About the Execution of ITS-Tools for ShieldPPPs-PT-002B
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 385980.00 | 0.00 | 0.00 | FTFFFTFFFFTFTTTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533100627.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldPPPs-PT-002B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533100627
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 5.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 35K 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 ShieldPPPs-PT-002B-LTLCardinality-00
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-01
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-02
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-03
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-04
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-05
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-06
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-07
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-08
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-09
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-10
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-11
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-12
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-13
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-14
FORMULA_NAME ShieldPPPs-PT-002B-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749188799116
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-002B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-06 05:46:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-06 05:46:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-06 05:46:40] [INFO ] Load time of PNML (sax parser for PT used): 57 ms
[2025-06-06 05:46:40] [INFO ] Transformed 139 places.
[2025-06-06 05:46:40] [INFO ] Transformed 129 transitions.
[2025-06-06 05:46:40] [INFO ] Found NUPN structural information;
[2025-06-06 05:46:40] [INFO ] Parsed PT model containing 139 places and 129 transitions and 354 arcs in 140 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-002B-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-002B-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-002B-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 139 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 139/139 places, 129/129 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 133 transition count 123
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 133 transition count 123
Applied a total of 12 rules in 27 ms. Remains 133 /139 variables (removed 6) and now considering 123/129 (removed 6) transitions.
// Phase 1: matrix 123 rows 133 cols
[2025-06-06 05:46:40] [INFO ] Computed 23 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:46:40] [INFO ] Implicit Places using invariants in 194 ms returned []
[2025-06-06 05:46:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:46:41] [INFO ] Implicit Places using invariants and state equation in 188 ms returned []
Implicit Place search using SMT with State Equation took 421 ms to find 0 implicit places.
Running 122 sub problems to find dead transitions.
[2025-06-06 05:46:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (OVERLAPS) 1/133 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 18 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 20 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 19 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:42] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 20/43 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 36 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 19 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:43] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 8/51 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 10 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 23 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 24 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 29 places in 39 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 6/57 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:44] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 31 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 32 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 33 places in 52 ms of which 6 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/133 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:45] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/133 variables, 3/68 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:46] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:46] [INFO ] Deduced a trap composed of 25 places in 32 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/133 variables, 2/70 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:46] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:46] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:46] [INFO ] Deduced a trap composed of 24 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:47] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:47] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/133 variables, 2/75 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:47] [INFO ] Deduced a trap composed of 26 places in 34 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/133 variables, 1/76 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:48] [INFO ] Deduced a trap composed of 27 places in 36 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/133 variables, 1/77 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/133 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 13 (OVERLAPS) 123/256 variables, 133/210 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:49] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:49] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:49] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:49] [INFO ] Deduced a trap composed of 27 places in 41 ms of which 5 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/256 variables, 4/214 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/256 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:51] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 34 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 35 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 35 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 35 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 36 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 37 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 37 places in 46 ms of which 4 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/256 variables, 8/222 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:52] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/256 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 20 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:53] [INFO ] Deduced a trap composed of 27 places in 31 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/256 variables, 6/229 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:55] [INFO ] Deduced a trap along path composed of 5 places in 39 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:55] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/256 variables, 2/231 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/256 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 21 (OVERLAPS) 0/256 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 122 unsolved
No progress, stopping.
After SMT solving in domain Real declared 256/256 variables, and 231 constraints, problems are : Problem set: 0 solved, 122 unsolved in 16972 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 133/133 constraints, PredecessorRefiner: 122/122 constraints, Known Traps: 73/73 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/132 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 1 (OVERLAPS) 1/133 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/133 variables, 73/96 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 27 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 28 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 23 places in 34 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:58] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/133 variables, 11/107 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 29 places in 36 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 32 places in 41 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 34 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 35 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 41 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 33 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 38 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 38 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 39 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 39 places in 37 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:46:59] [INFO ] Deduced a trap composed of 40 places in 41 ms of which 9 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/133 variables, 14/121 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 27 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 35 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 36 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 36 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 37 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 37 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 38 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 38 places in 29 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/133 variables, 8/129 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:00] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 43 places in 47 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 43 places in 42 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 44 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 44 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 45 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 45 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [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
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 45 places in 35 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 46 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 46 places in 31 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/133 variables, 12/141 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:01] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 27 places in 31 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/133 variables, 5/146 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 25 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 26 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/133 variables, 3/149 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 27 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 32 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:02] [INFO ] Deduced a trap composed of 34 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:03] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/133 variables, 4/153 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/133 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 11 (OVERLAPS) 123/256 variables, 133/286 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/256 variables, 122/408 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:04] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:04] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:04] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/256 variables, 3/411 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:06] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:06] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:06] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:06] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/256 variables, 4/415 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:08] [INFO ] Deduced a trap composed of 26 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:09] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:09] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:09] [INFO ] Deduced a trap composed of 28 places in 43 ms of which 7 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/256 variables, 4/419 constraints. Problems are: Problem set: 0 solved, 122 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:21] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:23] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/256 variables, 2/423 constraints. Problems are: Problem set: 0 solved, 122 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/256 variables, and 423 constraints, problems are : Problem set: 0 solved, 122 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 133/133 constraints, PredecessorRefiner: 122/122 constraints, Known Traps: 143/143 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 47035ms problems are : Problem set: 0 solved, 122 unsolved
Search for dead transitions found 0 dead transitions in 47054ms
Starting structural reductions in LTL mode, iteration 1 : 133/139 places, 123/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47517 ms. Remains : 133/139 places, 123/129 transitions.
Support contains 37 out of 133 places after structural reductions.
[2025-06-06 05:47:28] [INFO ] Flatten gal took : 27 ms
[2025-06-06 05:47:28] [INFO ] Flatten gal took : 12 ms
[2025-06-06 05:47:28] [INFO ] Input system was already deterministic with 123 transitions.
