>=2))")
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="DNAwalker-PT-14ringLRLarge"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DNAwalker-PT-14ringLRLarge, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r072-tall-174860067400436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-14ringLRLarge.tgz
mv DNAwalker-PT-14ringLRLarge execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;