Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r156-tall-174881254000420.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)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PolyORBLF-PT-S02J04T08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881254000420
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 17K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 107K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 21K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 110K 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 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 39K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 29K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 193K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 25K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 133K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 717K 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 PolyORBLF-PT-S02J04T08-LTLFireability-00
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-01
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-02
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-03
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-04
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-05
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-06
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-07
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-08
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-09
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-10
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-11
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-12
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-13
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-14
FORMULA_NAME PolyORBLF-PT-S02J04T08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748973651148

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S02J04T08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-03 18:00:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 18:00:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 18:00:52] [INFO ] Load time of PNML (sax parser for PT used): 122 ms
[2025-06-03 18:00:52] [INFO ] Transformed 614 places.
[2025-06-03 18:00:52] [INFO ] Transformed 1242 transitions.
[2025-06-03 18:00:52] [INFO ] Parsed PT model containing 614 places and 1242 transitions and 5732 arcs in 222 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
[2025-06-03 18:00:52] [INFO ] Reduced 8 identical enabling conditions.
[2025-06-03 18:00:52] [INFO ] Reduced 8 identical enabling conditions.
Ensure Unique test removed 128 transitions
Reduce redundant transitions removed 128 transitions.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 156 out of 614 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 614/614 places, 1114/1114 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 606 transition count 1106
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 606 transition count 1106
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 23 place count 599 transition count 1099
Iterating global reduction 0 with 7 rules applied. Total rules applied 30 place count 599 transition count 1099
Applied a total of 30 rules in 108 ms. Remains 599 /614 variables (removed 15) and now considering 1099/1114 (removed 15) transitions.
Running 1097 sub problems to find dead transitions.
[2025-06-03 18:00:52] [INFO ] Flow matrix only has 1083 transitions (discarded 16 similar events)
// Phase 1: matrix 1083 rows 599 cols
[2025-06-03 18:00:53] [INFO ] Computed 50 invariants in 68 ms
[2025-06-03 18:00:53] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/595 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/595 variables, 33/46 constraints. Problems are: Problem set: 0 solved, 1097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 19 places in 229 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 63 places in 117 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 63 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 63 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 64 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:05] [INFO ] Deduced a trap composed of 63 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:06] [INFO ] Deduced a trap composed of 63 places in 80 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:06] [INFO ] Deduced a trap composed of 63 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:06] [INFO ] Deduced a trap composed of 160 places in 339 ms of which 99 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:07] [INFO ] Deduced a trap composed of 395 places in 361 ms of which 129 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:08] [INFO ] Deduced a trap composed of 47 places in 216 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:08] [INFO ] Deduced a trap composed of 293 places in 365 ms of which 124 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:09] [INFO ] Deduced a trap composed of 269 places in 354 ms of which 115 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:10] [INFO ] Deduced a trap composed of 3 places in 252 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:11] [INFO ] Deduced a trap composed of 270 places in 382 ms of which 113 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:13] [INFO ] Deduced a trap composed of 288 places in 352 ms of which 114 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:13] [INFO ] Deduced a trap composed of 54 places in 334 ms of which 55 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 595/1682 variables, and 64 constraints, problems are : Problem set: 0 solved, 1097 unsolved in 20065 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 33/37 constraints, State Equation: 0/599 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1097/1097 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1097 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/595 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/595 variables, 33/46 constraints. Problems are: Problem set: 0 solved, 1097 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/595 variables, 18/64 constraints. Problems are: Problem set: 0 solved, 1097 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 595/1682 variables, and 64 constraints, problems are : Problem set: 0 solved, 1097 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 33/37 constraints, State Equation: 0/599 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1097 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41141ms problems are : Problem set: 0 solved, 1097 unsolved
Search for dead transitions found 0 dead transitions in 41169ms
[2025-06-03 18:01:34] [INFO ] Flow matrix only has 1083 transitions (discarded 16 similar events)
[2025-06-03 18:01:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:01:35] [INFO ] Implicit Places using invariants in 1090 ms returned [108, 181, 288, 300, 421, 489, 518, 530]
Discarding 8 places :
Implicit Place search using SMT only with invariants took 1119 ms to find 8 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 591/614 places, 1099/1114 transitions.
Applied a total of 0 rules in 16 ms. Remains 591 /591 variables (removed 0) and now considering 1099/1099 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 42493 ms. Remains : 591/614 places, 1099/1114 transitions.
Support contains 156 out of 591 places after structural reductions.
[2025-06-03 18:01:35] [INFO ] Flatten gal took : 126 ms
[2025-06-03 18:01:35] [INFO ] Flatten gal took : 73 ms
[2025-06-03 18:01:35] [INFO ] Input system was already deterministic with 1099 transitions.
RANDOM walk for 40000 steps (9 resets) in 1300 ms. (30 steps per ms) remains 3/31 properties
BEST_FIRST walk for 40002 steps (9 resets) in 444 ms. (89 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 452 ms. (88 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 244 ms. (163 steps per ms) remains 3/3 properties
[2025-06-03 18:01:36] [INFO ] Flow matrix only has 1083 transitions (discarded 16 similar events)
// Phase 1: matrix 1083 rows 591 cols
[2025-06-03 18:01:36] [INFO ] Computed 42 invariants in 53 ms
[2025-06-03 18:01:36] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 51/64 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 356/420 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp27 is UNSAT
At refinement iteration 5 (OVERLAPS) 135/555 variables, 13/22 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/555 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/588 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:37] [INFO ] Deduced a trap composed of 64 places in 242 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:37] [INFO ] Deduced a trap composed of 64 places in 201 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:37] [INFO ] Deduced a trap composed of 64 places in 179 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:38] [INFO ] Deduced a trap composed of 64 places in 136 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:38] [INFO ] Deduced a trap composed of 64 places in 122 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:38] [INFO ] Deduced a trap composed of 64 places in 81 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:38] [INFO ] Deduced a trap composed of 65 places in 51 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/588 variables, 7/47 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/588 variables, 0/47 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 1/589 variables, 1/48 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/589 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1672/1674 variables, and 637 constraints, problems are : Problem set: 2 solved, 1 unsolved in 2610 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 589/591 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 56/64 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 356/420 variables, 7/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/9 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 135/555 variables, 13/22 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/555 variables, 0/22 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/588 variables, 18/40 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/588 variables, 7/47 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:39] [INFO ] Deduced a trap composed of 64 places in 55 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/588 variables, 1/48 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/588 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 1/589 variables, 1/49 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/589 variables, 0/49 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1672/1674 variables, and 638 constraints, problems are : Problem set: 2 solved, 1 unsolved in 1783 ms.
Refiners :[Positive P Invariants (semi-flows): 16/17 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 589/591 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4475ms problems are : Problem set: 2 solved, 1 unsolved
Parikh walk visited 0 properties in 41 ms.
Support contains 8 out of 591 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 58 rules applied. Total rules applied 58 place count 589 transition count 1043
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 114 place count 533 transition count 1043
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 114 place count 533 transition count 979
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 242 place count 469 transition count 979
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Deduced a syphon composed of 65 places in 2 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 372 place count 404 transition count 914
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 378 place count 398 transition count 908
Iterating global reduction 2 with 6 rules applied. Total rules applied 384 place count 398 transition count 908
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 2 with 16 rules applied. Total rules applied 400 place count 398 transition count 892
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 416 place count 382 transition count 892
Applied a total of 416 rules in 171 ms. Remains 382 /591 variables (removed 209) and now considering 892/1099 (removed 207) transitions.
