Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067400410.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-08ringLL, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067400410
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 592K
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K 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 3.6K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 106K 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 9 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 112K 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-08ringLL-CTLFireability-2023-12
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2023-13
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2023-14
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2023-15
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-00
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-01
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-02
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-03
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-04
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-05
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-06
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-07
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-08
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-09
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-10
FORMULA_NAME DNAwalker-PT-08ringLL-CTLFireability-2025-11

=== Now, execution of the tool begins

BK_START 1748712293877

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-08ringLL
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202505121319
[2025-05-31 17:24:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 17:24:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 17:24:55] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2025-05-31 17:24:55] [INFO ] Transformed 27 places.
[2025-05-31 17:24:55] [INFO ] Transformed 260 transitions.
[2025-05-31 17:24:55] [INFO ] Parsed PT model containing 27 places and 260 transitions and 760 arcs in 168 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Support contains 25 out of 27 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:24:55] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
// Phase 1: matrix 259 rows 27 cols
[2025-05-31 17:24:55] [INFO ] Computed 0 invariants in 8 ms
[2025-05-31 17:24:55] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20265ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20281ms
[2025-05-31 17:25:15] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:25:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:25:15] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-31 17:25:15] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:25:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:25:15] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:25:15] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:25:15] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:25:15] [INFO ] Invariant cache hit.
[2025-05-31 17:25:15] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30022 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60148ms
Finished structural reductions in LTL mode , in 1 iterations and 80604 ms. Remains : 27/27 places, 260/260 transitions.
Support contains 25 out of 27 places after structural reductions.
[2025-05-31 17:26:16] [INFO ] Flatten gal took : 59 ms
[2025-05-31 17:26:16] [INFO ] Flatten gal took : 14 ms
[2025-05-31 17:26:16] [INFO ] Input system was already deterministic with 260 transitions.
RANDOM walk for 40000 steps (3243 resets) in 1745 ms. (22 steps per ms) remains 11/78 properties
BEST_FIRST walk for 40004 steps (206 resets) in 87 ms. (454 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (206 resets) in 74 ms. (533 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (199 resets) in 114 ms. (347 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (206 resets) in 102 ms. (388 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (211 resets) in 66 ms. (597 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (221 resets) in 67 ms. (588 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (211 resets) in 63 ms. (625 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (188 resets) in 61 ms. (645 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (195 resets) in 65 ms. (606 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (195 resets) in 249 ms. (160 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (206 resets) in 82 ms. (481 steps per ms) remains 11/11 properties
[2025-05-31 17:26:17] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:26:17] [INFO ] Invariant cache hit.
[2025-05-31 17:26:17] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 26/281 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/281 variables, 29/96 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/281 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 4/285 variables, 2/98 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (OVERLAPS) 0/286 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 11 unsolved in 662 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 26/281 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 281/286 variables, and 96 constraints, problems are : Problem set: 0 solved, 11 unsolved in 5013 ms.
Refiners :[State Equation: 25/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 0/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5692ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 10 place count 25 transition count 250
Applied a total of 10 rules in 24 ms. Remains 25 /27 variables (removed 2) and now considering 250/260 (removed 10) transitions.
Running 230 sub problems to find dead transitions.
// Phase 1: matrix 250 rows 25 cols
[2025-05-31 17:26:22] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 17:26:22] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 250/271 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 42/63 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (OVERLAPS) 4/275 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 6 (OVERLAPS) 0/275 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 230 unsolved
No progress, stopping.
After SMT solving in domain Real declared 275/275 variables, and 67 constraints, problems are : Problem set: 0 solved, 230 unsolved in 15555 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 230 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 250/271 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 42/63 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 230/293 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/271 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 5 (OVERLAPS) 4/275 variables, 4/297 constraints. Problems are: Problem set: 0 solved, 230 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 297 constraints, problems are : Problem set: 0 solved, 230 unsolved in 20017 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35667ms problems are : Problem set: 0 solved, 230 unsolved
Search for dead transitions found 0 dead transitions in 35668ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35694 ms. Remains : 25/27 places, 250/260 transitions.
