About the Execution of ITS-Tools for DNAwalker-PT-05track28LR
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1918307.00 | 0.00 | 0.00 | FTFFTFFTFTFFFTTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067400404.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-05track28LR, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067400404
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K 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 3.7K 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 12 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 108K 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-05track28LR-LTLFireability-00
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-01
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-02
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-03
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-04
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-05
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-06
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-07
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-08
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-09
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-10
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-11
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-12
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-13
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-14
FORMULA_NAME DNAwalker-PT-05track28LR-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748711461092
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-05track28LR
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 17:11:02] [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 17:11:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 17:11:02] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2025-05-31 17:11:02] [INFO ] Transformed 34 places.
[2025-05-31 17:11:02] [INFO ] Transformed 250 transitions.
[2025-05-31 17:11:02] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 158 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 6 formulas.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-05track28LR-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 10 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:11:02] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2025-05-31 17:11:02] [INFO ] Computed 0 invariants in 7 ms
[2025-05-31 17:11:02] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20042 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20022 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40255ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40274ms
[2025-05-31 17:11:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:11:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:11:42] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:11:42] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:11:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:11:43] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:11:43] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:11:43] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:11:43] [INFO ] Invariant cache hit.
[2025-05-31 17:11:43] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30027 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30023 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60132ms
Finished structural reductions in LTL mode , in 1 iterations and 100611 ms. Remains : 34/34 places, 250/250 transitions.
Support contains 24 out of 34 places after structural reductions.
[2025-05-31 17:12:43] [INFO ] Flatten gal took : 36 ms
[2025-05-31 17:12:43] [INFO ] Flatten gal took : 17 ms
[2025-05-31 17:12:43] [INFO ] Input system was already deterministic with 250 transitions.
Reduction of identical properties reduced properties to check from 25 to 24
RANDOM walk for 40000 steps (2563 resets) in 1256 ms. (31 steps per ms) remains 3/24 properties
BEST_FIRST walk for 40004 steps (261 resets) in 245 ms. (162 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (274 resets) in 183 ms. (217 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (247 resets) in 229 ms. (173 steps per ms) remains 3/3 properties
[2025-05-31 17:12:44] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:12:44] [INFO ] Invariant cache hit.
[2025-05-31 17:12:44] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 95/101 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 132/233 variables, 16/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/233 variables, 25/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 43/276 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/276 variables, 17/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 4/280 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 3 unsolved in 195 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 95/101 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 132/233 variables, 16/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/233 variables, 25/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/233 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 43/276 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/276 variables, 17/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/276 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 90 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3230 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3434ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 32 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 32 transition count 228
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 26 place count 27 transition count 223
Applied a total of 26 rules in 25 ms. Remains 27 /34 variables (removed 7) and now considering 223/250 (removed 27) transitions.
Running 218 sub problems to find dead transitions.
// Phase 1: matrix 223 rows 27 cols
[2025-05-31 17:12:47] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 17:12:47] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 11/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 1/250 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/250 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 0/250 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 38 constraints, problems are : Problem set: 0 solved, 218 unsolved in 5614 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 223/249 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 11/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 218/255 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 1/250 variables, 1/256 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 256 constraints, problems are : Problem set: 0 solved, 218 unsolved in 20019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25703ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 25704ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25730 ms. Remains : 27/34 places, 223/250 transitions.
RANDOM walk for 40000 steps (2918 resets) in 749 ms. (53 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (419 resets) in 69 ms. (571 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (408 resets) in 59 ms. (666 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (456 resets) in 74 ms. (533 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 828535 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 3
Probabilistic random walk after 828535 steps, saw 232789 distinct states, run finished after 3006 ms. (steps per millisecond=275 ) properties seen :0
[2025-05-31 17:13:16] [INFO ] Invariant cache hit.
[2025-05-31 17:13:16] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 95/101 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 124/225 variables, 16/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 25/250 variables, 5/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/250 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/250 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 250/250 variables, and 38 constraints, problems are : Problem set: 0 solved, 3 unsolved in 149 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 11/11 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 95/101 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/101 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 124/225 variables, 16/33 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 3/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/225 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/250 variables, and 41 constraints, problems are : Problem set: 0 solved, 3 unsolved in 27138 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27294ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 12 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 27/27 places, 223/223 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 223/223 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 223/223 (removed 0) transitions.