Running 890 sub problems to find dead transitions.
[2025-06-03 18:01:41] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
// Phase 1: matrix 876 rows 382 cols
[2025-06-03 18:01:41] [INFO ] Computed 40 invariants in 21 ms
[2025-06-03 18:01:41] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/380 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/380 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:49] [INFO ] Deduced a trap composed of 31 places in 157 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:49] [INFO ] Deduced a trap composed of 38 places in 93 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:49] [INFO ] Deduced a trap composed of 38 places in 67 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:49] [INFO ] Deduced a trap composed of 38 places in 60 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:49] [INFO ] Deduced a trap composed of 39 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:50] [INFO ] Deduced a trap composed of 34 places in 179 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:50] [INFO ] Deduced a trap composed of 38 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:50] [INFO ] Deduced a trap composed of 38 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:50] [INFO ] Deduced a trap composed of 63 places in 213 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:50] [INFO ] Deduced a trap composed of 38 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:51] [INFO ] Deduced a trap composed of 39 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:51] [INFO ] Deduced a trap composed of 125 places in 214 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:51] [INFO ] Deduced a trap composed of 19 places in 208 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:52] [INFO ] Deduced a trap composed of 218 places in 215 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:54] [INFO ] Deduced a trap composed of 134 places in 216 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:58] [INFO ] Deduced a trap composed of 133 places in 231 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:01:58] [INFO ] Deduced a trap composed of 140 places in 233 ms of which 50 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 380/1258 variables, and 55 constraints, problems are : Problem set: 0 solved, 890 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/26 constraints, State Equation: 0/382 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 890/890 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 890 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/380 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/380 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 380/1258 variables, and 55 constraints, problems are : Problem set: 0 solved, 890 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/26 constraints, State Equation: 0/382 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/890 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40809ms problems are : Problem set: 0 solved, 890 unsolved
Search for dead transitions found 0 dead transitions in 40812ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40986 ms. Remains : 382/591 places, 892/1099 transitions.
RANDOM walk for 40000 steps (20 resets) in 406 ms. (98 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (12 resets) in 145 ms. (273 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 198881 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 1
Probabilistic random walk after 198881 steps, saw 122239 distinct states, run finished after 3007 ms. (steps per millisecond=66 ) properties seen :0
[2025-06-03 18:02:25] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-03 18:02:25] [INFO ] Invariant cache hit.
[2025-06-03 18:02:25] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 270/278 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/278 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/299 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/307 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 69/376 variables, 21/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:25] [INFO ] Deduced a trap composed of 38 places in 119 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:25] [INFO ] Deduced a trap composed of 38 places in 112 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:26] [INFO ] Deduced a trap composed of 38 places in 95 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:26] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:26] [INFO ] Deduced a trap composed of 38 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:26] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 6/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:26] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/379 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/380 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/380 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 876/1256 variables, 380/426 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1256 variables, 96/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1256 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (OVERLAPS) 2/1258 variables, 2/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1258 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1258 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1258 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1258/1258 variables, and 525 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2349 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 382/382 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 270/278 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/278 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 21/299 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/307 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/307 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 69/376 variables, 21/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 7/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:27] [INFO ] Deduced a trap composed of 39 places in 33 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/376 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/376 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/379 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/379 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/380 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/380 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 876/1256 variables, 380/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1256 variables, 96/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1256 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:29] [INFO ] Deduced a trap composed of 140 places in 227 ms of which 51 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1256 variables, 1/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1256 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 2/1258 variables, 2/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1258 variables, 1/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1258 variables, 0/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1258 variables, 0/528 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1258/1258 variables, and 528 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1995 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 26/26 constraints, State Equation: 382/382 constraints, ReadFeed: 96/96 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4355ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 59 ms.
Support contains 8 out of 382 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 382/382 places, 892/892 transitions.
Applied a total of 0 rules in 21 ms. Remains 382 /382 variables (removed 0) and now considering 892/892 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 382/382 places, 892/892 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 382/382 places, 892/892 transitions.
Applied a total of 0 rules in 21 ms. Remains 382 /382 variables (removed 0) and now considering 892/892 (removed 0) transitions.
[2025-06-03 18:02:29] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-03 18:02:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:02:31] [INFO ] Implicit Places using invariants in 1424 ms returned []
[2025-06-03 18:02:31] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-03 18:02:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:02:31] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:02:39] [INFO ] Implicit Places using invariants and state equation in 7929 ms returned []
Implicit Place search using SMT with State Equation took 9359 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 18:02:39] [INFO ] Redundant transitions in 58 ms returned []
Running 890 sub problems to find dead transitions.
[2025-06-03 18:02:39] [INFO ] Flow matrix only has 876 transitions (discarded 16 similar events)
[2025-06-03 18:02:39] [INFO ] Invariant cache hit.
[2025-06-03 18:02:39] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/380 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/380 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 19 places in 124 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 66 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 39 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 39 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:47] [INFO ] Deduced a trap composed of 38 places in 204 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:48] [INFO ] Deduced a trap composed of 63 places in 219 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:49] [INFO ] Deduced a trap composed of 134 places in 209 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:50] [INFO ] Deduced a trap composed of 218 places in 212 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:50] [INFO ] Deduced a trap composed of 127 places in 226 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:54] [INFO ] Deduced a trap composed of 125 places in 213 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:54] [INFO ] Deduced a trap composed of 133 places in 237 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:55] [INFO ] Deduced a trap composed of 31 places in 98 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:02:58] [INFO ] Deduced a trap composed of 140 places in 229 ms of which 54 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 380/1258 variables, and 55 constraints, problems are : Problem set: 0 solved, 890 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/26 constraints, State Equation: 0/382 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 890/890 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 890 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/380 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/380 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 890 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/380 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 890 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 380/1258 variables, and 55 constraints, problems are : Problem set: 0 solved, 890 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/26 constraints, State Equation: 0/382 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/890 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60631ms problems are : Problem set: 0 solved, 890 unsolved
Search for dead transitions found 0 dead transitions in 60633ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70083 ms. Remains : 382/382 places, 892/892 transitions.
Successfully simplified 2 atomic propositions for a total of 11 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(p1)||p0)))))'
Support contains 61 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 19 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:03:40] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
// Phase 1: matrix 1082 rows 588 cols
[2025-06-03 18:03:40] [INFO ] Computed 40 invariants in 12 ms
[2025-06-03 18:03:40] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 19 places in 162 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 76 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 114 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 75 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:53] [INFO ] Deduced a trap composed of 64 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:54] [INFO ] Deduced a trap composed of 64 places in 272 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:54] [INFO ] Deduced a trap composed of 159 places in 314 ms of which 99 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:55] [INFO ] Deduced a trap composed of 47 places in 220 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:55] [INFO ] Deduced a trap composed of 394 places in 356 ms of which 136 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:56] [INFO ] Deduced a trap composed of 292 places in 346 ms of which 123 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:57] [INFO ] Deduced a trap composed of 269 places in 339 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:03:59] [INFO ] Deduced a trap composed of 269 places in 335 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:00] [INFO ] Deduced a trap composed of 287 places in 331 ms of which 104 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:01] [INFO ] Deduced a trap composed of 54 places in 276 ms of which 58 ms to minimize.
SMT process timed out in 20764ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 20766ms
[2025-06-03 18:04:01] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:04:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:04:02] [INFO ] Implicit Places using invariants in 1471 ms returned []
[2025-06-03 18:04:02] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:04:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:04:03] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:04:13] [INFO ] Implicit Places using invariants and state equation in 10680 ms returned []
Implicit Place search using SMT with State Equation took 12162 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:04:13] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:04:13] [INFO ] Invariant cache hit.