RANDOM walk for 40000 steps (3590 resets) in 334 ms. (119 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (254 resets) in 77 ms. (512 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (267 resets) in 64 ms. (615 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (248 resets) in 60 ms. (655 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (257 resets) in 86 ms. (459 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (268 resets) in 78 ms. (506 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (275 resets) in 50 ms. (784 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (261 resets) in 69 ms. (571 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (231 resets) in 78 ms. (506 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (249 resets) in 70 ms. (563 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (244 resets) in 52 ms. (754 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (260 resets) in 51 ms. (769 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 916227 steps, run timeout after 3001 ms. (steps per millisecond=305 ) properties seen :0 out of 11
Probabilistic random walk after 916227 steps, saw 165189 distinct states, run finished after 3006 ms. (steps per millisecond=304 ) properties seen :0
[2025-05-31 17:27:01] [INFO ] Invariant cache hit.
[2025-05-31 17:27:01] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 20/275 variables, 9/67 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/275 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/275 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 275/275 variables, and 67 constraints, problems are : Problem set: 0 solved, 11 unsolved in 446 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 275/275 variables, and 67 constraints, problems are : Problem set: 0 solved, 11 unsolved in 45012 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 0/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45467ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 250/250 transitions.
Applied a total of 0 rules in 12 ms. Remains 25 /25 variables (removed 0) and now considering 250/250 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 25/25 places, 250/250 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 250/250 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 250/250 (removed 0) transitions.
[2025-05-31 17:27:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:27:47] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:27:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:27:47] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-05-31 17:27:47] [INFO ] Implicit Places using invariants and state equation in 164 ms returned [8]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Implicit Place search using SMT with State Equation took 198 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 24/25 places, 247/250 transitions.
Applied a total of 0 rules in 8 ms. Remains 24 /24 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 211 ms. Remains : 24/25 places, 247/250 transitions.
RANDOM walk for 40000 steps (3434 resets) in 393 ms. (101 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (248 resets) in 60 ms. (655 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (261 resets) in 52 ms. (754 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (241 resets) in 57 ms. (689 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (246 resets) in 60 ms. (655 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (250 resets) in 52 ms. (754 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (272 resets) in 49 ms. (800 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (252 resets) in 56 ms. (701 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (230 resets) in 81 ms. (487 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (241 resets) in 53 ms. (740 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (238 resets) in 46 ms. (851 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (256 resets) in 38 ms. (1025 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 828897 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 11
Probabilistic random walk after 828897 steps, saw 155268 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
// Phase 1: matrix 247 rows 24 cols
[2025-05-31 17:27:50] [INFO ] Computed 0 invariants in 2 ms
[2025-05-31 17:27:50] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 16/271 variables, 8/66 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/271 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/271 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 66 constraints, problems are : Problem set: 0 solved, 11 unsolved in 416 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 239/255 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/255 variables, 42/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/271 variables, and 66 constraints, problems are : Problem set: 0 solved, 11 unsolved in 75010 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 0/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75439ms problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 24 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 247/247 transitions.
Applied a total of 0 rules in 5 ms. Remains 24 /24 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 24/24 places, 247/247 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 24/24 places, 247/247 transitions.
Applied a total of 0 rules in 4 ms. Remains 24 /24 variables (removed 0) and now considering 247/247 (removed 0) transitions.
[2025-05-31 17:29:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:29:06] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-05-31 17:29:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:29:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-05-31 17:29:06] [INFO ] Implicit Places using invariants and state equation in 122 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:29:06] [INFO ] Redundant transitions in 17 ms returned []
Running 227 sub problems to find dead transitions.
[2025-05-31 17:29:06] [INFO ] Invariant cache hit.
[2025-05-31 17:29:06] [INFO ] State equation strengthened by 42 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/267 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/267 variables, 42/62 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/267 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (OVERLAPS) 4/271 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/271 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 6 (OVERLAPS) 0/271 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 227 unsolved
No progress, stopping.
After SMT solving in domain Real declared 271/271 variables, and 66 constraints, problems are : Problem set: 0 solved, 227 unsolved in 17017 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 227 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 1 (OVERLAPS) 247/267 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/267 variables, 42/62 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/267 variables, 227/289 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 227 unsolved
At refinement iteration 5 (OVERLAPS) 4/271 variables, 4/293 constraints. Problems are: Problem set: 0 solved, 227 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 271/271 variables, and 293 constraints, problems are : Problem set: 0 solved, 227 unsolved in 30016 ms.
Refiners :[State Equation: 24/24 constraints, ReadFeed: 42/42 constraints, PredecessorRefiner: 227/227 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47102ms problems are : Problem set: 0 solved, 227 unsolved
Search for dead transitions found 0 dead transitions in 47102ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47283 ms. Remains : 24/24 places, 247/247 transitions.