[2025-05-31 17:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:13:43] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-05-31 17:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:13:43] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-05-31 17:13:44] [INFO ] Implicit Places using invariants and state equation in 303 ms returned [17, 20]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 345 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/27 places, 212/223 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 355 ms. Remains : 25/27 places, 212/223 transitions.
RANDOM walk for 40000 steps (2118 resets) in 207 ms. (192 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (359 resets) in 45 ms. (869 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (349 resets) in 43 ms. (909 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (349 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 893847 steps, run timeout after 3001 ms. (steps per millisecond=297 ) properties seen :0 out of 3
Probabilistic random walk after 893847 steps, saw 240726 distinct states, run finished after 3001 ms. (steps per millisecond=297 ) properties seen :0
// Phase 1: matrix 212 rows 25 cols
[2025-05-31 17:13:47] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 17:13:47] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 94/100 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 112/212 variables, 14/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 25/237 variables, 5/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/237 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 36 constraints, problems are : Problem set: 0 solved, 3 unsolved in 156 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 94/100 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/100 variables, 11/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/100 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 112/212 variables, 14/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 3/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 237/237 variables, and 39 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45110 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45294ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 11 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 25/25 places, 212/212 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 212/212 transitions.
Applied a total of 0 rules in 3 ms. Remains 25 /25 variables (removed 0) and now considering 212/212 (removed 0) transitions.
[2025-05-31 17:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:14:32] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 17:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:14:32] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-05-31 17:14:32] [INFO ] Implicit Places using invariants and state equation in 238 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:14:32] [INFO ] Redundant transitions in 16 ms returned []
Running 207 sub problems to find dead transitions.
[2025-05-31 17:14:32] [INFO ] Invariant cache hit.
[2025-05-31 17:14:32] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/236 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 4 (OVERLAPS) 1/237 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 6 (OVERLAPS) 0/237 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 207 unsolved
No progress, stopping.
After SMT solving in domain Real declared 237/237 variables, and 36 constraints, problems are : Problem set: 0 solved, 207 unsolved in 4953 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 207 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 1 (OVERLAPS) 212/236 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 207 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/236 variables, 11/35 constraints. Problems are: Problem set: 0 solved, 207 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/237 variables, and 242 constraints, problems are : Problem set: 0 solved, 207 unsolved in 30047 ms.
Refiners :[State Equation: 24/25 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 207/207 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35044ms problems are : Problem set: 0 solved, 207 unsolved
Search for dead transitions found 0 dead transitions in 35045ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35342 ms. Remains : 25/25 places, 212/212 transitions.
Computed a total of 34 stabilizing places and 246 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' '!(X((F(G(p0))||G(p1))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:15:08] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2025-05-31 17:15:08] [INFO ] Computed 0 invariants in 3 ms
[2025-05-31 17:15:08] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20014 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20021 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40086ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40086ms
[2025-05-31 17:15:48] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:15:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:15:48] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-31 17:15:48] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:15:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:15:48] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:15:48] [INFO ] Implicit Places using invariants and state equation in 233 ms returned []
Implicit Place search using SMT with State Equation took 276 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:15:48] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:15:48] [INFO ] Invariant cache hit.
[2025-05-31 17:15:48] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30017 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60075ms
Finished structural reductions in LTL mode , in 1 iterations and 100440 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-00
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 3 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-00 finished in 100735 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((G(p0) U G(X(p1))))) U p2)))'
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:16:49] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:16:49] [INFO ] Invariant cache hit.
[2025-05-31 17:16:49] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20011 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20022 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40092ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40093ms
[2025-05-31 17:17:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:17:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:17:29] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-31 17:17:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:17:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:17:29] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:17:29] [INFO ] Implicit Places using invariants and state equation in 413 ms returned []
Implicit Place search using SMT with State Equation took 445 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:17:29] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:17:29] [INFO ] Invariant cache hit.