[2025-06-03 18:04:13] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 19 places in 165 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 101 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 72 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 75 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:26] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:27] [INFO ] Deduced a trap composed of 47 places in 200 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:27] [INFO ] Deduced a trap composed of 159 places in 311 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:28] [INFO ] Deduced a trap composed of 394 places in 366 ms of which 145 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:29] [INFO ] Deduced a trap composed of 292 places in 347 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:30] [INFO ] Deduced a trap composed of 269 places in 335 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:31] [INFO ] Deduced a trap composed of 269 places in 330 ms of which 108 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:33] [INFO ] Deduced a trap composed of 294 places in 337 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:04:34] [INFO ] Deduced a trap composed of 287 places in 328 ms of which 118 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60562ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60565ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 93519 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 270 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 2 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-00 finished in 93854 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(((!p0 U (p1||G(!p0)))&&F((G(F(!p2))||(F(!p2)&&X(X(!p3)))))))))'
Support contains 31 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 590 transition count 1098
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 590 transition count 1098
Applied a total of 2 rules in 20 ms. Remains 590 /591 variables (removed 1) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:05:14] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
// Phase 1: matrix 1082 rows 590 cols
[2025-06-03 18:05:14] [INFO ] Computed 42 invariants in 13 ms
[2025-06-03 18:05:14] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 19 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 64 places in 106 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 64 places in 73 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 64 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:25] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:26] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:26] [INFO ] Deduced a trap composed of 47 places in 177 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:26] [INFO ] Deduced a trap composed of 64 places in 67 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:26] [INFO ] Deduced a trap composed of 64 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:27] [INFO ] Deduced a trap composed of 114 places in 299 ms of which 93 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:27] [INFO ] Deduced a trap composed of 159 places in 311 ms of which 89 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:28] [INFO ] Deduced a trap composed of 394 places in 374 ms of which 132 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:29] [INFO ] Deduced a trap composed of 285 places in 351 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:30] [INFO ] Deduced a trap composed of 292 places in 351 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:30] [INFO ] Deduced a trap composed of 269 places in 311 ms of which 80 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:31] [INFO ] Deduced a trap composed of 3 places in 224 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:31] [INFO ] Deduced a trap composed of 269 places in 335 ms of which 112 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:34] [INFO ] Deduced a trap composed of 54 places in 311 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:05:34] [INFO ] Deduced a trap composed of 287 places in 350 ms of which 127 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 20/58 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1672 variables, and 58 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/28 constraints, State Equation: 0/590 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
SMT process timed out in 40619ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 40621ms
[2025-06-03 18:05:54] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:05:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:05:56] [INFO ] Implicit Places using invariants in 1496 ms returned []
[2025-06-03 18:05:56] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:05:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:05:57] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:06:09] [INFO ] Implicit Places using invariants and state equation in 12888 ms returned []
Implicit Place search using SMT with State Equation took 14390 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:06:09] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:06:09] [INFO ] Invariant cache hit.
[2025-06-03 18:06:09] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:20] [INFO ] Deduced a trap composed of 19 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:20] [INFO ] Deduced a trap composed of 64 places in 99 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:20] [INFO ] Deduced a trap composed of 64 places in 76 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:20] [INFO ] Deduced a trap composed of 64 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:21] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:21] [INFO ] Deduced a trap composed of 64 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:21] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:21] [INFO ] Deduced a trap composed of 64 places in 76 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:21] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:22] [INFO ] Deduced a trap composed of 114 places in 315 ms of which 90 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:22] [INFO ] Deduced a trap composed of 159 places in 315 ms of which 102 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:22] [INFO ] Deduced a trap composed of 47 places in 235 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:23] [INFO ] Deduced a trap composed of 394 places in 350 ms of which 130 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:24] [INFO ] Deduced a trap composed of 292 places in 349 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:27] [INFO ] Deduced a trap composed of 287 places in 317 ms of which 102 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:28] [INFO ] Deduced a trap composed of 54 places in 279 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:28] [INFO ] Deduced a trap composed of 269 places in 339 ms of which 103 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:29] [INFO ] Deduced a trap composed of 294 places in 306 ms of which 92 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:06:39] [INFO ] Deduced a trap composed of 322 places in 324 ms of which 94 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1672 variables, and 57 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/28 constraints, State Equation: 0/590 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 24/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 19/57 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1672 variables, and 57 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 24/28 constraints, State Equation: 0/590 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60578ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60582ms
Starting structural reductions in LTL mode, iteration 1 : 590/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 115620 ms. Remains : 590/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 296 ms :[(OR p2 (AND p0 (NOT p1))), (OR p2 (AND p0 (NOT p1))), (AND p2 p3), (AND p0 (NOT p1)), p2, (AND p2 p3), (AND p2 p3)]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-01
Product exploration explored 100000 steps with 28569 reset in 528 ms.
Product exploration explored 100000 steps with 28590 reset in 432 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), (X (NOT p2)), (X (AND (NOT p1) (NOT p0))), (X (OR p1 (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X (NOT (OR (AND p2 p1) (AND p2 (NOT p0))))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X (NOT (OR (AND p2 p1) (AND p2 (NOT p0)))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 95 ms. Reduced automaton from 7 states, 13 edges and 4 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 236 ms :[(AND p2 p3), (AND p2 p3), (AND p2 p3), p2, (AND p2 p3), (AND p2 p3)]
RANDOM walk for 40000 steps (9 resets) in 277 ms. (143 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40002 steps (13 resets) in 404 ms. (98 steps per ms) remains 1/1 properties
[2025-06-03 18:07:11] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:07:11] [INFO ] Invariant cache hit.
[2025-06-03 18:07:11] [INFO ] State equation strengthened by 96 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 274/291 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/291 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 82/373 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/373 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 8/381 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Real declared 587/1672 variables, and 40 constraints, problems are : Problem set: 1 solved, 0 unsolved in 258 ms.
Refiners :[Positive P Invariants (semi-flows): 12/14 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 0/590 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2) (NOT p3)), (X (NOT p2)), (X (AND (NOT p1) (NOT p0))), (X (OR p1 (NOT p0))), (X (NOT (AND (NOT p1) p0))), (X (NOT p0)), (X (NOT (OR (AND p2 p1) (AND p2 (NOT p0))))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X (NOT (OR (AND p2 p1) (AND p2 (NOT p0)))))), (X (X p1)), (G (OR (NOT p2) (NOT p3)))]
False Knowledge obtained : [(F p2), (F p3)]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 13 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-01 finished in 117803 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 21 out of 591 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 41 transitions
Trivial Post-agglo rules discarded 41 transitions
Performed 41 trivial Post agglomeration. Transition count delta: 41
Iterating post reduction 0 with 41 rules applied. Total rules applied 41 place count 589 transition count 1058
Reduce places removed 41 places and 0 transitions.
Iterating post reduction 1 with 41 rules applied. Total rules applied 82 place count 548 transition count 1058
Performed 71 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 71 Pre rules applied. Total rules applied 82 place count 548 transition count 987
Deduced a syphon composed of 71 places in 1 ms
Reduce places removed 71 places and 0 transitions.