[2025-05-31 17:29:53] [INFO ] Flatten gal took : 10 ms
[2025-05-31 17:29:53] [INFO ] Flatten gal took : 10 ms
[2025-05-31 17:29:53] [INFO ] Input system was already deterministic with 260 transitions.
Computed a total of 27 stabilizing places and 258 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:29:53] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
// Phase 1: matrix 259 rows 27 cols
[2025-05-31 17:29:53] [INFO ] Computed 0 invariants in 1 ms
[2025-05-31 17:29:53] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20106ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20107ms
[2025-05-31 17:30:13] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:30:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:30:13] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 17:30:13] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:30:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:30:14] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:30:14] [INFO ] Implicit Places using invariants and state equation in 332 ms returned []
Implicit Place search using SMT with State Equation took 371 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:30:14] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:30:14] [INFO ] Invariant cache hit.
[2025-05-31 17:30:14] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60103ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60104ms
Finished structural reductions in LTL mode , in 1 iterations and 80591 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:31:14] [INFO ] Flatten gal took : 9 ms
[2025-05-31 17:31:14] [INFO ] Flatten gal took : 8 ms
[2025-05-31 17:31:14] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:31:14] [INFO ] Flatten gal took : 8 ms
[2025-05-31 17:31:14] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:31:14] [INFO ] Time to serialize gal into /tmp/CTLFireability3549665946190506032.gal : 5 ms
[2025-05-31 17:31:14] [INFO ] Time to serialize properties into /tmp/CTLFireability16503391720351030936.ctl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3549665946190506032.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16503391720351030936.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.823574,29808,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: E(AF(E(AX(EF(((A1>=2)&&(A15>=1)))) U !((E(((A3>=1)&&(A19>=2)) U ((A4>=1)&&(A21>=2))) + AG(((A2>=1)&&(A4>=2))))))) U AX(((A8>=2)&&(A12>=1)...158
=> equivalent forward existential formula: [(FwdU(Init,!(EG(!(E(!(EX(!(E(TRUE U ((A1>=2)&&(A15>=1)))))) U !((E(((A3>=1)&&(A19>=2)) U ((A4>=1)&&(A21>=2))) +...240
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, t17, t18, t19, t20...1498
(forward)formula 0,0,1.98877,57380,1,0,733,338421,516,245,2623,355504,507
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:31:16] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:31:16] [INFO ] Invariant cache hit.
[2025-05-31 17:31:16] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20070ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20071ms
[2025-05-31 17:31:36] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:31:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:31:36] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-05-31 17:31:36] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:31:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:31:36] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:31:36] [INFO ] Implicit Places using invariants and state equation in 168 ms returned []
Implicit Place search using SMT with State Equation took 192 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:31:36] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:31:36] [INFO ] Invariant cache hit.
[2025-05-31 17:31:36] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30022 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60109ms
Finished structural reductions in LTL mode , in 1 iterations and 80375 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:32:36] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:32:36] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:32:36] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:32:36] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:32:36] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:32:36] [INFO ] Time to serialize gal into /tmp/CTLFireability13283647472399381517.gal : 3 ms
[2025-05-31 17:32:36] [INFO ] Time to serialize properties into /tmp/CTLFireability18125944690873017326.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13283647472399381517.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18125944690873017326.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.757701,30052,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: ((AG(((A15>=1)&&(A19>=2))) + ((EG(((A(((A2>=2)&&(A3>=1)) U ((A11>=1)&&(A12>=2))) * (((A2>=2)&&(A3>=1))||((A10>=2)&&(A15>=1)))) * EX(((A8>...480
=> equivalent forward existential formula: (([FwdG((Init * !((!(E(TRUE U !(((A15>=1)&&(A19>=2))))) + ((EG(((!((E(!(((A11>=1)&&(A12>=2))) U (!(((A2>=2)&&(A3...2300
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, t17, t18, t19, t20...1498
Hit Full ! (commute/partial/dont) 258/0/2
Hit Full ! (commute/partial/dont) 202/0/58
(forward)formula 0,0,6.68574,198092,1,0,785,914215,567,263,2751,1.25035e+06,585
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:32:43] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:32:43] [INFO ] Invariant cache hit.
[2025-05-31 17:32:43] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20067ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20068ms
[2025-05-31 17:33:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:33:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:33:03] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 17:33:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:33:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:33:03] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:33:03] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:33:03] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:33:03] [INFO ] Invariant cache hit.