Support contains 36 out of 133 places (down from 37) after GAL structural reductions.
RANDOM walk for 2868 steps (6 resets) in 131 ms. (21 steps per ms) remains 0/21 properties
Computed a total of 29 stabilizing places and 29 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(p0)))))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 125 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 125 transition count 115
Applied a total of 16 rules in 15 ms. Remains 125 /133 variables (removed 8) and now considering 115/123 (removed 8) transitions.
// Phase 1: matrix 115 rows 125 cols
[2025-06-06 05:47:28] [INFO ] Computed 23 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:47:28] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-06 05:47:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:47:28] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 190 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:47:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:29] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:29] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:29] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:29] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 33 places in 43 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 13/36 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 36 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:30] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 6/42 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:31] [INFO ] Deduced a trap composed of 17 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:31] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:31] [INFO ] Deduced a trap composed of 26 places in 30 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 115/240 variables, 125/170 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:32] [INFO ] Deduced a trap composed of 10 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:32] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:32] [INFO ] Deduced a trap composed of 27 places in 36 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 3/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:33] [INFO ] Deduced a trap along path composed of 5 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:33] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 2/175 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:34] [INFO ] Deduced a trap along path composed of 5 places in 25 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 1/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:35] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 12 (OVERLAPS) 0/240 variables, 0/177 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 177 constraints, problems are : Problem set: 0 solved, 114 unsolved in 9154 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 26/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (OVERLAPS) 115/240 variables, 125/174 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 114/288 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:38] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:38] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:38] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 9 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:39] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 12/300 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:40] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:40] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:40] [INFO ] Deduced a trap composed of 23 places in 36 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 3/303 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:42] [INFO ] Deduced a trap composed of 25 places in 42 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 1/304 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 3/307 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:45] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:46] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:46] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:49] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:53] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:54] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:47:59] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:00] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:00] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:00] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 4/317 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:04] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:05] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 4 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 2/319 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 319 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 39188ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 39189ms
Starting structural reductions in LTL mode, iteration 1 : 125/133 places, 115/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39396 ms. Remains : 125/133 places, 115/123 transitions.
Stuttering acceptance computed with spot in 326 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-00 finished in 39775 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U p1))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 132 transition count 108
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 28 place count 118 transition count 108
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 11 Pre rules applied. Total rules applied 28 place count 118 transition count 97
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 50 place count 107 transition count 97
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 58 place count 99 transition count 89
Iterating global reduction 2 with 8 rules applied. Total rules applied 66 place count 99 transition count 89
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 66 place count 99 transition count 86
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 72 place count 96 transition count 86
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 132 place count 66 transition count 56
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 134 place count 64 transition count 54
Applied a total of 134 rules in 34 ms. Remains 64 /133 variables (removed 69) and now considering 54/123 (removed 69) transitions.
// Phase 1: matrix 54 rows 64 cols
[2025-06-06 05:48:08] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:08] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-06 05:48:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:08] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:48:08] [INFO ] Redundant transitions in 1 ms returned []
Running 51 sub problems to find dead transitions.
[2025-06-06 05:48:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 1/64 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:08] [INFO ] Deduced a trap composed of 14 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:08] [INFO ] Deduced a trap composed of 28 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 54/118 variables, 64/89 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:09] [INFO ] Deduced a trap along path composed of 9 places in 25 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 0/118 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 90 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1302 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 7/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 54/118 variables, 64/89 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 51/140 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:10] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/118 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/118 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (OVERLAPS) 0/118 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 142 constraints, problems are : Problem set: 0 solved, 51 unsolved in 3083 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4391ms problems are : Problem set: 0 solved, 51 unsolved
Search for dead transitions found 0 dead transitions in 4392ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/133 places, 54/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4549 ms. Remains : 64/133 places, 54/123 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-02
Product exploration explored 100000 steps with 11347 reset in 258 ms.
Product exploration explored 100000 steps with 11488 reset in 158 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 210 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p1), (NOT p0)]
RANDOM walk for 256 steps (0 resets) in 6 ms. (36 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1)]
Knowledge based reduction with 3 factoid took 393 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 85 ms :[(NOT p1), (NOT p0)]
[2025-06-06 05:48:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:48:14] [INFO ] [Real]Absence check using 23 positive place invariants in 4 ms returned sat
[2025-06-06 05:48:14] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-06 05:48:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:48:14] [INFO ] [Nat]Absence check using 23 positive place invariants in 3 ms returned sat
[2025-06-06 05:48:14] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 05:48:14] [INFO ] Computed and/alt/rep : 51/102/51 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-06 05:48:14] [INFO ] Added : 46 causal constraints over 10 iterations in 97 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 54/54 transitions.
Applied a total of 0 rules in 8 ms. Remains 64 /64 variables (removed 0) and now considering 54/54 (removed 0) transitions.
[2025-06-06 05:48:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:14] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-06 05:48:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:14] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:48:14] [INFO ] Redundant transitions in 1 ms returned []
Running 51 sub problems to find dead transitions.
[2025-06-06 05:48:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 1/64 variables, 7/23 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:15] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:15] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 54/118 variables, 64/89 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:15] [INFO ] Deduced a trap along path composed of 9 places in 26 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 8 (OVERLAPS) 0/118 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 90 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1344 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 2/18 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 7/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 54/118 variables, 64/89 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 51/140 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:16] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/118 variables, 1/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/118 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (OVERLAPS) 0/118 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 142 constraints, problems are : Problem set: 0 solved, 51 unsolved in 3065 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4417ms problems are : Problem set: 0 solved, 51 unsolved
Search for dead transitions found 0 dead transitions in 4418ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 4531 ms. Remains : 64/64 places, 54/54 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 292 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p1), (NOT p0)]
RANDOM walk for 280 steps (0 resets) in 5 ms. (46 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1)]
Knowledge based reduction with 3 factoid took 371 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), (NOT p0)]
[2025-06-06 05:48:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:48:20] [INFO ] [Real]Absence check using 23 positive place invariants in 3 ms returned sat
[2025-06-06 05:48:20] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-06 05:48:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:48:20] [INFO ] [Nat]Absence check using 23 positive place invariants in 4 ms returned sat
[2025-06-06 05:48:20] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2025-06-06 05:48:20] [INFO ] Computed and/alt/rep : 51/102/51 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-06 05:48:20] [INFO ] Added : 46 causal constraints over 10 iterations in 96 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 78 ms :[(NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 11419 reset in 122 ms.