Iterating global reduction 2 with 142 rules applied. Total rules applied 224 place count 477 transition count 987
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 57
Deduced a syphon composed of 57 places in 1 ms
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 114 rules applied. Total rules applied 338 place count 420 transition count 930
Applied a total of 338 rules in 63 ms. Remains 420 /591 variables (removed 171) and now considering 930/1099 (removed 169) transitions.
Running 928 sub problems to find dead transitions.
[2025-06-03 18:07:12] [INFO ] Flow matrix only has 914 transitions (discarded 16 similar events)
// Phase 1: matrix 914 rows 420 cols
[2025-06-03 18:07:12] [INFO ] Computed 40 invariants in 15 ms
[2025-06-03 18:07:12] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/418 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 928 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/418 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 928 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:19] [INFO ] Deduced a trap composed of 43 places in 80 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:19] [INFO ] Deduced a trap composed of 43 places in 55 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:19] [INFO ] Deduced a trap composed of 43 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:19] [INFO ] Deduced a trap composed of 43 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 42 places in 217 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 87 places in 236 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 43 places in 58 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 43 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 43 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:20] [INFO ] Deduced a trap composed of 19 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:21] [INFO ] Deduced a trap composed of 43 places in 199 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:21] [INFO ] Deduced a trap composed of 250 places in 243 ms of which 76 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:22] [INFO ] Deduced a trap composed of 39 places in 128 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:22] [INFO ] Deduced a trap composed of 158 places in 247 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:29] [INFO ] Deduced a trap composed of 230 places in 209 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:29] [INFO ] Deduced a trap composed of 141 places in 252 ms of which 59 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/418 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 418/1334 variables, and 54 constraints, problems are : Problem set: 0 solved, 928 unsolved in 20031 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/420 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 928/928 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 928 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/418 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 928 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/418 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 928 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/418 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 928 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:52] [INFO ] Deduced a trap composed of 157 places in 231 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:07:52] [INFO ] Deduced a trap composed of 158 places in 251 ms of which 61 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 418/1334 variables, and 56 constraints, problems are : Problem set: 0 solved, 928 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/420 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/928 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40638ms problems are : Problem set: 0 solved, 928 unsolved
Search for dead transitions found 0 dead transitions in 40640ms
[2025-06-03 18:07:52] [INFO ] Flow matrix only has 914 transitions (discarded 16 similar events)
[2025-06-03 18:07:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:07:54] [INFO ] Implicit Places using invariants in 1461 ms returned []
[2025-06-03 18:07:54] [INFO ] Flow matrix only has 914 transitions (discarded 16 similar events)
[2025-06-03 18:07:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:07:54] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:08:02] [INFO ] Implicit Places using invariants and state equation in 8619 ms returned []
Implicit Place search using SMT with State Equation took 10082 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 18:08:02] [INFO ] Redundant transitions in 19 ms returned []
Running 928 sub problems to find dead transitions.
[2025-06-03 18:08:02] [INFO ] Flow matrix only has 914 transitions (discarded 16 similar events)
[2025-06-03 18:08:02] [INFO ] Invariant cache hit.
[2025-06-03 18:08:02] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/418 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 928 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/418 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 928 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:10] [INFO ] Deduced a trap composed of 43 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:10] [INFO ] Deduced a trap composed of 43 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:10] [INFO ] Deduced a trap composed of 43 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:10] [INFO ] Deduced a trap composed of 42 places in 210 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:10] [INFO ] Deduced a trap composed of 43 places in 204 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 43 places in 201 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 43 places in 203 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 87 places in 196 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 43 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 43 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:11] [INFO ] Deduced a trap composed of 19 places in 148 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:12] [INFO ] Deduced a trap composed of 250 places in 245 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:12] [INFO ] Deduced a trap composed of 39 places in 159 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:13] [INFO ] Deduced a trap composed of 158 places in 217 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:13] [INFO ] Deduced a trap composed of 149 places in 246 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:14] [INFO ] Deduced a trap composed of 156 places in 235 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:20] [INFO ] Deduced a trap composed of 141 places in 225 ms of which 39 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/418 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 928 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:25] [INFO ] Deduced a trap composed of 151 places in 232 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:33] [INFO ] Deduced a trap composed of 230 places in 200 ms of which 45 ms to minimize.
SMT process timed out in 30605ms, After SMT, problems are : Problem set: 0 solved, 928 unsolved
Search for dead transitions found 0 dead transitions in 30607ms
Starting structural reductions in SI_LTL mode, iteration 1 : 420/591 places, 930/1099 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 81420 ms. Remains : 420/591 places, 930/1099 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-03
Stuttering criterion allowed to conclude after 3085 steps with 75 reset in 20 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-03 finished in 81547 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U X((X(p1) U p1)))&&X(F(p2))))'
Support contains 30 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 22 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:08:33] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
// Phase 1: matrix 1082 rows 588 cols
[2025-06-03 18:08:33] [INFO ] Computed 40 invariants in 20 ms
[2025-06-03 18:08:33] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:45] [INFO ] Deduced a trap composed of 19 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:45] [INFO ] Deduced a trap composed of 64 places in 67 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:45] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:46] [INFO ] Deduced a trap composed of 64 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:46] [INFO ] Deduced a trap composed of 64 places in 98 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:46] [INFO ] Deduced a trap composed of 64 places in 74 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:46] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:46] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:47] [INFO ] Deduced a trap composed of 64 places in 260 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:47] [INFO ] Deduced a trap composed of 159 places in 309 ms of which 98 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:47] [INFO ] Deduced a trap composed of 47 places in 209 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:48] [INFO ] Deduced a trap composed of 394 places in 351 ms of which 135 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:49] [INFO ] Deduced a trap composed of 292 places in 353 ms of which 124 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:50] [INFO ] Deduced a trap composed of 269 places in 335 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:51] [INFO ] Deduced a trap composed of 269 places in 344 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:53] [INFO ] Deduced a trap composed of 287 places in 321 ms of which 103 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:08:53] [INFO ] Deduced a trap composed of 54 places in 282 ms of which 58 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 20018 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40653ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 40655ms
[2025-06-03 18:09:14] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:09:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:09:15] [INFO ] Implicit Places using invariants in 1288 ms returned []
[2025-06-03 18:09:15] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:09:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:09:16] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:09:24] [INFO ] Implicit Places using invariants and state equation in 8831 ms returned []
Implicit Place search using SMT with State Equation took 10123 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:09:24] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:09:24] [INFO ] Invariant cache hit.
[2025-06-03 18:09:24] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 19 places in 168 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 101 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 76 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 75 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:37] [INFO ] Deduced a trap composed of 64 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:38] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:38] [INFO ] Deduced a trap composed of 47 places in 197 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:38] [INFO ] Deduced a trap composed of 159 places in 297 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:39] [INFO ] Deduced a trap composed of 394 places in 364 ms of which 144 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:40] [INFO ] Deduced a trap composed of 292 places in 339 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:41] [INFO ] Deduced a trap composed of 269 places in 332 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:42] [INFO ] Deduced a trap composed of 269 places in 318 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:44] [INFO ] Deduced a trap composed of 294 places in 330 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:09:45] [INFO ] Deduced a trap composed of 287 places in 337 ms of which 119 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60625ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60629ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 111435 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p2) (NOT p1)), (NOT p2), (NOT p1), (NOT p1), (NOT p1), true, (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-04 finished in 111750 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 9 out of 591 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 589 transition count 1043
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 112 place count 533 transition count 1043
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 112 place count 533 transition count 979
Deduced a syphon composed of 64 places in 0 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 240 place count 469 transition count 979
Performed 65 Post agglomeration using F-continuation condition.Transition count delta: 65
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 370 place count 404 transition count 914
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 376 place count 398 transition count 908
Iterating global reduction 2 with 6 rules applied. Total rules applied 382 place count 398 transition count 908
Applied a total of 382 rules in 60 ms. Remains 398 /591 variables (removed 193) and now considering 908/1099 (removed 191) transitions.