[2025-05-31 17:17:29] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60083ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60085ms
Finished structural reductions in LTL mode , in 1 iterations and 100630 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 287 ms :[(NOT p2), (NOT p2), (OR (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), true, (AND p1 (NOT p0))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-02
Entered a terminal (fully accepting) state of product in 7 steps with 1 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-02 finished in 100949 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)||((p1 U p2)&&X((G(p2)&&p3)))))'
Support contains 7 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:18:30] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:18:30] [INFO ] Invariant cache hit.
[2025-05-31 17:18:30] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20011 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40065ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40066ms
[2025-05-31 17:19:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:19:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:19:10] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-31 17:19:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:19:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:19:10] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:19:10] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 392 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:19:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:19:10] [INFO ] Invariant cache hit.
[2025-05-31 17:19:10] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30011 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Finished structural reductions in LTL mode , in 1 iterations and 100543 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 150 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p2)), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3)))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-03
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-03 finished in 100712 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 U (p1||G(!p0)))))||(X(X(F((!p0 U (p1||G(!p0))))))&&F((G(!p0)||(!p0&&F(!p2)))))))'
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:20:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:20:10] [INFO ] Invariant cache hit.
[2025-05-31 17:20:10] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20017 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40083ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40086ms
[2025-05-31 17:20:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:20:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:20:50] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-31 17:20:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:20:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:20:50] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:20:51] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:20:51] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:20:51] [INFO ] Invariant cache hit.
[2025-05-31 17:20:51] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30011 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60072ms
Finished structural reductions in LTL mode , in 1 iterations and 100471 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 258 ms :[(AND p0 (NOT p1)), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0 p2), (AND (NOT p1) p0 p2), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-04
Product exploration explored 100000 steps with 33333 reset in 247 ms.
Product exploration explored 100000 steps with 33333 reset in 209 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND (NOT p1) p0 p2))), (X (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p2) (G (NOT p2))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 19 factoid took 29 ms. Reduced automaton from 7 states, 16 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DNAwalker-PT-05track28LR-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-04 finished in 101257 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) U X(p1)) U X(!p2))))'
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:21:51] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:21:51] [INFO ] Invariant cache hit.
[2025-05-31 17:21:52] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20012 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40073ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40073ms
[2025-05-31 17:22:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:22:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:22:32] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-31 17:22:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:22:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:22:32] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:22:32] [INFO ] Implicit Places using invariants and state equation in 369 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:22:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:22:32] [INFO ] Invariant cache hit.
[2025-05-31 17:22:32] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60080ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60081ms
Finished structural reductions in LTL mode , in 1 iterations and 100559 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 257 ms :[p2, p2, (AND p0 p2 (NOT p1)), (NOT p1), (AND p0 (NOT p1)), p0]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-05
Stuttering criterion allowed to conclude after 73 steps with 20 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-05 finished in 100843 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)))'
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 10 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:23:32] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:23:32] [INFO ] Invariant cache hit.
[2025-05-31 17:23:32] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20022 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20009 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40076ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40077ms
[2025-05-31 17:24:12] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:24:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:24:12] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-31 17:24:12] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:24:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:24:12] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:24:13] [INFO ] Implicit Places using invariants and state equation in 404 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 17:24:13] [INFO ] Redundant transitions in 10 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:24:13] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:24:13] [INFO ] Invariant cache hit.
[2025-05-31 17:24:13] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30017 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60075ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100627 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 150 ms.
Product exploration explored 100000 steps with 0 reset in 189 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 100 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 291 steps (16 resets) in 5 ms. (48 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 109 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 9 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:25:14] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:25:14] [INFO ] Invariant cache hit.
[2025-05-31 17:25:14] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40070ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40071ms
[2025-05-31 17:25:54] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:25:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:25:54] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-31 17:25:54] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:25:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:25:54] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:25:54] [INFO ] Implicit Places using invariants and state equation in 419 ms returned []
Implicit Place search using SMT with State Equation took 459 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:25:54] [INFO ] Redundant transitions in 5 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:25:54] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:25:54] [INFO ] Invariant cache hit.
[2025-05-31 17:25:54] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60066ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60067ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100621 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 77 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 627 steps (36 resets) in 8 ms. (69 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 4 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 77 ms.