[2025-05-31 17:33:03] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30022 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60090ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60090ms
Finished structural reductions in LTL mode , in 1 iterations and 80421 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:34:04] [INFO ] Flatten gal took : 9 ms
[2025-05-31 17:34:04] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:34:04] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:34:04] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:34:04] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:34:04] [INFO ] Time to serialize gal into /tmp/CTLFireability3664169171795333139.gal : 3 ms
[2025-05-31 17:34:04] [INFO ] Time to serialize properties into /tmp/CTLFireability13609441840704008528.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3664169171795333139.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13609441840704008528.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.752744,30060,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: EG((((!(A(AG(((A12>=1)&&(A18>=2))) U AF(((A17>=1)&&(A20>=2))))) + AF(((A6>=1)&&(A21>=2)))) + ((A6<2)||(A9<1))) + (((A8>=1)&&(A12>=2)) + (...233
=> equivalent forward existential formula: [FwdG(Init,(((!(!((E(!(!(EG(!(((A17>=1)&&(A20>=2)))))) U (!(!(E(TRUE U !(((A12>=1)&&(A18>=2)))))) * !(!(EG(!(((A...407
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, t17, t18, t19, t20...1498
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,5.4266,162864,1,0,768,729185,547,258,2719,1.03964e+06,568
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:34:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:34:09] [INFO ] Invariant cache hit.
[2025-05-31 17:34:09] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20075ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20076ms
[2025-05-31 17:34:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:34:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:34:29] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-05-31 17:34:29] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:34:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:34:29] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:34:30] [INFO ] Implicit Places using invariants and state equation in 475 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:34:30] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:34:30] [INFO ] Invariant cache hit.
[2025-05-31 17:34:30] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30018 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60094ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60096ms
Finished structural reductions in LTL mode , in 1 iterations and 80686 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:35:30] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:35:30] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:35:30] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:35:30] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:35:30] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:35:30] [INFO ] Time to serialize gal into /tmp/CTLFireability5257787074794952257.gal : 1 ms
[2025-05-31 17:35:30] [INFO ] Time to serialize properties into /tmp/CTLFireability16861817497860592714.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5257787074794952257.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16861817497860592714.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.760261,29928,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: E(((A1>=2)&&(A4>=1)) U AX(EF(((AG(((A2>=2)&&(A19>=1))) * (A1>=2)) * (A20>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,((A1>=2)&&(A4>=1))) * !(EX(!(E(TRUE U ((!(E(TRUE U !(((A2>=2)&&(A19>=1))))) * (A1>=2)) * (A20>=1))))...168
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, t17, t18, t19, t20...1498
(forward)formula 0,0,1.81964,55776,1,0,736,314608,522,248,2625,348764,517
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:35:32] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:35:32] [INFO ] Invariant cache hit.
[2025-05-31 17:35:32] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20082ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20082ms
[2025-05-31 17:35:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:35:52] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 17:35:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:35:52] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:35:52] [INFO ] Implicit Places using invariants and state equation in 290 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:35:52] [INFO ] Redundant transitions in 6 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:35:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:35:52] [INFO ] Invariant cache hit.
[2025-05-31 17:35:52] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60097ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60097ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 80521 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:36:52] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:36:52] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:36:52] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:36:52] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:36:52] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:36:52] [INFO ] Time to serialize gal into /tmp/CTLFireability4781046096001205665.gal : 2 ms
[2025-05-31 17:36:52] [INFO ] Time to serialize properties into /tmp/CTLFireability12445240592120584022.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4781046096001205665.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12445240592120584022.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.749248,29932,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: (EG(AG(EF((((A19>=2)&&(A20>=1))||(((A1>=2)&&(A14>=1))&&((A4>=1)&&(A8>=2))))))) + AG(((A18<1)||(A20<2))))
=> equivalent forward existential formula: [(FwdU((Init * !(EG(!(E(TRUE U !(E(TRUE U (((A19>=2)&&(A20>=1))||(((A1>=2)&&(A14>=1))&&((A4>=1)&&(A8>=2)))))))))...197
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, t17, t18, t19, t20...1498
(forward)formula 0,0,5.64214,170280,1,0,781,795640,529,266,2708,1.07544e+06,578
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:36:58] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:36:58] [INFO ] Invariant cache hit.
[2025-05-31 17:36:58] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20072ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20072ms
[2025-05-31 17:37:18] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:37:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:37:18] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-31 17:37:18] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:37:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:37:18] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:37:18] [INFO ] Implicit Places using invariants and state equation in 433 ms returned []
Implicit Place search using SMT with State Equation took 460 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:37:18] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:37:18] [INFO ] Invariant cache hit.