Product exploration explored 100000 steps with 11460 reset in 128 ms.
Built C files in :
/tmp/ltsmin11929062879669570097
[2025-06-06 05:48:20] [INFO ] Computing symmetric may disable matrix : 54 transitions.
[2025-06-06 05:48:20] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 05:48:20] [INFO ] Computing symmetric may enable matrix : 54 transitions.
[2025-06-06 05:48:20] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 05:48:20] [INFO ] Computing Do-Not-Accords matrix : 54 transitions.
[2025-06-06 05:48:20] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-06 05:48:20] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11929062879669570097
Running compilation step : cd /tmp/ltsmin11929062879669570097;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 257 ms.
Running link step : cd /tmp/ltsmin11929062879669570097;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 44 ms.
Running LTSmin : cd /tmp/ltsmin11929062879669570097;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7254250964717199851.hoa' '--buchi-type=spotba'
LTSmin run took 160 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-02 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-02 finished in 12739 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&F(p1)))))'
Support contains 6 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 125 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 125 transition count 115
Applied a total of 16 rules in 9 ms. Remains 125 /133 variables (removed 8) and now considering 115/123 (removed 8) transitions.
// Phase 1: matrix 115 rows 125 cols
[2025-06-06 05:48:21] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:21] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-06 05:48:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:21] [INFO ] Implicit Places using invariants and state equation in 81 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:48:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 34 places in 40 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:22] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 14/37 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 26 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 36 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 6/43 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:23] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 115/240 variables, 125/170 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:25] [INFO ] Deduced a trap composed of 10 places in 31 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:25] [INFO ] Deduced a trap along path composed of 5 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:26] [INFO ] Deduced a trap along path composed of 5 places in 21 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 2/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 10 (OVERLAPS) 0/240 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 173 constraints, problems are : Problem set: 0 solved, 114 unsolved in 6912 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 23/23 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (OVERLAPS) 115/240 variables, 125/171 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 114/285 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:28] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:29] [INFO ] Deduced a trap composed of 20 places in 23 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 11/296 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 25 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:30] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:31] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:31] [INFO ] Deduced a trap composed of 22 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:31] [INFO ] Deduced a trap composed of 27 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:31] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 11/307 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:32] [INFO ] Deduced a trap composed of 22 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:32] [INFO ] Deduced a trap composed of 27 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:32] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:33] [INFO ] Deduced a trap composed of 26 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:33] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:33] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 6/313 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:34] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:34] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:34] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:34] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 4/317 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:36] [INFO ] Deduced a trap composed of 25 places in 48 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:36] [INFO ] Deduced a trap composed of 28 places in 44 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:36] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:37] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:37] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:37] [INFO ] Deduced a trap composed of 33 places in 43 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 6/323 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:39] [INFO ] Deduced a trap composed of 28 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:40] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:40] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:40] [INFO ] Deduced a trap composed of 26 places in 33 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 4/327 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:42] [INFO ] Deduced a trap composed of 28 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:42] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 2/329 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:51] [INFO ] Deduced a trap along path composed of 5 places in 26 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 332 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 67/67 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 36937ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 36938ms
Starting structural reductions in LTL mode, iteration 1 : 125/133 places, 115/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 37087 ms. Remains : 125/133 places, 115/123 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 888 steps with 7 reset in 8 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-03 finished in 37254 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 132 transition count 106
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 116 transition count 106
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 32 place count 116 transition count 97
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 50 place count 107 transition count 97
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 56 place count 101 transition count 91
Iterating global reduction 2 with 6 rules applied. Total rules applied 62 place count 101 transition count 91
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 62 place count 101 transition count 88
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 68 place count 98 transition count 88
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 130 place count 67 transition count 57
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 132 place count 65 transition count 55
Applied a total of 132 rules in 22 ms. Remains 65 /133 variables (removed 68) and now considering 55/123 (removed 68) transitions.
// Phase 1: matrix 55 rows 65 cols
[2025-06-06 05:48:58] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:58] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-06 05:48:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:48:58] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:48:58] [INFO ] Redundant transitions in 0 ms returned []
Running 54 sub problems to find dead transitions.
[2025-06-06 05:48:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (OVERLAPS) 1/65 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:58] [INFO ] Deduced a trap composed of 4 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:58] [INFO ] Deduced a trap composed of 27 places in 46 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (OVERLAPS) 55/120 variables, 65/90 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (OVERLAPS) 0/120 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Real declared 120/120 variables, and 90 constraints, problems are : Problem set: 0 solved, 54 unsolved in 949 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 65/65 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 1/65 variables, 9/24 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/65 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 6 (OVERLAPS) 55/120 variables, 65/90 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 54/144 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:59] [INFO ] Deduced a trap composed of 10 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:59] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:48:59] [INFO ] Deduced a trap composed of 16 places in 24 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/120 variables, 3/147 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:00] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/120 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:02] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/120 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/120 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 12 (OVERLAPS) 0/120 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 120/120 variables, and 149 constraints, problems are : Problem set: 0 solved, 54 unsolved in 9533 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 65/65 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 10489ms problems are : Problem set: 0 solved, 54 unsolved
Search for dead transitions found 0 dead transitions in 10490ms
Starting structural reductions in SI_LTL mode, iteration 1 : 65/133 places, 55/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10614 ms. Remains : 65/133 places, 55/123 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-04
Product exploration explored 100000 steps with 608 reset in 182 ms.