Product exploration explored 100000 steps with 0 reset in 55 ms.
Built C files in :
/tmp/ltsmin8363349364617793194
[2025-05-31 17:26:55] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2025-05-31 17:26:55] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:26:55] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2025-05-31 17:26:55] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:26:55] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2025-05-31 17:26:55] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:26:55] [INFO ] Built C files in 61ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8363349364617793194
Running compilation step : cd /tmp/ltsmin8363349364617793194;'/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 553 ms.
Running link step : cd /tmp/ltsmin8363349364617793194;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin8363349364617793194;'/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/stateBased11594055335609094958.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 4 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:27:10] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:27:10] [INFO ] Invariant cache hit.
[2025-05-31 17:27:10] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20010 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40068ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40069ms
[2025-05-31 17:27:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:27:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:27:50] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-31 17:27:50] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:27:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:27:50] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:27:51] [INFO ] Implicit Places using invariants and state equation in 402 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 17:27:51] [INFO ] Redundant transitions in 8 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:27:51] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:27:51] [INFO ] Invariant cache hit.
[2025-05-31 17:27:51] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30021 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60079ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60079ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100616 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin16971819672573287510
[2025-05-31 17:28:51] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2025-05-31 17:28:51] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:28:51] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2025-05-31 17:28:51] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:28:51] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2025-05-31 17:28:51] [INFO ] Computation of Completed DNA matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:28:51] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16971819672573287510
Running compilation step : cd /tmp/ltsmin16971819672573287510;'/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 439 ms.
Running link step : cd /tmp/ltsmin16971819672573287510;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin16971819672573287510;'/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/stateBased11054692571995865521.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-31 17:29:06] [INFO ] Flatten gal took : 12 ms
[2025-05-31 17:29:06] [INFO ] Flatten gal took : 10 ms
[2025-05-31 17:29:06] [INFO ] Time to serialize gal into /tmp/LTL4942281667607643150.gal : 2 ms
[2025-05-31 17:29:06] [INFO ] Time to serialize properties into /tmp/LTL5110641568535846798.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/LTL4942281667607643150.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13364455948925495831.hoa' '-atoms' '/tmp/LTL5110641568535846798.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/LTL5110641568535846798.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13364455948925495831.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t18, t19, t20, t21...1354
Computing Next relation with stutter on 106288 deadlock states
56 unique states visited
0 strongly connected components in search stack
60 transitions explored
31 items max in DFS search stack
517 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,0,5.19445,179460,1,0,1016,738713,521,484,2813,1.03628e+06,1462
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-07 finished in 339832 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(F((X(X(X(F(p1))))&&p0))))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:29:12] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:29:12] [INFO ] Invariant cache hit.
[2025-05-31 17:29:12] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20024 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40083ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40084ms
[2025-05-31 17:29:52] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:29:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:29:52] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:29:52] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:29:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:29:52] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:29:53] [INFO ] Implicit Places using invariants and state equation in 300 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:29:53] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:29:53] [INFO ] Invariant cache hit.
[2025-05-31 17:29:53] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30011 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60068ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60069ms
Finished structural reductions in LTL mode , in 1 iterations and 100489 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 245 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-10
Stuttering criterion allowed to conclude after 13 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-10 finished in 100756 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 U X(G(p1)))&&G(p2))))'
Support contains 5 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 9 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:30:53] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:30:53] [INFO ] Invariant cache hit.
[2025-05-31 17:30:53] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40077ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40078ms
[2025-05-31 17:31:33] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:31:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:31:33] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:31:33] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:31:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:31:33] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:31:34] [INFO ] Implicit Places using invariants and state equation in 593 ms returned []
Implicit Place search using SMT with State Equation took 628 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:31:34] [INFO ] Redundant transitions in 5 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:31:34] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:31:34] [INFO ] Invariant cache hit.
[2025-05-31 17:31:34] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30018 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100807 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (NOT p1), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-11
Stuttering criterion allowed to conclude after 14 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-11 finished in 101046 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(p0))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 6 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:32:34] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:32:34] [INFO ] Invariant cache hit.