[2025-05-31 17:37:18] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30023 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60091ms 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 80631 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:38:19] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:38:19] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:38:19] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:38:19] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:38:19] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:38:19] [INFO ] Time to serialize gal into /tmp/CTLFireability17414475992213886356.gal : 1 ms
[2025-05-31 17:38:19] [INFO ] Time to serialize properties into /tmp/CTLFireability3077276725781804261.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17414475992213886356.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3077276725781804261.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.821657,29928,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: EX((!(E(E(!(((A5>=2)&&(A6>=1))) U AF((A7>=2))) U (((A4>=2)&&(A19>=1)) + (((EF(((A1>=1)&&(A18>=2))) * (A14>=2)) * ((A15>=1)&&(A18>=2))) * ...188
=> equivalent forward existential formula: [((EY(Init) * ((A2<2)||(A6<1))) * !(E(E(!(((A5>=2)&&(A6>=1))) U !(EG(!((A7>=2))))) U (((A4>=2)&&(A19>=1)) + (((E...245
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, t17, t18, t19, t20...1498
(forward)formula 0,1,7.77812,238376,1,0,862,1.35051e+06,538,316,2653,1.41962e+06,692
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:38:26] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:38:26] [INFO ] Invariant cache hit.
[2025-05-31 17:38:26] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20078ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20079ms
[2025-05-31 17:38:46] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:38:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:47] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:38:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:38:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:38:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:38:47] [INFO ] Implicit Places using invariants and state equation in 437 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:38:47] [INFO ] Redundant transitions in 3 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:38:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:38:47] [INFO ] Invariant cache hit.
[2025-05-31 17:38:47] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60095ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60096ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 80660 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:39:47] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:39:47] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:39:47] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:39:47] [INFO ] Flatten gal took : 11 ms
[2025-05-31 17:39:47] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:39:47] [INFO ] Time to serialize gal into /tmp/CTLFireability1196387709280107718.gal : 2 ms
[2025-05-31 17:39:47] [INFO ] Time to serialize properties into /tmp/CTLFireability16219791027294855621.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1196387709280107718.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16219791027294855621.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.769951,29924,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: AF(AG(AF((((A2<1)||(A11<2))||(B3<1)))))
=> equivalent forward existential formula: [FwdG(Init,!(!(E(TRUE U !(!(EG(!((((A2<1)||(A11<2))||(B3<1))))))))))] = FALSE
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, t17, t18, t19, t20...1498
(forward)formula 0,1,4.36298,135216,1,0,769,646858,529,249,2654,842864,561
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:39:52] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:39:52] [INFO ] Invariant cache hit.
[2025-05-31 17:39:52] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20067ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20068ms
[2025-05-31 17:40:12] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:40:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:40:12] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-05-31 17:40:12] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:40:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:40:12] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:40:12] [INFO ] Implicit Places using invariants and state equation in 284 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 17:40:12] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:40:12] [INFO ] Invariant cache hit.
[2025-05-31 17:40:12] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30012 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30021 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60087ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60089ms
Finished structural reductions in LTL mode , in 1 iterations and 80476 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:41:12] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:41:12] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:41:12] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:41:12] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:41:12] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:41:12] [INFO ] Time to serialize gal into /tmp/CTLFireability18275472341378194793.gal : 1 ms
[2025-05-31 17:41:12] [INFO ] Time to serialize properties into /tmp/CTLFireability9257722134579475669.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18275472341378194793.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9257722134579475669.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.822725,30044,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: E((!(A((A(((A1>=2)&&(A2>=1)) U ((A2>=1)&&(A18>=2))) + EG(((A1>=2)&&(A21>=1)))) U ((A2>=1)&&(A10>=2)))) + !(((EX((EX(((A2>=1)&&(A13>=2))) ...285
=> equivalent forward existential formula: [FwdG(FwdU(Init,(!(!((E(!(((A2>=1)&&(A10>=2))) U (!((!((E(!(((A2>=1)&&(A18>=2))) U (!(((A1>=2)&&(A2>=1))) * !(((...475
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, t17, t18, t19, t20...1498
(forward)formula 0,0,8.11001,244428,1,0,862,1.11304e+06,560,317,2661,1.59245e+06,717
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:41:20] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:41:20] [INFO ] Invariant cache hit.
[2025-05-31 17:41:20] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20064ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20065ms
[2025-05-31 17:41:40] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:41:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:41:40] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-31 17:41:40] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:41:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:41:40] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:41:41] [INFO ] Implicit Places using invariants and state equation in 393 ms returned []
Implicit Place search using SMT with State Equation took 415 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:41:41] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:41:41] [INFO ] Invariant cache hit.