Running 906 sub problems to find dead transitions.
[2025-06-03 18:10:25] [INFO ] Flow matrix only has 892 transitions (discarded 16 similar events)
// Phase 1: matrix 892 rows 398 cols
[2025-06-03 18:10:25] [INFO ] Computed 40 invariants in 21 ms
[2025-06-03 18:10:25] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:32] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:32] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:32] [INFO ] Deduced a trap composed of 41 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:32] [INFO ] Deduced a trap composed of 40 places in 200 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 41 places in 198 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 71 places in 198 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 19 places in 179 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 40 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:33] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:34] [INFO ] Deduced a trap composed of 234 places in 210 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:34] [INFO ] Deduced a trap composed of 31 places in 149 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:35] [INFO ] Deduced a trap composed of 142 places in 206 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:36] [INFO ] Deduced a trap composed of 135 places in 216 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:41] [INFO ] Deduced a trap composed of 140 places in 204 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:10:43] [INFO ] Deduced a trap composed of 155 places in 229 ms of which 53 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 16/53 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 396/1290 variables, and 53 constraints, problems are : Problem set: 0 solved, 906 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 23/26 constraints, State Equation: 0/398 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 16/53 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/1290 variables, and 53 constraints, problems are : Problem set: 0 solved, 906 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 23/26 constraints, State Equation: 0/398 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/906 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40604ms problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 40606ms
[2025-06-03 18:11:05] [INFO ] Flow matrix only has 892 transitions (discarded 16 similar events)
[2025-06-03 18:11:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:11:07] [INFO ] Implicit Places using invariants in 1621 ms returned []
[2025-06-03 18:11:07] [INFO ] Flow matrix only has 892 transitions (discarded 16 similar events)
[2025-06-03 18:11:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:11:07] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:11:16] [INFO ] Implicit Places using invariants and state equation in 9423 ms returned []
Implicit Place search using SMT with State Equation took 11047 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 18:11:17] [INFO ] Redundant transitions in 58 ms returned []
Running 906 sub problems to find dead transitions.
[2025-06-03 18:11:17] [INFO ] Flow matrix only has 892 transitions (discarded 16 similar events)
[2025-06-03 18:11:17] [INFO ] Invariant cache hit.
[2025-06-03 18:11:17] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 40 places in 74 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 40 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 41 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 41 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 40 places in 200 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 71 places in 179 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:24] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:25] [INFO ] Deduced a trap composed of 40 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:25] [INFO ] Deduced a trap composed of 40 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:25] [INFO ] Deduced a trap composed of 135 places in 217 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:25] [INFO ] Deduced a trap composed of 19 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:26] [INFO ] Deduced a trap composed of 142 places in 203 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:27] [INFO ] Deduced a trap composed of 234 places in 217 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:27] [INFO ] Deduced a trap composed of 48 places in 129 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:33] [INFO ] Deduced a trap composed of 140 places in 208 ms of which 49 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 15/52 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:37] [INFO ] Deduced a trap composed of 31 places in 166 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:11:47] [INFO ] Deduced a trap composed of 155 places in 250 ms of which 58 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 1.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 10.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 1.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 1.0)
(s74 0.0)
(s75 0.0)
(s76 1.0)
(s77 1.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 0.0)
(s89 0.0)
(s90 0.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 0.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 0.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 1.0)
(s112 0.0)
(s113 0.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 0.0)
(s118 0.0)
(s119 0.0)
(s120 0.0)
(s121 0.0)
(s122 1.0)
(s123 0.0)
(s124 0.0)
(s125 0.0)
(s126 0.0)
(s127 0.0)
(s128 0.0)
(s129 0.0)
(s130 0.0)
(s131 0.0)
(s132 0.0)
(s133 0.0)
(s134 0.0)
(s135 0.0)
(s136 0.0)
(s137 0.0)
(s138 0.0)
(s139 0.0)
(s140 0.0)
(s141 0.0)
(s142 0.0)
(s143 0.0)
(s144 0.0)
(s145 0.0)
(s146 10.0)
(s147 0.0)
(s148 0.0)
(s149 0.0)
(s150 0.0)
(s151 0.0)
(s152 0.0)
(s153 0.0)
(s154 0.0)
(s155 0.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 0.0)
(s161 0.0)
(s162 0.0)
(s163 0.0)
(s164 0.0)
(s165 0.0)
(s166 0.0)
(s167 0.0)
(s168 0.0)
(s169 0.0)
(s170 0.0)
(s171 1.0)
(s172 0.0)
(s173 0.0)
(s174 0.0)
(s175 0.0)
(s176 0.0)
(s177 0.0)
(s178 0.0)
(s179 0.0)
(s180 0.0)
(s181 0.0)
(s182 1.0)
(s183 0.0)
(s184 0.0)
(s185 0.0)
(s186 0.0)
(s187 0.0)
(s188 0.0)
(s189 0.0)
(s190 0.0)
(s191 0.0)
(s192 0.0)
(s193 0.0)
(s194 0.0)
(s195 0.0)
(s196 0.0)
(s197 0.0)
(s198 0.0)
(s199 0.0)
(s200 0.0)
(s201 0.0)
(s202 0.0)
(s203 0.0)
(s204 10.0)
(s205 0.0)
(s206 0.0)
(s207 0.0)
(s208 0.0)
(s209 0.0)
(s210 0.0)
(s211 0.0)
(s212 0.0)
(s213 0.0)
(s214 0.0)
(s215 0.0)
(s216 0.0)
(s217 0.0)
(s218 0.0)
(s219 0.0)
(s220 1.0)
(s221 0.0)
(s222 0.0)
(s223 0.0)
(s224 0.0)
(s225 0.0)
(s226 0.0)
(s227 0.0)
(s228 0.0)
(s229 0.0)
(s230 0.0)
(s231 0.0)
(s232 0.0)
(s233 0.0)
(s234 0.0)
(s235 0.0)
(s236 0.0)
(s237 0.0)
(s238 0.0)
(s239 0.0)
(s240 0.0)
(s241 0.0)
(s242 0.0)
(s243 0.0)
(s244 0.0)
(s245 0.0)
(s246 0.0)
(s247 0.0)
(s248 0.0)
(s249 0.0)
(s250 0.0)
(s251 0.0)
(s252 0.0)
(s253 0.0)
(s254 0.0)
(s255 0.0)
(s256 0.0)
(s257 0.0)
(s258 0.0)
(s259 0.0)
(s260 0.0)
(s261 0.0)
(s262 1.0)
(s263 0.0)
(s264 0.0)
(s265 0.0)