[2025-05-31 17:32:34] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20009 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20017 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40069ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40070ms
[2025-05-31 17:33:14] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:33:14] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-05-31 17:33:14] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:33:14] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:33:14] [INFO ] Implicit Places using invariants and state equation in 334 ms returned []
Implicit Place search using SMT with State Equation took 375 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:33:14] [INFO ] Redundant transitions in 1 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:33:14] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:33:14] [INFO ] Invariant cache hit.
[2025-05-31 17:33:14] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30012 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30017 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100535 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0)]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 54 ms.
Product exploration explored 100000 steps with 0 reset in 64 ms.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (2564 resets) in 251 ms. (158 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (248 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1866890 steps, run timeout after 3001 ms. (steps per millisecond=622 ) properties seen :0 out of 1
Probabilistic random walk after 1866890 steps, saw 289112 distinct states, run finished after 3001 ms. (steps per millisecond=622 ) properties seen :0
[2025-05-31 17:34:18] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:34:18] [INFO ] Invariant cache hit.
[2025-05-31 17:34:18] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/205 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 36/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 68/273 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/280 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 102 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/205 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 36/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 68/273 variables, 11/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 17/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1106 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1225ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 32 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 32 transition count 228
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 26 transition count 222
Applied a total of 27 rules in 18 ms. Remains 26 /34 variables (removed 8) and now considering 222/250 (removed 28) transitions.
Running 217 sub problems to find dead transitions.
// Phase 1: matrix 222 rows 26 cols
[2025-05-31 17:34:19] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 222/248 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 2955 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20012 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 23001ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 23002ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23020 ms. Remains : 26/34 places, 222/250 transitions.
RANDOM walk for 40000 steps (3116 resets) in 176 ms. (225 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (479 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1621981 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1621981 steps, saw 388243 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2025-05-31 17:34:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/199 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/247 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/248 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 89 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/199 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/247 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/247 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 27 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9093 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9187ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 9 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 26/26 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2025-05-31 17:34:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:34:55] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:34:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:34:55] [INFO ] Implicit Places using invariants and state equation in 188 ms returned [16, 19]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 235 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/26 places, 211/222 transitions.
Applied a total of 0 rules in 7 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 244 ms. Remains : 24/26 places, 211/222 transitions.
RANDOM walk for 40000 steps (2247 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (381 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1739242 steps, run timeout after 3001 ms. (steps per millisecond=579 ) properties seen :0 out of 1
Probabilistic random walk after 1739242 steps, saw 412973 distinct states, run finished after 3001 ms. (steps per millisecond=579 ) properties seen :0
// Phase 1: matrix 211 rows 24 cols
[2025-05-31 17:34:58] [INFO ] Computed 0 invariants in 3 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/77 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 109/186 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/234 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/235 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 76 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/77 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 109/186 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/234 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15076 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15160ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 7 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2025-05-31 17:35:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:35:13] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-31 17:35:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:35:13] [INFO ] Implicit Places using invariants and state equation in 207 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:35:13] [INFO ] Redundant transitions in 0 ms returned []
Running 206 sub problems to find dead transitions.
[2025-05-31 17:35:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2719 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30015 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32768ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 32769ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33015 ms. Remains : 24/24 places, 211/211 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 87 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 45 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 49 ms :[true, (NOT p0)]
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 6 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:35:46] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2025-05-31 17:35:46] [INFO ] Computed 0 invariants in 1 ms
[2025-05-31 17:35:46] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20019 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40079ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40079ms
[2025-05-31 17:36:26] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:36:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:36:26] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:36:26] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:36:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:36:26] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:36:27] [INFO ] Implicit Places using invariants and state equation in 327 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:36:27] [INFO ] Redundant transitions in 3 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:36:27] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:36:27] [INFO ] Invariant cache hit.
[2025-05-31 17:36:27] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60067ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60068ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100519 ms. Remains : 34/34 places, 250/250 transitions.
Computed a total of 34 stabilizing places and 246 stable transitions
Computed a total of 34 stabilizing places and 246 stable transitions
Detected a total of 34/34 stabilizing places and 246/250 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 81 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (2576 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (251 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1997761 steps, run timeout after 3001 ms. (steps per millisecond=665 ) properties seen :0 out of 1
Probabilistic random walk after 1997761 steps, saw 309401 distinct states, run finished after 3001 ms. (steps per millisecond=665 ) properties seen :0
[2025-05-31 17:37:30] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:37:30] [INFO ] Invariant cache hit.
