Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894532800483.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 ShieldIIPt-PT-004B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894532800483
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K 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 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 39K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K 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 67K 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 ShieldIIPt-PT-004B-LTLCardinality-00
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-01
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-02
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-03
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-04
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-05
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-06
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-07
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-08
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-09
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-10
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-11
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-12
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-13
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-14
FORMULA_NAME ShieldIIPt-PT-004B-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749119001747

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-004B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 10:23:22] [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]
[2025-06-05 10:23:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 10:23:23] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2025-06-05 10:23:23] [INFO ] Transformed 283 places.
[2025-06-05 10:23:23] [INFO ] Transformed 263 transitions.
[2025-06-05 10:23:23] [INFO ] Found NUPN structural information;
[2025-06-05 10:23:23] [INFO ] Parsed PT model containing 283 places and 263 transitions and 654 arcs in 189 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-004B-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 283 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 283/283 places, 263/263 transitions.
Discarding 33 places :
Symmetric choice reduction at 0 with 33 rule applications. Total rules 33 place count 250 transition count 230
Iterating global reduction 0 with 33 rules applied. Total rules applied 66 place count 250 transition count 230
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 67 place count 249 transition count 229
Iterating global reduction 0 with 1 rules applied. Total rules applied 68 place count 249 transition count 229
Applied a total of 68 rules in 59 ms. Remains 249 /283 variables (removed 34) and now considering 229/263 (removed 34) transitions.
// Phase 1: matrix 229 rows 249 cols
[2025-06-05 10:23:23] [INFO ] Computed 37 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:23:23] [INFO ] Implicit Places using invariants in 263 ms returned []
[2025-06-05 10:23:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:23:23] [INFO ] Implicit Places using invariants and state equation in 181 ms returned []
Implicit Place search using SMT with State Equation took 478 ms to find 0 implicit places.
Running 228 sub problems to find dead transitions.
[2025-06-05 10:23:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/248 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/249 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:26] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:26] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:26] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:26] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:26] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [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
[2025-06-05 10:23:27] [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
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [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
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 13 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [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
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [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
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:27] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:28] [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
[2025-06-05 10:23:28] [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
[2025-06-05 10:23:28] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:28] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:28] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:28] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:29] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:29] [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
[2025-06-05 10:23:29] [INFO ] Deduced a trap composed of 22 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:29] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 10/67 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:30] [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
[2025-06-05 10:23:30] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:31] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (OVERLAPS) 229/478 variables, 249/319 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:36] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:36] [INFO ] Deduced a trap along path composed of 6 places in 40 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:37] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:37] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:37] [INFO ] Deduced a trap along path composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/478 variables, 5/324 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 9 (OVERLAPS) 0/478 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 478/478 variables, and 324 constraints, problems are : Problem set: 0 solved, 228 unsolved in 20810 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 249/249 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/248 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/249 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/249 variables, 33/70 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:45] [INFO ] Deduced a trap composed of 25 places in 37 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/249 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:46] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/249 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/249 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (OVERLAPS) 229/478 variables, 249/321 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/478 variables, 228/549 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 17 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 18 places in 74 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 22 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:48] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 18 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:49] [INFO ] Deduced a trap composed of 20 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 9 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/478 variables, 20/569 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:50] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:51] [INFO ] Deduced a trap composed of 17 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:51] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:51] [INFO ] Deduced a trap composed of 21 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:51] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 23 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 14 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:52] [INFO ] Deduced a trap composed of 22 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:53] [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
[2025-06-05 10:23:53] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:53] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:53] [INFO ] Deduced a trap composed of 29 places in 55 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/478 variables, 18/587 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:54] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:55] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:55] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:56] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:56] [INFO ] Deduced a trap composed of 26 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:56] [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
[2025-06-05 10:23:56] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/478 variables, 7/594 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:23:59] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/478 variables, 1/595 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:02] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:04] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:05] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/478 variables, 3/598 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:08] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:09] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/478 variables, 2/600 constraints. Problems are: Problem set: 0 solved, 228 unsolved
SMT process timed out in 50874ms, After SMT, problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 50884ms
Starting structural reductions in LTL mode, iteration 1 : 249/283 places, 229/263 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 51437 ms. Remains : 249/283 places, 229/263 transitions.
Support contains 46 out of 249 places after structural reductions.
[2025-06-05 10:24:14] [INFO ] Flatten gal took : 35 ms
[2025-06-05 10:24:14] [INFO ] Flatten gal took : 16 ms
[2025-06-05 10:24:14] [INFO ] Input system was already deterministic with 229 transitions.
RANDOM walk for 9635 steps (2 resets) in 309 ms. (31 steps per ms) remains 0/27 properties
Computed a total of 68 stabilizing places and 68 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((!p0&&X(X(X(p1))))||G(p1))))'
Support contains 3 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 237 transition count 217
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 237 transition count 217
Applied a total of 24 rules in 12 ms. Remains 237 /249 variables (removed 12) and now considering 217/229 (removed 12) transitions.