(s266 0.0)
(s267 0.0)
(s268 0.0)
(s269 0.0)
(s270 0.0)
(s271 0.0)
(s272 0.0)
(s273 0.0)
(s274 0.0)
(s275 0.0)
(s276 0.0)
(s277 0.0)
(s278 0.0)
(s279 0.0)
(s280 1.0)
(s281 0.0)
(s282 0.0)
(s283 0.0)
(s284 0.0)
(s285 0.0)
(s286 0.0)
(s287 0.0)
(s288 0.0)
(s289 0.0)
(s290 0.0)
(s292 0.0)
(s293 0.0)
(s294 0.0)
(s295 0.0)
(s296 0.0)
(s297 1.0)
(s298 0.0)
(s299 0.0)
(s300 0.0)
(s301 0.0)
(s302 0.0)
(s303 0.0)
(s304 1.0)
(s305 0.0)
(s306 0.0)
(s307 0.0)
(s308 0.0)
(s309 0.0)
(s310 0.0)
(s311 0.0)
(s312 0.0)
(s313 0.0)
(s314 0.0)
(s315 0.0)
(s316 0.0)
(s317 0.0)
(s318 1.0)
(s319 0.0)
(s320 0.0)
(s321 0.0)
(s322 0.0)
(s323 0.0)
(s324 0.0)
(s325 0.0)
(s326 0.0)
(s327 0.0)
(s328 0.0)
(s329 1.0)
(s330 0.0)
(s331 0.0)
(s332 0.0)
(s333 0.0)
(s334 0.0)
(s335 0.0)
(s336 0.0)
(s337 0.0)
(s338 0.0)
(s339 0.0)
(s340 0.0)
(s341 1.0)
(s342 0.0)
(s343 0.0)
(s344 0.0)
(s345 0.0)
(s346 1.0)
(s347 0.0)
(s348 0.0)
(s349 0.0)
(s350 0.0)
(s351 0.0)
(s352 0.0)
(s353 0.0)
(s354 0.0)
(s355 0.0)
(s357 0.0)
(s358 0.0)
(s359 0.0)
(s360 0.0)
(s361 0.0)
(s362 0.0)
(s363 0.0)
(s364 0.0)
(s365 1.0)
(s366 0.0)
(s367 0.0)
(s368 0.0)
(s369 0.0)
(s370 0.0)
(s371 0.0)
(s372 0.0)
(s373 0.0)
(s374 0.0)
(s375 0.0)
(s376 0.0)
(s377 0.0)
(s378 timeout
8.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 396/1290 variables, and 54 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 23/26 constraints, State Equation: 0/398 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 906/906 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 906 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 17/54 constraints. Problems are: Problem set: 0 solved, 906 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:10] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 1)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 6)
(s39 1)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 1)
(s78 0)
(s79 0)
(s80 0)
(s81 1)
(s82 0)
(s83 0)
(s84 0)
(s85 0)
(s86 0)
(s87 1)
(s88 0)
(s89 1)
(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 0)
(s96 0)
(s97 0)
(s98 0)
(s99 0)
(s100 0)
(s101 0)
(s102 0)
(s103 0)
(s104 0)
(s105 0)
(s106 0)
(s107 0)
(s108 0)
(s109 0)
(s110 0)
(s111 0)
(s112 0)
(s113 0)
(s114 0)
(s115 0)
(s116 0)
(s117 0)
(s118 0)
(s119 0)
(s120 0)
(s121 0)
(s122 1)
(s123 0)
(s124 0)
(s125 0)
(s126 0)
(s127 0)
(s128 0)
(s129 0)
(s130 0)
(s131 0)
(s132 0)
(s133 0)
(s134 0)
(s135 1)
(s136 0)
(s137 0)
(s138 0)
(s139 0)
(s140 0)
(s141 0)
(s142 0)
(s143 1)
(s144 0)
(s145 0)
(s146 0)
(s147 0)
(s148 0)
(s149 0)
(s150 0)
(s151 0)
(s152 0)
(s153 0)
(s154 0)
(s155 0)
(s156 0)
(s157 0)
(s158 0)
(s159 0)
(s160 1)
(s161 0)
(s162 4)
(s163 0)
(s164 0)
(s165 0)
(s166 0)
(s167 0)
(s168 0)
(s169 0)
(s170 0)
(s171 0)
(s172 0)
(s173 0)
(s174 0)
(s175 0)
(s176 0)
(s177 0)
(s178 0)
(s179 0)
(s180 0)
(s181 0)
(s182 0)
(s183 0)
(s184 0)
(s185 0)
(s186 0)
(s187 0)
(s188 0)
(s189 0)
(s190 0)
(s191 0)
(s192 0)
(s193 0)
(s194 0)
(s195 0)
(s196 0)
(s197 0)
(s198 0)
(s199 0)
(s200 0)
(s201 0)
(s202 1)
(s203 0)
(s204 9)
(s205 0)
(s206 0)
(s207 0)
(s208 0)
(s209 0)
(s210 0)
(s211 0)
(s212 1)
(s213 0)
(s214 0)
(s215 0)
(s216 0)
(s217 0)
(s218 0)
(s219 0)
(s220 0)
(s221 0)
(s222 0)
(s223 0)
(s224 0)
(s225 0)
(s226 0)
(s227 0)
(s228 0)
(s229 0)
(s230 0)
(s231 0)
(s232 0)
(s233 0)
(s234 0)
(s235 0)
(s236 0)
(s237 0)
(s238 0)
(s239 0)
(s240 0)
(s241 0)
(s242 0)
(s243 0)
(s244 0)
(s245 0)
(s246 0)
(s247 0)
(s248 0)
(s249 0)
(s250 0)
(s251timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/1290 variables, and 55 constraints, problems are : Problem set: 0 solved, 906 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 23/26 constraints, State Equation: 0/398 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/906 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60625ms problems are : Problem set: 0 solved, 906 unsolved
Search for dead transitions found 0 dead transitions in 60627ms
Starting structural reductions in SI_LTL mode, iteration 1 : 398/591 places, 908/1099 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 112411 ms. Remains : 398/591 places, 908/1099 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-07
Stuttering criterion allowed to conclude after 2598 steps with 0 reset in 18 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-07 finished in 112477 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)||X(X(F(p2))))))'
Support contains 9 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 20 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:12:17] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
// Phase 1: matrix 1082 rows 588 cols
[2025-06-03 18:12:17] [INFO ] Computed 40 invariants in 19 ms
[2025-06-03 18:12:17] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:30] [INFO ] Deduced a trap composed of 19 places in 172 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:30] [INFO ] Deduced a trap composed of 64 places in 66 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:30] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:30] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:31] [INFO ] Deduced a trap composed of 64 places in 101 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:31] [INFO ] Deduced a trap composed of 64 places in 80 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:31] [INFO ] Deduced a trap composed of 64 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:31] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:32] [INFO ] Deduced a trap composed of 64 places in 265 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:32] [INFO ] Deduced a trap composed of 159 places in 314 ms of which 100 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:32] [INFO ] Deduced a trap composed of 47 places in 219 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:33] [INFO ] Deduced a trap composed of 394 places in 351 ms of which 137 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:34] [INFO ] Deduced a trap composed of 292 places in 371 ms of which 127 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:35] [INFO ] Deduced a trap composed of 269 places in 342 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:36] [INFO ] Deduced a trap composed of 269 places in 342 ms of which 121 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:12:38] [INFO ] Deduced a trap composed of 287 places in 325 ms of which 105 ms to minimize.
SMT process timed out in 20797ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 20800ms
[2025-06-03 18:12:38] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:12:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:12:40] [INFO ] Implicit Places using invariants in 1487 ms returned []
[2025-06-03 18:12:40] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:12:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:12:40] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:12:50] [INFO ] Implicit Places using invariants and state equation in 10173 ms returned []
Implicit Place search using SMT with State Equation took 11662 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:12:50] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:12:50] [INFO ] Invariant cache hit.