Stack based approach found an accepted trace after 3755 steps with 21 reset with depth 188 and stack size 188 in 8 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-04 finished in 10868 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))) U X(X(p2))))'
Support contains 6 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 125 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 125 transition count 115
Applied a total of 16 rules in 9 ms. Remains 125 /133 variables (removed 8) and now considering 115/123 (removed 8) transitions.
// Phase 1: matrix 115 rows 125 cols
[2025-06-06 05:49:09] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:49:09] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-06 05:49:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:49:09] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:49:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 17 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 19 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:10] [INFO ] Deduced a trap composed of 32 places in 39 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:11] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:11] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:11] [INFO ] Deduced a trap composed of 25 places in 36 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:11] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:11] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 34 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 22 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 24 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 26 places in 32 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 4/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:12] [INFO ] Deduced a trap composed of 28 places in 30 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 23 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 28 places in 42 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 30 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 30 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 32 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:13] [INFO ] Deduced a trap composed of 26 places in 33 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (OVERLAPS) 115/240 variables, 125/185 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:15] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:15] [INFO ] Deduced a trap along path composed of 5 places in 27 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 13 (OVERLAPS) 0/240 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 187 constraints, problems are : Problem set: 0 solved, 114 unsolved in 8866 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 38/61 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:18] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:18] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (OVERLAPS) 115/240 variables, 125/188 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 114/302 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:19] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:20] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:20] [INFO ] Deduced a trap composed of 35 places in 41 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:21] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 1/313 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:24] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:25] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:25] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:26] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 4/317 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:29] [INFO ] Deduced a trap composed of 24 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:29] [INFO ] Deduced a trap composed of 26 places in 33 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 2/319 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:33] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:33] [INFO ] Deduced a trap composed of 22 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:33] [INFO ] Deduced a trap composed of 30 places in 34 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:38] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:42] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:42] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:42] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:48] [INFO ] Deduced a trap composed of 26 places in 49 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 328 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 38891ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 38892ms
Starting structural reductions in LTL mode, iteration 1 : 125/133 places, 115/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39040 ms. Remains : 125/133 places, 115/123 transitions.
Stuttering acceptance computed with spot in 489 ms :[(NOT p2), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-05
Product exploration explored 100000 steps with 33333 reset in 88 ms.
Product exploration explored 100000 steps with 33333 reset in 99 ms.
Computed a total of 24 stabilizing places and 24 stable transitions
Computed a total of 24 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X (AND p0 p1)), (X (NOT (OR (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 12 ms. Reduced automaton from 11 states, 25 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-002B-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-05 finished in 39755 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)||G(p1)))'
Support contains 4 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 125 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 125 transition count 115
Applied a total of 16 rules in 2 ms. Remains 125 /133 variables (removed 8) and now considering 115/123 (removed 8) transitions.
[2025-06-06 05:49:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:49:49] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-06 05:49:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:49:49] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:49:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:49] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 17 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 19 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 32 places in 38 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:50] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 3/41 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 34 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:51] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 22 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 24 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 26 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 4/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 26 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:52] [INFO ] Deduced a trap composed of 28 places in 28 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 4/53 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 23 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 28 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 30 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 32 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:53] [INFO ] Deduced a trap composed of 26 places in 29 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (OVERLAPS) 115/240 variables, 125/185 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:54] [INFO ] Deduced a trap composed of 10 places in 35 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:55] [INFO ] Deduced a trap along path composed of 5 places in 29 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 13 (OVERLAPS) 0/240 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 187 constraints, problems are : Problem set: 0 solved, 114 unsolved in 8788 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 38/61 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:58] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:58] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (OVERLAPS) 115/240 variables, 125/188 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 114/302 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:58] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:49:59] [INFO ] Deduced a trap composed of 35 places in 40 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:01] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 1/313 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:04] [INFO ] Deduced a trap composed of 33 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:04] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:05] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:05] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 4/317 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:09] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:09] [INFO ] Deduced a trap composed of 26 places in 33 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 2/319 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:12] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:13] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:13] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:18] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:21] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:22] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:22] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:27] [INFO ] Deduced a trap composed of 26 places in 43 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 328 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 38809ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 38810ms
Starting structural reductions in LTL mode, iteration 1 : 125/133 places, 115/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38932 ms. Remains : 125/133 places, 115/123 transitions.
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-06 finished in 39089 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))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 132 transition count 106
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 32 place count 116 transition count 106
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 32 place count 116 transition count 96
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 52 place count 106 transition count 96
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 59 place count 99 transition count 89
Iterating global reduction 2 with 7 rules applied. Total rules applied 66 place count 99 transition count 89
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 66 place count 99 transition count 86
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 72 place count 96 transition count 86
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 0 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 132 place count 66 transition count 56
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 134 place count 64 transition count 54
Applied a total of 134 rules in 19 ms. Remains 64 /133 variables (removed 69) and now considering 54/123 (removed 69) transitions.
// Phase 1: matrix 54 rows 64 cols
[2025-06-06 05:50:28] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:28] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-06 05:50:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:28] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:50:28] [INFO ] Redundant transitions in 0 ms returned []
Running 52 sub problems to find dead transitions.
[2025-06-06 05:50:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 54/118 variables, 64/87 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:28] [INFO ] Deduced a trap composed of 11 places in 20 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (OVERLAPS) 0/118 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 88 constraints, problems are : Problem set: 0 solved, 52 unsolved in 818 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (OVERLAPS) 54/118 variables, 64/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 52/140 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:29] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/118 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (OVERLAPS) 0/118 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 141 constraints, problems are : Problem set: 0 solved, 52 unsolved in 1283 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2119ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 2119ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/133 places, 54/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2234 ms. Remains : 64/133 places, 54/123 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-07
Product exploration explored 100000 steps with 8221 reset in 113 ms.