[2025-05-31 17:41:41] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30020 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60109ms
Finished structural reductions in LTL mode , in 1 iterations and 80592 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:42:41] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:42:41] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:42:41] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:42:41] [INFO ] Flatten gal took : 5 ms
[2025-05-31 17:42:41] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:42:41] [INFO ] Time to serialize gal into /tmp/CTLFireability15355755322636335760.gal : 1 ms
[2025-05-31 17:42:41] [INFO ] Time to serialize properties into /tmp/CTLFireability14437876917191790999.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15355755322636335760.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14437876917191790999.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.802516,30056,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: E(AX((!(((A2>=1)&&(A4>=2))) * (EF(((A3>=2)&&(A19>=1))) + (((A4>=2)&&(A8>=1))&&(((A5>=1)||((A3>=1)&&(A8>=2)))||((A16>=2)&&(A18>=1))))))) U...540
=> equivalent forward existential formula: (([(FwdU((FwdU(Init,!(EX(!((!(((A2>=1)&&(A4>=2))) * (E(TRUE U ((A3>=2)&&(A19>=1))) + (((A4>=2)&&(A8>=1))&&(((A5>...1072
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, t17, t18, t19, t20...1498
(forward)formula 0,0,7.51207,232592,1,0,836,1.26328e+06,558,300,2686,1.44491e+06,671
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:42:48] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:42:48] [INFO ] Invariant cache hit.
[2025-05-31 17:42:48] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20058ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20060ms
[2025-05-31 17:43:08] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:43:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:43:08] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 17:43:08] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:43:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:43:09] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:43:09] [INFO ] Implicit Places using invariants and state equation in 514 ms returned []
Implicit Place search using SMT with State Equation took 547 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:43:09] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:43:09] [INFO ] Invariant cache hit.
[2025-05-31 17:43:09] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30009 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60089ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60091ms
Finished structural reductions in LTL mode , in 1 iterations and 80701 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:44:09] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:44:09] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:44:09] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:44:09] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:44:09] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:44:09] [INFO ] Time to serialize gal into /tmp/CTLFireability3496104940186989109.gal : 1 ms
[2025-05-31 17:44:09] [INFO ] Time to serialize properties into /tmp/CTLFireability10794017215731512392.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3496104940186989109.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10794017215731512392.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.795259,30048,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: EF(AX(AG(EF((((A3>=1)&&(A5>=2))||((A13>=2)&&(A18>=1)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(!(E(TRUE U !(E(TRUE U (((A3>=1)&&(A5>=2))||((A13>=2)&&(A18>=1)))))))))))] != FALSE
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, t17, t18, t19, t20...1498
(forward)formula 0,0,4.76137,142504,1,0,762,863290,519,268,2623,865688,565
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:44:14] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:44:14] [INFO ] Invariant cache hit.
[2025-05-31 17:44:14] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20077ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20078ms
[2025-05-31 17:44:34] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:44:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:44:34] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-31 17:44:34] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:44:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:44:34] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:44:34] [INFO ] Implicit Places using invariants and state equation in 301 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:44:34] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:44:34] [INFO ] Invariant cache hit.
[2025-05-31 17:44:34] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60097ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60099ms
Finished structural reductions in LTL mode , in 1 iterations and 80512 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:45:34] [INFO ] Flatten gal took : 11 ms
[2025-05-31 17:45:34] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:45:34] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:45:34] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:45:34] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:45:34] [INFO ] Time to serialize gal into /tmp/CTLFireability17382351211922965151.gal : 1 ms
[2025-05-31 17:45:34] [INFO ] Time to serialize properties into /tmp/CTLFireability5205565899190288921.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17382351211922965151.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5205565899190288921.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.773618,30048,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: AX(E(!(AG(((((A12>=2)&&(A13>=1))&&((A11>=2)&&(A13>=1))) * AF(((A2>=1)&&(A16>=2)))))) U A(((EG(((A2>=2)&&(A8>=1))) + ((A15>=2)&&(A17>=1)))...289
=> equivalent forward existential formula: [(EY(Init) * !(E(!(!(E(TRUE U !(((((A12>=2)&&(A13>=1))&&((A11>=2)&&(A13>=1))) * !(EG(!(((A2>=1)&&(A16>=2))))))))...1029
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, t17, t18, t19, t20...1498
(forward)formula 0,0,4.84359,142716,1,0,785,683796,543,263,2668,901210,601
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:45:39] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:45:39] [INFO ] Invariant cache hit.