[2025-06-03 18:12:50] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:02] [INFO ] Deduced a trap composed of 19 places in 172 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 106 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 72 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 69 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:03] [INFO ] Deduced a trap composed of 64 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:04] [INFO ] Deduced a trap composed of 47 places in 196 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:04] [INFO ] Deduced a trap composed of 159 places in 300 ms of which 89 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:05] [INFO ] Deduced a trap composed of 394 places in 361 ms of which 145 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:06] [INFO ] Deduced a trap composed of 292 places in 342 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:06] [INFO ] Deduced a trap composed of 269 places in 340 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:08] [INFO ] Deduced a trap composed of 269 places in 326 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:10] [INFO ] Deduced a trap composed of 294 places in 333 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:11] [INFO ] Deduced a trap composed of 287 places in 334 ms of which 120 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60621ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60623ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 93113 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 215 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-08
Stuttering criterion allowed to conclude after 3769 steps with 0 reset in 13 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-08 finished in 93363 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G(p1))))'
Support contains 6 out of 591 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 589 transition count 1043
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 112 place count 533 transition count 1043
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 112 place count 533 transition count 979
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 240 place count 469 transition count 979
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 368 place count 405 transition count 915
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 374 place count 399 transition count 909
Iterating global reduction 2 with 6 rules applied. Total rules applied 380 place count 399 transition count 909
Applied a total of 380 rules in 60 ms. Remains 399 /591 variables (removed 192) and now considering 909/1099 (removed 190) transitions.
Running 907 sub problems to find dead transitions.
[2025-06-03 18:13:51] [INFO ] Flow matrix only has 893 transitions (discarded 16 similar events)
// Phase 1: matrix 893 rows 399 cols
[2025-06-03 18:13:51] [INFO ] Computed 40 invariants in 10 ms
[2025-06-03 18:13:51] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/397 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/397 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 41 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 40 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 40 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 42 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 34 places in 201 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:58] [INFO ] Deduced a trap composed of 72 places in 205 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:59] [INFO ] Deduced a trap composed of 19 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:59] [INFO ] Deduced a trap composed of 40 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:59] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:13:59] [INFO ] Deduced a trap composed of 136 places in 205 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:00] [INFO ] Deduced a trap composed of 53 places in 127 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:00] [INFO ] Deduced a trap composed of 143 places in 225 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:01] [INFO ] Deduced a trap composed of 32 places in 118 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:02] [INFO ] Deduced a trap composed of 235 places in 216 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:07] [INFO ] Deduced a trap composed of 133 places in 212 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:09] [INFO ] Deduced a trap composed of 155 places in 218 ms of which 49 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 397/1292 variables, and 56 constraints, problems are : Problem set: 0 solved, 907 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/399 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 907/907 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 907 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/397 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/397 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 18/56 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 397/1292 variables, and 56 constraints, problems are : Problem set: 0 solved, 907 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/399 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/907 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40572ms problems are : Problem set: 0 solved, 907 unsolved
Search for dead transitions found 0 dead transitions in 40574ms
[2025-06-03 18:14:31] [INFO ] Flow matrix only has 893 transitions (discarded 16 similar events)
[2025-06-03 18:14:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:14:33] [INFO ] Implicit Places using invariants in 1590 ms returned []
[2025-06-03 18:14:33] [INFO ] Flow matrix only has 893 transitions (discarded 16 similar events)
[2025-06-03 18:14:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:14:33] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:14:39] [INFO ] Implicit Places using invariants and state equation in 5879 ms returned []
Implicit Place search using SMT with State Equation took 7470 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 18:14:39] [INFO ] Redundant transitions in 24 ms returned []
Running 907 sub problems to find dead transitions.
[2025-06-03 18:14:39] [INFO ] Flow matrix only has 893 transitions (discarded 16 similar events)
[2025-06-03 18:14:39] [INFO ] Invariant cache hit.
[2025-06-03 18:14:39] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/397 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/397 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 41 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 40 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 40 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 42 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 40 places in 56 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 34 places in 190 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:46] [INFO ] Deduced a trap composed of 72 places in 201 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:47] [INFO ] Deduced a trap composed of 40 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:47] [INFO ] Deduced a trap composed of 136 places in 206 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:47] [INFO ] Deduced a trap composed of 19 places in 139 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:47] [INFO ] Deduced a trap composed of 32 places in 137 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:48] [INFO ] Deduced a trap composed of 143 places in 218 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:50] [INFO ] Deduced a trap composed of 235 places in 223 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:55] [INFO ] Deduced a trap composed of 133 places in 191 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:57] [INFO ] Deduced a trap composed of 215 places in 226 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:57] [INFO ] Deduced a trap composed of 108 places in 214 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:14:58] [INFO ] Deduced a trap composed of 155 places in 218 ms of which 55 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 19/57 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 397/1292 variables, and 57 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/399 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 907/907 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 907 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/397 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/397 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/397 variables, 19/57 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 397/1292 variables, and 57 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 25/27 constraints, State Equation: 0/399 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/907 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60567ms problems are : Problem set: 0 solved, 907 unsolved
Search for dead transitions found 0 dead transitions in 60569ms
Starting structural reductions in SI_LTL mode, iteration 1 : 399/591 places, 909/1099 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 108706 ms. Remains : 399/591 places, 909/1099 transitions.
Stuttering acceptance computed with spot in 31 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-09
Product exploration explored 100000 steps with 67 reset in 418 ms.
Stack based approach found an accepted trace after 1078 steps with 2 reset with depth 401 and stack size 401 in 4 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-09 finished in 109179 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(((X(G(p0)) U p1)||X(p2)))) U p3)))'
Support contains 6 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 24 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:15:40] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
// Phase 1: matrix 1082 rows 588 cols
[2025-06-03 18:15:40] [INFO ] Computed 40 invariants in 19 ms
[2025-06-03 18:15:40] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 19 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 70 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 103 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 68 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:53] [INFO ] Deduced a trap composed of 64 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:54] [INFO ] Deduced a trap composed of 64 places in 276 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:54] [INFO ] Deduced a trap composed of 159 places in 313 ms of which 99 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:55] [INFO ] Deduced a trap composed of 47 places in 214 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:55] [INFO ] Deduced a trap composed of 394 places in 350 ms of which 136 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:56] [INFO ] Deduced a trap composed of 292 places in 348 ms of which 123 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:57] [INFO ] Deduced a trap composed of 269 places in 331 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:15:59] [INFO ] Deduced a trap composed of 269 places in 335 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:00] [INFO ] Deduced a trap composed of 287 places in 322 ms of which 104 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 1.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 1.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 10.0)
(s59 0.0)
(s60 0.0)
(s61 1.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 0.0)
(s89 0.0)
(s90 0.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 0.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 0.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 1.0)
(s112 0.0)
(s113 0.0)
(s114 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 54 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 16/54 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 54 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 20033 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40646ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 40648ms
[2025-06-03 18:16:20] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:16:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:16:22] [INFO ] Implicit Places using invariants in 1161 ms returned []
[2025-06-03 18:16:22] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:16:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:16:22] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:16:33] [INFO ] Implicit Places using invariants and state equation in 11230 ms returned []
Implicit Place search using SMT with State Equation took 12393 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:16:33] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:16:33] [INFO ] Invariant cache hit.