Product exploration explored 100000 steps with 8290 reset in 118 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 62 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
RANDOM walk for 33 steps (0 resets) in 5 ms. (5 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2025-06-06 05:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:50:30] [INFO ] [Real]Absence check using 23 positive place invariants in 3 ms returned sat
[2025-06-06 05:50:31] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-06 05:50:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:50:31] [INFO ] [Nat]Absence check using 23 positive place invariants in 4 ms returned sat
[2025-06-06 05:50:31] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:31] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 1 ms to minimize.
[2025-06-06 05:50:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 35 ms
[2025-06-06 05:50:31] [INFO ] Computed and/alt/rep : 52/95/52 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-06 05:50:31] [INFO ] Added : 50 causal constraints over 10 iterations in 70 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 64 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 64/64 places, 54/54 transitions.
Applied a total of 0 rules in 2 ms. Remains 64 /64 variables (removed 0) and now considering 54/54 (removed 0) transitions.
[2025-06-06 05:50:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:31] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-06 05:50:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:31] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:50:31] [INFO ] Redundant transitions in 1 ms returned []
Running 52 sub problems to find dead transitions.
[2025-06-06 05:50:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (OVERLAPS) 54/118 variables, 64/87 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:31] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 1/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (OVERLAPS) 0/118 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 88 constraints, problems are : Problem set: 0 solved, 52 unsolved in 783 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/64 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/64 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 3 (OVERLAPS) 54/118 variables, 64/88 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/118 variables, 52/140 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/118 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 52 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:32] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/118 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
At refinement iteration 8 (OVERLAPS) 0/118 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 52 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 141 constraints, problems are : Problem set: 0 solved, 52 unsolved in 1268 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 52/52 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2055ms problems are : Problem set: 0 solved, 52 unsolved
Search for dead transitions found 0 dead transitions in 2056ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2153 ms. Remains : 64/64 places, 54/54 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 76 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
RANDOM walk for 56 steps (0 resets) in 6 ms. (8 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
[2025-06-06 05:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:50:33] [INFO ] [Real]Absence check using 23 positive place invariants in 3 ms returned sat
[2025-06-06 05:50:33] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-06 05:50:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-06 05:50:33] [INFO ] [Nat]Absence check using 23 positive place invariants in 3 ms returned sat
[2025-06-06 05:50:33] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:33] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 2 ms to minimize.
[2025-06-06 05:50:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2025-06-06 05:50:33] [INFO ] Computed and/alt/rep : 52/95/52 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-06 05:50:33] [INFO ] Added : 50 causal constraints over 10 iterations in 70 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Stuttering criterion allowed to conclude after 59556 steps with 4928 reset in 69 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-07 finished in 5867 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 132 transition count 108
Reduce places removed 14 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 15 rules applied. Total rules applied 29 place count 118 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 30 place count 117 transition count 107
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 30 place count 117 transition count 96
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 52 place count 106 transition count 96
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 60 place count 98 transition count 88
Iterating global reduction 3 with 8 rules applied. Total rules applied 68 place count 98 transition count 88
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 68 place count 98 transition count 85
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 74 place count 95 transition count 85
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 132 place count 66 transition count 56
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 134 place count 64 transition count 54
Applied a total of 134 rules in 17 ms. Remains 64 /133 variables (removed 69) and now considering 54/123 (removed 69) transitions.
// Phase 1: matrix 54 rows 64 cols
[2025-06-06 05:50:34] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:34] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-06 05:50:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:34] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:50:34] [INFO ] Redundant transitions in 0 ms returned []
Running 51 sub problems to find dead transitions.
[2025-06-06 05:50:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (OVERLAPS) 1/64 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:34] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:34] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:34] [INFO ] Deduced a trap composed of 27 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (OVERLAPS) 54/118 variables, 64/90 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:34] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/118 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:35] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:35] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/118 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/118 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (OVERLAPS) 0/118 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Real declared 118/118 variables, and 93 constraints, problems are : Problem set: 0 solved, 51 unsolved in 1684 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/63 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/63 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/63 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 3 (OVERLAPS) 1/64 variables, 11/27 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 2/29 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 6 (OVERLAPS) 54/118 variables, 64/93 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/118 variables, 51/144 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:36] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/118 variables, 1/145 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:37] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/118 variables, 1/146 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/118 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 51 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:40] [INFO ] Deduced a trap along path composed of 10 places in 26 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/118 variables, 1/147 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/118 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 51 unsolved
At refinement iteration 13 (OVERLAPS) 0/118 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 51 unsolved
No progress, stopping.
After SMT solving in domain Int declared 118/118 variables, and 147 constraints, problems are : Problem set: 0 solved, 51 unsolved in 7710 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 64/64 constraints, PredecessorRefiner: 51/51 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 9398ms problems are : Problem set: 0 solved, 51 unsolved
Search for dead transitions found 0 dead transitions in 9399ms
Starting structural reductions in SI_LTL mode, iteration 1 : 64/133 places, 54/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9515 ms. Remains : 64/133 places, 54/123 transitions.
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-08
Stuttering criterion allowed to conclude after 5581 steps with 49 reset in 17 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-08 finished in 9671 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(F((X(F(p1))&&p0)))))'
Support contains 5 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 125 transition count 115
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 125 transition count 115
Applied a total of 16 rules in 4 ms. Remains 125 /133 variables (removed 8) and now considering 115/123 (removed 8) transitions.