[2025-05-31 17:45:39] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20080ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20081ms
[2025-05-31 17:45:59] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:45:59] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 17:45:59] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:46:00] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:46:00] [INFO ] Implicit Places using invariants and state equation in 178 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 17:46:00] [INFO ] Redundant transitions in 2 ms returned []
Running 234 sub problems to find dead transitions.
[2025-05-31 17:46:00] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:46:00] [INFO ] Invariant cache hit.
[2025-05-31 17:46:00] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30015 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30016 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60095ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60095ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 80404 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:47:00] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:47:00] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:47:00] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:47:00] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:47:00] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:47:00] [INFO ] Time to serialize gal into /tmp/CTLFireability6114392675640510446.gal : 1 ms
[2025-05-31 17:47:00] [INFO ] Time to serialize properties into /tmp/CTLFireability5257503715278399864.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability6114392675640510446.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5257503715278399864.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.763295,30056,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: EF((((A1>=1)&&(A3>=2)) + ((((A1>=1)&&(A5>=2)) * ((A14>=2) * !(E((B14>=1) U ((A12>=1)&&(A14>=2)))))) * (((A18<1)||(A20<2))&&((A10<2)||(A13...163
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * ((A1>=1)&&(A3>=2)))] != FALSE + [((((FwdU(Init,TRUE) * (((A18<1)||(A20<2))&&((A10<2)||(A13<...246
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, t17, t18, t19, t20...1498
(forward)formula 0,0,1.71094,50676,1,0,735,299906,522,245,2620,303465,513
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2025-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 1 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:47:02] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:47:02] [INFO ] Invariant cache hit.
[2025-05-31 17:47:02] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20067ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20067ms
[2025-05-31 17:47:22] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:47:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:47:22] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-31 17:47:22] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:47:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:47:22] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:47:22] [INFO ] Implicit Places using invariants and state equation in 294 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:47:22] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:47:22] [INFO ] Invariant cache hit.
[2025-05-31 17:47:22] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30013 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30030 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60118ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60120ms
Finished structural reductions in LTL mode , in 1 iterations and 80516 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:48:22] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:48:22] [INFO ] Flatten gal took : 3 ms
[2025-05-31 17:48:22] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:48:22] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:48:22] [INFO ] Flatten gal took : 3 ms
[2025-05-31 17:48:22] [INFO ] Time to serialize gal into /tmp/CTLFireability1421036676616298486.gal : 1 ms
[2025-05-31 17:48:22] [INFO ] Time to serialize properties into /tmp/CTLFireability16479447290721946937.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1421036676616298486.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16479447290721946937.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.741021,30044,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: AX(EG(EX((EF(((A4>=1)&&(A21>=2))) * ((A2<1)||(A18<2))))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(EX((E(TRUE U ((A4>=1)&&(A21>=2))) * ((A2<1)||(A18<2)))))))] = FALSE
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, t17, t18, t19, t20...1498
(forward)formula 0,0,12.1917,386848,1,0,827,2.25998e+06,528,309,2652,2.30967e+06,697
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2023-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:48:34] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:48:34] [INFO ] Invariant cache hit.
[2025-05-31 17:48:34] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20079ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20080ms
[2025-05-31 17:48:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:48:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:48:54] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-31 17:48:54] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:48:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:48:55] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:48:55] [INFO ] Implicit Places using invariants and state equation in 326 ms returned []
Implicit Place search using SMT with State Equation took 356 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:48:55] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:48:55] [INFO ] Invariant cache hit.
[2025-05-31 17:48:55] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30021 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60100ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60102ms
Finished structural reductions in LTL mode , in 1 iterations and 80544 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:49:55] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:49:55] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:49:55] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:49:55] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:49:55] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:49:55] [INFO ] Time to serialize gal into /tmp/CTLFireability1349322675042341227.gal : 1 ms
[2025-05-31 17:49:55] [INFO ] Time to serialize properties into /tmp/CTLFireability11764582279650351473.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1349322675042341227.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11764582279650351473.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.752516,30064,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: AX((AG((EF(AG((B4>=1))) * (EX(((A2<1)||(A16<2))) + AG(((A6>=2)&&(A7>=1)))))) + AX((((AG(((A1>=1)&&(A9>=2))) + ((A1>=1)&&(A5>=2))) + (((A1...255
=> equivalent forward existential formula: [(FwdU((((EY((EY(Init) * !(!(E(TRUE U !((E(TRUE U !(E(TRUE U !((B4>=1))))) * (EX(((A2<1)||(A16<2))) + !(E(TRUE U...432
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, t17, t18, t19, t20...1498
(forward)formula 0,0,5.63773,175456,1,0,792,837341,546,268,2720,1.1179e+06,611
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2023-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:50:01] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:50:01] [INFO ] Invariant cache hit.