[2025-06-03 18:16:33] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 19 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 104 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 75 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 76 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:46] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:47] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:47] [INFO ] Deduced a trap composed of 47 places in 200 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:47] [INFO ] Deduced a trap composed of 159 places in 314 ms of which 89 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:48] [INFO ] Deduced a trap composed of 394 places in 368 ms of which 144 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:49] [INFO ] Deduced a trap composed of 292 places in 330 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:50] [INFO ] Deduced a trap composed of 269 places in 332 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:51] [INFO ] Deduced a trap composed of 269 places in 329 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:53] [INFO ] Deduced a trap composed of 294 places in 363 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:16:54] [INFO ] Deduced a trap composed of 287 places in 343 ms of which 118 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
SMT process timed out in 60612ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60618ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 113691 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 310 ms :[(NOT p3), (NOT p3), (OR (NOT p3) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), true, (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-10
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-10 finished in 114034 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(G(p0)) U G(p1))) U (F(!p2)&&G(p3))))'
Support contains 9 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 21 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:17:34] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:17:34] [INFO ] Invariant cache hit.
[2025-06-03 18:17:34] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 19 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 107 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 78 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 71 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:47] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:48] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:48] [INFO ] Deduced a trap composed of 47 places in 190 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:48] [INFO ] Deduced a trap composed of 159 places in 301 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:49] [INFO ] Deduced a trap composed of 394 places in 366 ms of which 145 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:50] [INFO ] Deduced a trap composed of 292 places in 344 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:50] [INFO ] Deduced a trap composed of 269 places in 326 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:52] [INFO ] Deduced a trap composed of 269 places in 345 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:54] [INFO ] Deduced a trap composed of 294 places in 337 ms of which 117 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:17:54] [INFO ] Deduced a trap composed of 287 places in 333 ms of which 119 ms to minimize.
SMT process timed out in 20642ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 20644ms
[2025-06-03 18:17:54] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:17:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:17:56] [INFO ] Implicit Places using invariants in 1226 ms returned []
[2025-06-03 18:17:56] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:17:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:17:56] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:18:05] [INFO ] Implicit Places using invariants and state equation in 9376 ms returned []
Implicit Place search using SMT with State Equation took 10603 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:18:05] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:18:05] [INFO ] Invariant cache hit.
[2025-06-03 18:18:05] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 19 places in 166 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 64 places in 109 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 64 places in 80 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 64 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:18] [INFO ] Deduced a trap composed of 64 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:19] [INFO ] Deduced a trap composed of 64 places in 77 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:19] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:19] [INFO ] Deduced a trap composed of 64 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:19] [INFO ] Deduced a trap composed of 47 places in 207 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:19] [INFO ] Deduced a trap composed of 159 places in 314 ms of which 88 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:20] [INFO ] Deduced a trap composed of 394 places in 376 ms of which 144 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:21] [INFO ] Deduced a trap composed of 292 places in 350 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:22] [INFO ] Deduced a trap composed of 269 places in 348 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:23] [INFO ] Deduced a trap composed of 269 places in 342 ms of which 108 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:25] [INFO ] Deduced a trap composed of 294 places in 350 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:18:26] [INFO ] Deduced a trap composed of 287 places in 348 ms of which 118 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/586 variables, 17/55 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 0/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60625ms problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60630ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 91908 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 278 ms :[(OR (NOT p3) p2), (NOT p1), (NOT p3), p2, (NOT p0), (AND (NOT p0) (NOT p3) p1)]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-12
Stuttering criterion allowed to conclude after 3991 steps with 0 reset in 19 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-12 finished in 92243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(X((p0&&G(p1))))))))))'
Support contains 3 out of 591 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 591/591 places, 1099/1099 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 589 transition count 1099
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 588 transition count 1098
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 588 transition count 1098
Applied a total of 4 rules in 22 ms. Remains 588 /591 variables (removed 3) and now considering 1098/1099 (removed 1) transitions.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:19:06] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:19:06] [INFO ] Invariant cache hit.
[2025-06-03 18:19:06] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 19 places in 186 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 64 places in 107 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 64 places in 74 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 64 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:19] [INFO ] Deduced a trap composed of 64 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:20] [INFO ] Deduced a trap composed of 64 places in 75 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:20] [INFO ] Deduced a trap composed of 64 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:20] [INFO ] Deduced a trap composed of 64 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:20] [INFO ] Deduced a trap composed of 47 places in 205 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:21] [INFO ] Deduced a trap composed of 159 places in 320 ms of which 89 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:21] [INFO ] Deduced a trap composed of 394 places in 377 ms of which 146 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:23] [INFO ] Deduced a trap composed of 292 places in 340 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:23] [INFO ] Deduced a trap composed of 269 places in 341 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:24] [INFO ] Deduced a trap composed of 269 places in 331 ms of which 111 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:27] [INFO ] Deduced a trap composed of 294 places in 337 ms of which 117 ms to minimize.
SMT process timed out in 20682ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 20684ms
[2025-06-03 18:19:27] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:19:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:19:28] [INFO ] Implicit Places using invariants in 1365 ms returned []
[2025-06-03 18:19:28] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:19:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:19:29] [INFO ] State equation strengthened by 96 read => feed constraints.
[2025-06-03 18:19:38] [INFO ] Implicit Places using invariants and state equation in 9490 ms returned []
Implicit Place search using SMT with State Equation took 10865 ms to find 0 implicit places.
Running 1096 sub problems to find dead transitions.
[2025-06-03 18:19:38] [INFO ] Flow matrix only has 1082 transitions (discarded 16 similar events)
[2025-06-03 18:19:38] [INFO ] Invariant cache hit.
[2025-06-03 18:19:38] [INFO ] State equation strengthened by 96 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:50] [INFO ] Deduced a trap composed of 19 places in 186 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 103 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 73 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 77 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:51] [INFO ] Deduced a trap composed of 64 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:52] [INFO ] Deduced a trap composed of 47 places in 211 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:52] [INFO ] Deduced a trap composed of 159 places in 317 ms of which 90 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:53] [INFO ] Deduced a trap composed of 394 places in 378 ms of which 148 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:54] [INFO ] Deduced a trap composed of 292 places in 347 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:55] [INFO ] Deduced a trap composed of 269 places in 341 ms of which 113 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:56] [INFO ] Deduced a trap composed of 269 places in 323 ms of which 109 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:58] [INFO ] Deduced a trap composed of 294 places in 339 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 18:19:59] [INFO ] Deduced a trap composed of 287 places in 359 ms of which 119 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 586/1670 variables, and 55 constraints, problems are : Problem set: 0 solved, 1096 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 22/24 constraints, State Equation: 0/588 constraints, ReadFeed: 0/96 constraints, PredecessorRefiner: 1096/1096 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/586 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/586 variables, 22/38 constraints. Problems are: Problem set: 0 solved, 1096 unsolved
SMT process timed out in 60597ms, After SMT, problems are : Problem set: 0 solved, 1096 unsolved
Search for dead transitions found 0 dead transitions in 60600ms
Starting structural reductions in LTL mode, iteration 1 : 588/591 places, 1098/1099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 92179 ms. Remains : 588/591 places, 1098/1099 transitions.
Stuttering acceptance computed with spot in 401 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PolyORBLF-PT-S02J04T08-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1168 steps with 1 reset in 8 ms.
FORMULA PolyORBLF-PT-S02J04T08-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PolyORBLF-PT-S02J04T08-LTLFireability-15 finished in 92617 ms.
All properties solved by simple procedures.
Total runtime 1186837 ms.

BK_STOP 1748974839174

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PolyORBLF-PT-S02J04T08"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S02J04T08, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r156-tall-174881254000420"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J04T08.tgz
mv PolyORBLF-PT-S02J04T08 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;