// Phase 1: matrix 115 rows 125 cols
[2025-06-06 05:50:43] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:43] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-06 05:50:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:50:43] [INFO ] Implicit Places using invariants and state equation in 79 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:50:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:44] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 33 places in 44 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:45] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:46] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:46] [INFO ] Deduced a trap composed of 19 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:46] [INFO ] Deduced a trap composed of 16 places in 34 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 3/42 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:46] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:47] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:47] [INFO ] Deduced a trap composed of 35 places in 41 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:47] [INFO ] Deduced a trap composed of 25 places in 34 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:47] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (OVERLAPS) 115/240 variables, 125/172 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:48] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:49] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:50] [INFO ] Deduced a trap along path composed of 5 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:50] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 2/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (OVERLAPS) 0/240 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 176 constraints, problems are : Problem set: 0 solved, 114 unsolved in 8923 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 26/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 26 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 27 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 26 places in 41 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 32 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 32 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 26 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 30 places in 29 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 24 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 26 places in 31 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 30 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:53] [INFO ] Deduced a trap composed of 31 places in 31 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 5/66 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 115/240 variables, 125/191 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 114/305 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:54] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:54] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 27 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 32 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:55] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 13/318 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:56] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:56] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:56] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:58] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:50:58] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:04] [INFO ] Deduced a trap composed of 30 places in 33 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:08] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:08] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:08] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 329 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 38943ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 38944ms
Starting structural reductions in LTL mode, iteration 1 : 125/133 places, 115/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39078 ms. Remains : 125/133 places, 115/123 transitions.
Stuttering acceptance computed with spot in 162 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 89 ms.
Product exploration explored 100000 steps with 25000 reset in 101 ms.
Computed a total of 24 stabilizing places and 24 stable transitions
Computed a total of 24 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 67 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 117 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 237 steps (0 resets) in 5 ms. (39 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 2 factoid took 76 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 133 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 125 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 125/125 places, 115/115 transitions.
Applied a total of 0 rules in 2 ms. Remains 125 /125 variables (removed 0) and now considering 115/115 (removed 0) transitions.
[2025-06-06 05:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:51:23] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-06 05:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:51:23] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 114 sub problems to find dead transitions.
[2025-06-06 05:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 17 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:24] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 33 places in 45 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:25] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 17 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 19 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 3/42 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:26] [INFO ] Deduced a trap composed of 35 places in 38 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:27] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/125 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:27] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/125 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/125 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 9 (OVERLAPS) 115/240 variables, 125/172 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:28] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:29] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:30] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:30] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 2/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (OVERLAPS) 0/240 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 114 unsolved
No progress, stopping.
After SMT solving in domain Real declared 240/240 variables, and 176 constraints, problems are : Problem set: 0 solved, 114 unsolved in 8726 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/124 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 1 (OVERLAPS) 1/125 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/125 variables, 26/49 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:32] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:32] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:32] [INFO ] Deduced a trap composed of 26 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:32] [INFO ] Deduced a trap composed of 27 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:32] [INFO ] Deduced a trap composed of 26 places in 35 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 26 places in 34 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 32 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 32 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 26 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 30 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 12/61 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 24 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 26 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 30 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:33] [INFO ] Deduced a trap composed of 31 places in 32 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 5/66 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 6 (OVERLAPS) 115/240 variables, 125/191 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 114/305 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:34] [INFO ] Deduced a trap composed of 27 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 32 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:35] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 13/318 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:36] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:36] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:36] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:37] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:37] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/240 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/240 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:44] [INFO ] Deduced a trap composed of 30 places in 34 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/240 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:48] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:48] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:51:48] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/240 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 114 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/240 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 114 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 240/240 variables, and 329 constraints, problems are : Problem set: 0 solved, 114 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 125/125 constraints, PredecessorRefiner: 114/114 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 38748ms problems are : Problem set: 0 solved, 114 unsolved
Search for dead transitions found 0 dead transitions in 38749ms
Finished structural reductions in LTL mode , in 1 iterations and 38880 ms. Remains : 125/125 places, 115/115 transitions.
Computed a total of 24 stabilizing places and 24 stable transitions
Computed a total of 24 stabilizing places and 24 stable transitions
Knowledge obtained : [p1]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 84 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 204 steps (0 resets) in 5 ms. (34 steps per ms) remains 0/1 properties
Knowledge obtained : [p1]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 1 factoid took 109 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 173 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 144 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 25000 reset in 133 ms.
Product exploration explored 100000 steps with 25000 reset in 98 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 116 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 125 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 125/125 places, 115/115 transitions.
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 125 transition count 115
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 7 Pre rules applied. Total rules applied 14 place count 125 transition count 117
Deduced a syphon composed of 21 places in 0 ms
Iterating global reduction 1 with 7 rules applied. Total rules applied 21 place count 125 transition count 117
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 59 places in 0 ms
Iterating global reduction 1 with 38 rules applied. Total rules applied 59 place count 125 transition count 117
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 72 place count 112 transition count 104
Deduced a syphon composed of 46 places in 0 ms
Iterating global reduction 1 with 13 rules applied. Total rules applied 85 place count 112 transition count 104
Deduced a syphon composed of 46 places in 0 ms
Applied a total of 85 rules in 15 ms. Remains 112 /125 variables (removed 13) and now considering 104/115 (removed 11) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:52:03] [INFO ] Redundant transitions in 1 ms returned []
Running 103 sub problems to find dead transitions.
// Phase 1: matrix 104 rows 112 cols
[2025-06-06 05:52:03] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/111 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (OVERLAPS) 1/112 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 28 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 1 ms to minimize.
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 1 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 2 ms to minimize.
Problem TDEAD20 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 2 ms to minimize.
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 3 ms to minimize.
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 3 ms to minimize.
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 1 ms to minimize.