[2025-05-31 17:37:30] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/205 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 36/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 68/273 variables, 11/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 17/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/280 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/281 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 127/205 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/205 variables, 36/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/205 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/205 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 68/273 variables, 11/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 17/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/273 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1102 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1214ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Graph (complete) has 240 edges and 34 vertex of which 32 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 21 place count 32 transition count 228
Reduce places removed 6 places and 6 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 26 transition count 222
Applied a total of 27 rules in 12 ms. Remains 26 /34 variables (removed 8) and now considering 222/250 (removed 28) transitions.
Running 217 sub problems to find dead transitions.
// Phase 1: matrix 222 rows 26 cols
[2025-05-31 17:37:31] [INFO ] Computed 0 invariants in 5 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 222/248 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 2908 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 217 unsolved in 20018 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 0/217 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22970ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 22972ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22984 ms. Remains : 26/34 places, 222/250 transitions.
RANDOM walk for 40000 steps (3122 resets) in 152 ms. (261 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (490 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1706399 steps, run timeout after 3001 ms. (steps per millisecond=568 ) properties seen :0 out of 1
Probabilistic random walk after 1706399 steps, saw 408137 distinct states, run finished after 3001 ms. (steps per millisecond=568 ) properties seen :0
[2025-05-31 17:37:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/199 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/247 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/247 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/248 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/248 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 248/248 variables, and 26 constraints, problems are : Problem set: 0 solved, 1 unsolved in 94 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 74/78 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 121/199 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/199 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/199 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/247 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/247 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 248/248 variables, and 27 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9084 ms.
Refiners :[State Equation: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9195ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 26/26 places, 222/222 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 222/222 transitions.
Applied a total of 0 rules in 5 ms. Remains 26 /26 variables (removed 0) and now considering 222/222 (removed 0) transitions.
[2025-05-31 17:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:06] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:07] [INFO ] Implicit Places using invariants and state equation in 187 ms returned [16, 19]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 221 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/26 places, 211/222 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 232 ms. Remains : 24/26 places, 211/222 transitions.
RANDOM walk for 40000 steps (2219 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (384 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1847563 steps, run timeout after 3001 ms. (steps per millisecond=615 ) properties seen :0 out of 1
Probabilistic random walk after 1847563 steps, saw 439596 distinct states, run finished after 3001 ms. (steps per millisecond=615 ) properties seen :0
// Phase 1: matrix 211 rows 24 cols
[2025-05-31 17:38:10] [INFO ] Computed 0 invariants in 3 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/77 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 109/186 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 48/234 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/234 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/235 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 1 unsolved in 66 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 73/77 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 109/186 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/186 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 48/234 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 25 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15080 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15156ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 24/24 places, 211/211 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 211/211 transitions.
Applied a total of 0 rules in 3 ms. Remains 24 /24 variables (removed 0) and now considering 211/211 (removed 0) transitions.
[2025-05-31 17:38:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:25] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:38:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:25] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:38:25] [INFO ] Redundant transitions in 2 ms returned []
Running 206 sub problems to find dead transitions.
[2025-05-31 17:38:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 1 (OVERLAPS) 211/235 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
At refinement iteration 3 (OVERLAPS) 0/235 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 206 unsolved
No progress, stopping.
After SMT solving in domain Real declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 2779 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 206/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 206 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 206 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 235/235 variables, and 24 constraints, problems are : Problem set: 0 solved, 206 unsolved in 30013 ms.
Refiners :[State Equation: 24/24 constraints, PredecessorRefiner: 0/206 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 32831ms problems are : Problem set: 0 solved, 206 unsolved
Search for dead transitions found 0 dead transitions in 32832ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33076 ms. Remains : 24/24 places, 211/211 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 99 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[true, (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 58 ms.
Product exploration explored 100000 steps with 0 reset in 81 ms.