[2025-05-31 17:50:01] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20071ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20072ms
[2025-05-31 17:50:21] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:50:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:50:21] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-05-31 17:50:21] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:50:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:50:21] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:50:21] [INFO ] Implicit Places using invariants and state equation in 675 ms returned []
Implicit Place search using SMT with State Equation took 712 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:50:21] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:50:21] [INFO ] Invariant cache hit.
[2025-05-31 17:50:21] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30012 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60101ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60103ms
Finished structural reductions in LTL mode , in 1 iterations and 80892 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:51:21] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:51:21] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:51:22] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:51:22] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:51:22] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:51:22] [INFO ] Time to serialize gal into /tmp/CTLFireability18237836356209991508.gal : 1 ms
[2025-05-31 17:51:22] [INFO ] Time to serialize properties into /tmp/CTLFireability8877179281048150544.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18237836356209991508.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8877179281048150544.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.773603,30044,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: AF(AX(AG(((A2>=2)&&(A9>=1)))))
=> equivalent forward existential formula: [FwdG(Init,!(!(EX(!(!(E(TRUE U !(((A2>=2)&&(A9>=1))))))))))] = FALSE
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, t17, t18, t19, t20...1498
(forward)formula 0,0,5.2507,156920,1,0,758,690496,524,250,2705,998483,545
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2023-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 3 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:51:27] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:51:27] [INFO ] Invariant cache hit.
[2025-05-31 17:51:27] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
SMT process timed out in 20081ms, After SMT, problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 20083ms
[2025-05-31 17:51:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:51:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:51:47] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-31 17:51:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:51:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 17:51:47] [INFO ] State equation strengthened by 72 read => feed constraints.
[2025-05-31 17:51:47] [INFO ] Implicit Places using invariants and state equation in 403 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2025-05-31 17:51:47] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2025-05-31 17:51:47] [INFO ] Invariant cache hit.
[2025-05-31 17:51:47] [INFO ] State equation strengthened by 72 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 286/286 variables, and 99 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30023 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 72/72 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) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 71/92 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/332 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 332 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 71/72 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Finished structural reductions in LTL mode , in 1 iterations and 80630 ms. Remains : 27/27 places, 260/260 transitions.
[2025-05-31 17:52:47] [INFO ] Flatten gal took : 6 ms
[2025-05-31 17:52:47] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:52:47] [INFO ] Input system was already deterministic with 260 transitions.
[2025-05-31 17:52:47] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:52:47] [INFO ] Flatten gal took : 4 ms
[2025-05-31 17:52:47] [INFO ] Time to serialize gal into /tmp/CTLFireability1634203715672055452.gal : 1 ms
[2025-05-31 17:52:47] [INFO ] Time to serialize properties into /tmp/CTLFireability4021972255078973375.ctl : 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1634203715672055452.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4021972255078973375.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.79507e+07,0.73524,29920,2,3169,5,92006,6,0,395,155137,0


Converting to forward existential form...Done !
original formula: !(A(((A2>=2)&&(A20>=1)) U EX(A(!((((A11>=2)&&(A16>=1))||((A9>=2)&&(A11>=1)))) U AG(((A2>=1)&&(A11>=2)))))))
=> equivalent forward existential formula: ([((FwdU(Init,!(EX(!((E(!(!(E(TRUE U !(((A2>=1)&&(A11>=2)))))) U (!(!((((A11>=2)&&(A16>=1))||((A9>=2)&&(A11>=1))...703
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, t17, t18, t19, t20...1498
(forward)formula 0,1,6.24454,197464,1,0,783,981563,527,269,2708,1.23818e+06,587
FORMULA DNAwalker-PT-08ringLL-CTLFireability-2023-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

[2025-05-31 17:52:54] [INFO ] Flatten gal took : 7 ms
[2025-05-31 17:52:54] [INFO ] Flatten gal took : 5 ms
Total runtime 1679244 ms.

BK_STOP 1748713974316

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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-08ringLL"
export BK_EXAMINATION="CTLFireability"
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-08ringLL, examination is CTLFireability"
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-174860067400410"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-08ringLL.tgz
mv DNAwalker-PT-08ringLL execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;