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:04] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Problem TDEAD60 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD82 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 4 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
Problem TDEAD84 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD100 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 19/42 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/42 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 4 (OVERLAPS) 104/216 variables, 112/154 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 2/156 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:05] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 1/157 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:06] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:06] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/216 variables, 2/159 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:06] [INFO ] Deduced a trap along path composed of 11 places in 27 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/216 variables, 1/160 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:06] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/216 variables, 1/161 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/216 variables, 0/161 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:07] [INFO ] Deduced a trap along path composed of 9 places in 23 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/216 variables, 1/162 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:08] [INFO ] Deduced a trap along path composed of 4 places in 25 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/216 variables, 1/163 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/216 variables, 0/163 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 14 (OVERLAPS) 0/216 variables, 0/163 constraints. Problems are: Problem set: 48 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 163 constraints, problems are : Problem set: 48 solved, 55 unsolved in 5192 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 112/112 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 0/0 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 1 (OVERLAPS) 47/112 variables, 23/23 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/112 variables, 25/48 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/112 variables, 0/48 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 4 (OVERLAPS) 104/216 variables, 112/160 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 55/215 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:09] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 1/216 constraints. Problems are: Problem set: 48 solved, 55 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:10] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/216 variables, 1/217 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/216 variables, 3/220 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/216 variables, 0/220 constraints. Problems are: Problem set: 48 solved, 55 unsolved
At refinement iteration 10 (OVERLAPS) 0/216 variables, 0/220 constraints. Problems are: Problem set: 48 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 220 constraints, problems are : Problem set: 48 solved, 55 unsolved in 9170 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 112/112 constraints, PredecessorRefiner: 55/103 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 14371ms problems are : Problem set: 48 solved, 55 unsolved
Search for dead transitions found 48 dead transitions in 14371ms
Found 48 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 48 transitions
Dead transitions reduction (with SMT) removed 48 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 112/125 places, 56/115 transitions.
Graph (complete) has 167 edges and 112 vertex of which 66 are kept as prefixes of interest. Removing 46 places using SCC suffix rule.3 ms
Discarding 46 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 11 ms. Remains 66 /112 variables (removed 46) and now considering 56/56 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 66/125 places, 56/115 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 14406 ms. Remains : 66/125 places, 56/115 transitions.
Built C files in :
/tmp/ltsmin14610674085893288530
[2025-06-06 05:52:18] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14610674085893288530
Running compilation step : cd /tmp/ltsmin14610674085893288530;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 178 ms.
Running link step : cd /tmp/ltsmin14610674085893288530;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin14610674085893288530;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased3197222418675155604.hoa' '--buchi-type=spotba'
LTSmin run took 231 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-10 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-10 finished in 95118 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 132 transition count 107
Reduce places removed 15 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 16 rules applied. Total rules applied 31 place count 117 transition count 106
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 32 place count 116 transition count 106
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 10 Pre rules applied. Total rules applied 32 place count 116 transition count 96
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 52 place count 106 transition count 96
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 60 place count 98 transition count 88
Iterating global reduction 3 with 8 rules applied. Total rules applied 68 place count 98 transition count 88
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 68 place count 98 transition count 85
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 74 place count 95 transition count 85
Performed 31 Post agglomeration using F-continuation condition.Transition count delta: 31
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 3 with 62 rules applied. Total rules applied 136 place count 64 transition count 54
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 138 place count 62 transition count 52
Applied a total of 138 rules in 16 ms. Remains 62 /133 variables (removed 71) and now considering 52/123 (removed 71) transitions.
// Phase 1: matrix 52 rows 62 cols
[2025-06-06 05:52:18] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:18] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-06 05:52:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:18] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:52:18] [INFO ] Redundant transitions in 0 ms returned []
Running 50 sub problems to find dead transitions.
[2025-06-06 05:52:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 50 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:19] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:19] [INFO ] Deduced a trap composed of 27 places in 36 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (OVERLAPS) 52/114 variables, 62/87 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 5 (OVERLAPS) 0/114 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Real declared 114/114 variables, and 87 constraints, problems are : Problem set: 0 solved, 50 unsolved in 859 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 50 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 3 (OVERLAPS) 52/114 variables, 62/87 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/114 variables, 50/137 constraints. Problems are: Problem set: 0 solved, 50 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:20] [INFO ] Deduced a trap composed of 10 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:20] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:20] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 3/140 constraints. Problems are: Problem set: 0 solved, 50 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:20] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 50 unsolved
At refinement iteration 8 (OVERLAPS) 0/114 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 50 unsolved
No progress, stopping.
After SMT solving in domain Int declared 114/114 variables, and 141 constraints, problems are : Problem set: 0 solved, 50 unsolved in 1355 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 62/62 constraints, PredecessorRefiner: 50/50 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2217ms problems are : Problem set: 0 solved, 50 unsolved
Search for dead transitions found 0 dead transitions in 2218ms
Starting structural reductions in SI_LTL mode, iteration 1 : 62/133 places, 52/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2336 ms. Remains : 62/133 places, 52/123 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-11
Stuttering criterion allowed to conclude after 17296 steps with 290 reset in 29 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-11 finished in 2465 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||p0)))'
Support contains 2 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 126 transition count 116
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 126 transition count 116
Applied a total of 14 rules in 5 ms. Remains 126 /133 variables (removed 7) and now considering 116/123 (removed 7) transitions.
// Phase 1: matrix 116 rows 126 cols
[2025-06-06 05:52:21] [INFO ] Computed 23 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:21] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-06 05:52:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:21] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 115 sub problems to find dead transitions.
[2025-06-06 05:52:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 1 (OVERLAPS) 1/126 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 20 places in 37 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 33 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:22] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:23] [INFO ] Deduced a trap composed of 35 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:23] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:23] [INFO ] Deduced a trap composed of 25 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:23] [INFO ] Deduced a trap composed of 26 places in 31 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 20/43 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 4 (OVERLAPS) 116/242 variables, 126/169 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:24] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:24] [INFO ] Deduced a trap composed of 19 places in 25 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 2/171 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:24] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:25] [INFO ] Deduced a trap composed of 25 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:25] [INFO ] Deduced a trap composed of 33 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:26] [INFO ] Deduced a trap composed of 21 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:26] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:26] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 4/177 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:26] [INFO ] Deduced a trap along path composed of 5 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:27] [INFO ] Deduced a trap along path composed of 5 places in 21 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 2/179 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/242 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 11 (OVERLAPS) 0/242 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 115 unsolved
No progress, stopping.