Built C files in :
/tmp/ltsmin17603672170877521177
[2025-05-31 17:38:58] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2025-05-31 17:38:58] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:38:58] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2025-05-31 17:38:58] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:38:58] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2025-05-31 17:38:58] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:38:58] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17603672170877521177
Running compilation step : cd /tmp/ltsmin17603672170877521177;'/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 434 ms.
Running link step : cd /tmp/ltsmin17603672170877521177;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin17603672170877521177;'/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/stateBased6536694771425836798.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 9 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:39:13] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
// Phase 1: matrix 247 rows 34 cols
[2025-05-31 17:39:13] [INFO ] Computed 0 invariants in 1 ms
[2025-05-31 17:39:13] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20020 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40077ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40078ms
[2025-05-31 17:39:53] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:39:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:39:54] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:39:54] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:39:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:39:54] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:39:54] [INFO ] Implicit Places using invariants and state equation in 329 ms returned []
Implicit Place search using SMT with State Equation took 365 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:39:54] [INFO ] Redundant transitions in 2 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:39:54] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:39:54] [INFO ] Invariant cache hit.
[2025-05-31 17:39:54] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30012 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30021 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60070ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60071ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 100533 ms. Remains : 34/34 places, 250/250 transitions.
Built C files in :
/tmp/ltsmin4643344370230629528
[2025-05-31 17:40:54] [INFO ] Computing symmetric may disable matrix : 250 transitions.
[2025-05-31 17:40:54] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:40:54] [INFO ] Computing symmetric may enable matrix : 250 transitions.
[2025-05-31 17:40:54] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:40:54] [INFO ] Computing Do-Not-Accords matrix : 250 transitions.
[2025-05-31 17:40:54] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-31 17:40:54] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4643344370230629528
Running compilation step : cd /tmp/ltsmin4643344370230629528;'/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 442 ms.
Running link step : cd /tmp/ltsmin4643344370230629528;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin4643344370230629528;'/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/stateBased5822301831657165166.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-05-31 17:41:09] [INFO ] Flatten gal took : 10 ms
[2025-05-31 17:41:09] [INFO ] Flatten gal took : 10 ms
[2025-05-31 17:41:09] [INFO ] Time to serialize gal into /tmp/LTL1903970152804221723.gal : 2 ms
[2025-05-31 17:41:09] [INFO ] Time to serialize properties into /tmp/LTL831776168715097346.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/LTL1903970152804221723.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6186061834565099267.hoa' '-atoms' '/tmp/LTL831776168715097346.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...316
Loading property file /tmp/LTL831776168715097346.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6186061834565099267.hoa
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t18, t19, t20, t21...1354
Computing Next relation with stutter on 106288 deadlock states
31 unique states visited
0 strongly connected components in search stack
31 transitions explored
31 items max in DFS search stack
748 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,0,7.49941,210352,1,0,812,993427,514,403,2756,1.2533e+06,870
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-13 finished in 524235 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||(G(p2)&&p1)))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 250/250 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:41:18] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:41:18] [INFO ] Invariant cache hit.
[2025-05-31 17:41:18] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20016 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40074ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 40075ms
[2025-05-31 17:41:58] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:41:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:41:58] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:41:58] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:41:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:41:58] [INFO ] State equation strengthened by 54 read => feed constraints.
[2025-05-31 17:41:59] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:41:59] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
[2025-05-31 17:41:59] [INFO ] Invariant cache hit.
[2025-05-31 17:41:59] [INFO ] State equation strengthened by 54 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/280 variables, 6/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/280 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/281 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 281/281 variables, and 88 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 54/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 240/268 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 53/81 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 234/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/268 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/280 variables, 6/321 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 280/281 variables, and 321 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30024 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 53/54 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60092ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60093ms
Finished structural reductions in LTL mode , in 1 iterations and 100488 ms. Remains : 34/34 places, 250/250 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-05track28LR-LTLFireability-15
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-05track28LR-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-05track28LR-LTLFireability-15 finished in 100645 ms.
All properties solved by simple procedures.
Total runtime 1917066 ms.
BK_STOP 1748713379399
--------------------
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-05track28LR"
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-05track28LR, 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-174860067400404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-05track28LR.tgz
mv DNAwalker-PT-05track28LR 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 ;