After SMT solving in domain Real declared 242/242 variables, and 179 constraints, problems are : Problem set: 0 solved, 115 unsolved in 7899 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 126/126 constraints, PredecessorRefiner: 115/115 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/125 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 1 (OVERLAPS) 1/126 variables, 23/23 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/126 variables, 28/51 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 19 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:29] [INFO ] Deduced a trap composed of 24 places in 33 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/126 variables, 6/57 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 5 (OVERLAPS) 116/242 variables, 126/183 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 115/298 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 10 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:30] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/242 variables, 6/304 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:31] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/242 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:32] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:33] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:33] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/242 variables, 3/308 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:34] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:34] [INFO ] Deduced a trap composed of 26 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:34] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:34] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:34] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/242 variables, 5/313 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:36] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:36] [INFO ] Deduced a trap composed of 27 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:36] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:37] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:37] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:37] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/242 variables, 6/319 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:38] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:39] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:39] [INFO ] Deduced a trap composed of 34 places in 41 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/242 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:41] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:41] [INFO ] Deduced a trap composed of 26 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:41] [INFO ] Deduced a trap composed of 33 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:41] [INFO ] Deduced a trap composed of 35 places in 40 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:42] [INFO ] Deduced a trap composed of 36 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:42] [INFO ] Deduced a trap composed of 36 places in 42 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/242 variables, 6/328 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:44] [INFO ] Deduced a trap composed of 28 places in 43 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/242 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:45] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:46] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:46] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/242 variables, 3/332 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:49] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:49] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/242 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 115 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/242 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:56] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:56] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/242 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 115 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 242/242 variables, and 338 constraints, problems are : Problem set: 0 solved, 115 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 126/126 constraints, PredecessorRefiner: 115/115 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 37915ms problems are : Problem set: 0 solved, 115 unsolved
Search for dead transitions found 0 dead transitions in 37917ms
Starting structural reductions in LTL mode, iteration 1 : 126/133 places, 116/123 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 38052 ms. Remains : 126/133 places, 116/123 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-12
Product exploration explored 100000 steps with 50000 reset in 64 ms.
Product exploration explored 100000 steps with 50000 reset in 69 ms.
Computed a total of 25 stabilizing places and 25 stable transitions
Computed a total of 25 stabilizing places and 25 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 15 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-002B-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-12 finished in 38343 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(p0))&&F(p1))))'
Support contains 3 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 123/123 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 132 transition count 107
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 30 place count 117 transition count 107
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 10 Pre rules applied. Total rules applied 30 place count 117 transition count 97
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 50 place count 107 transition count 97
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 57 place count 100 transition count 90
Iterating global reduction 2 with 7 rules applied. Total rules applied 64 place count 100 transition count 90
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 64 place count 100 transition count 87
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 70 place count 97 transition count 87
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 2 with 58 rules applied. Total rules applied 128 place count 68 transition count 58
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 130 place count 66 transition count 56
Applied a total of 130 rules in 18 ms. Remains 66 /133 variables (removed 67) and now considering 56/123 (removed 67) transitions.
// Phase 1: matrix 56 rows 66 cols
[2025-06-06 05:52:59] [INFO ] Computed 23 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:59] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-06 05:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-06 05:52:59] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-06 05:52:59] [INFO ] Redundant transitions in 0 ms returned []
Running 53 sub problems to find dead transitions.
[2025-06-06 05:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:52:59] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 3 (OVERLAPS) 1/66 variables, 5/24 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:00] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:00] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:00] [INFO ] Deduced a trap composed of 28 places in 39 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 6 (OVERLAPS) 56/122 variables, 66/93 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:00] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:00] [INFO ] Deduced a trap along path composed of 4 places in 20 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:01] [INFO ] Deduced a trap along path composed of 9 places in 22 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/122 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 11 (OVERLAPS) 0/122 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Real declared 122/122 variables, and 96 constraints, problems are : Problem set: 0 solved, 53 unsolved in 1892 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 66/66 constraints, PredecessorRefiner: 53/53 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/65 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/65 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 3 (OVERLAPS) 1/66 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/66 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 6 (OVERLAPS) 56/122 variables, 66/94 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/122 variables, 53/147 constraints. Problems are: Problem set: 0 solved, 53 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:01] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-06 05:53:01] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/122 variables, 2/149 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/122 variables, 2/151 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/122 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 53 unsolved
At refinement iteration 11 (OVERLAPS) 0/122 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 53 unsolved
No progress, stopping.
After SMT solving in domain Int declared 122/122 variables, and 151 constraints, problems are : Problem set: 0 solved, 53 unsolved in 3285 ms.
Refiners :[Positive P Invariants (semi-flows): 23/23 constraints, State Equation: 66/66 constraints, PredecessorRefiner: 53/53 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 5181ms problems are : Problem set: 0 solved, 53 unsolved
Search for dead transitions found 0 dead transitions in 5182ms
Starting structural reductions in SI_LTL mode, iteration 1 : 66/133 places, 56/123 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5326 ms. Remains : 66/133 places, 56/123 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-002B-LTLCardinality-15
Stuttering criterion allowed to conclude after 194 steps with 3 reset in 1 ms.
FORMULA ShieldPPPs-PT-002B-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-002B-LTLCardinality-15 finished in 5473 ms.
All properties solved by simple procedures.
Total runtime 384756 ms.
BK_STOP 1749189185096
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="ShieldPPPs-PT-002B"
export BK_EXAMINATION="LTLCardinality"
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 ShieldPPPs-PT-002B, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r198-tall-174894533100627"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-002B.tgz
mv ShieldPPPs-PT-002B execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;