// Phase 1: matrix 217 rows 237 cols
[2025-06-05 10:24:15] [INFO ] Computed 37 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:24:15] [INFO ] Implicit Places using invariants in 74 ms returned []
[2025-06-05 10:24:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:24:15] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2025-06-05 10:24:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:17] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [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
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [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
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [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
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:18] [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
[2025-06-05 10:24:18] [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
[2025-06-05 10:24:19] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:19] [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
[2025-06-05 10:24:19] [INFO ] Deduced a trap composed of 20 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:19] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:19] [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
[2025-06-05 10:24:20] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:20] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:20] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:20] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 5/62 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:21] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/300 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:25] [INFO ] Deduced a trap composed of 17 places in 31 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:27] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:27] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:31] [INFO ] Deduced a trap composed of 21 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:31] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 2/305 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:33] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:33] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:39] [INFO ] Deduced a trap composed of 23 places in 36 ms of which 3 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/454 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:40] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/454 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:41] [INFO ] Deduced a trap composed of 22 places in 36 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/454 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:45] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 0 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 454/454 variables, and 311 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 34/71 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:46] [INFO ] Deduced a trap composed of 20 places in 23 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/525 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:48] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 9 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:49] [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
[2025-06-05 10:24:49] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:50] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:50] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:50] [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
[2025-06-05 10:24:50] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:50] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 20/545 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:51] [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
[2025-06-05 10:24:51] [INFO ] Deduced a trap composed of 24 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:52] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:52] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:52] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:52] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 12/557 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:54] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:55] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:55] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:24:55] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 4/561 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 3/564 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:01] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:01] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/566 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:11] [INFO ] Deduced a trap along path composed of 3 places in 42 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:11] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:11] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:11] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:12] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:12] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:13] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:13] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:14] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:14] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 454/454 variables, and 576 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 73/73 constraints, Known Traps Along Path: 13/13 constraints]
After SMT, in 60047ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 60048ms
Starting structural reductions in LTL mode, iteration 1 : 237/249 places, 217/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60280 ms. Remains : 237/249 places, 217/229 transitions.
Stuttering acceptance computed with spot in 439 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-00
Product exploration explored 100000 steps with 127 reset in 351 ms.
Product exploration explored 100000 steps with 130 reset in 235 ms.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Detected a total of 62/237 stabilizing places and 62/217 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 168 ms. Reduced automaton from 8 states, 24 edges and 2 AP (stutter sensitive) to 8 states, 24 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 339 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 210 ms. (189 steps per ms) remains 1/6 properties
BEST_FIRST walk for 4501 steps (0 resets) in 16 ms. (264 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 14 factoid took 426 ms. Reduced automaton from 8 states, 24 edges and 2 AP (stutter sensitive) to 8 states, 24 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 342 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 365 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 3 out of 237 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 237/237 places, 217/217 transitions.
Applied a total of 0 rules in 6 ms. Remains 237 /237 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2025-06-05 10:25:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:25:18] [INFO ] Implicit Places using invariants in 88 ms returned []
[2025-06-05 10:25:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:25:18] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2025-06-05 10:25:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [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
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 13 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 13 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [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
[2025-06-05 10:25:21] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:21] [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
[2025-06-05 10:25:22] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:22] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:22] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:22] [INFO ] Deduced a trap composed of 14 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:22] [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
[2025-06-05 10:25:22] [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
[2025-06-05 10:25:22] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:22] [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
[2025-06-05 10:25:23] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:23] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:23] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:23] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 5/62 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:24] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/300 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:28] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:30] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:31] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:34] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:34] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 2/305 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:36] [INFO ] Deduced a trap along path composed of 7 places in 18 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:36] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:42] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 2 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/454 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:43] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/454 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:45] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/454 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:48] [INFO ] Deduced a trap along path composed of 5 places in 23 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 454/454 variables, and 311 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 34/71 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:49] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/525 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 20 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:51] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [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
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [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
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 21 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:52] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:53] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:53] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:53] [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
[2025-06-05 10:25:53] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:53] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 20/545 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:54] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:55] [INFO ] Deduced a trap composed of 24 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:55] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:55] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:55] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:55] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 12/557 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:57] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:58] [INFO ] Deduced a trap composed of 20 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:58] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:25:58] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 4/561 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 3/564 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:04] [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
[2025-06-05 10:26:04] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/566 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:14] [INFO ] Deduced a trap along path composed of 3 places in 44 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:14] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:14] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:14] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:15] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:15] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:16] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:16] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:16] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:17] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 454/454 variables, and 576 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 73/73 constraints, Known Traps Along Path: 13/13 constraints]
After SMT, in 60032ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 60033ms
Finished structural reductions in LTL mode , in 1 iterations and 60262 ms. Remains : 237/237 places, 217/217 transitions.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Detected a total of 62/237 stabilizing places and 62/217 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 175 ms. Reduced automaton from 8 states, 24 edges and 2 AP (stutter sensitive) to 8 states, 24 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 290 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 40000 steps (8 resets) in 127 ms. (312 steps per ms) remains 1/6 properties
BEST_FIRST walk for 4159 steps (0 resets) in 9 ms. (415 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR (NOT p0) p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 14 factoid took 452 ms. Reduced automaton from 8 states, 24 edges and 2 AP (stutter sensitive) to 8 states, 24 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 350 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 305 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 371 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 123 reset in 179 ms.
Product exploration explored 100000 steps with 134 reset in 200 ms.
Built C files in :
/tmp/ltsmin11639426599344365991
[2025-06-05 10:26:21] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11639426599344365991
Running compilation step : cd /tmp/ltsmin11639426599344365991;'/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 405 ms.
Running link step : cd /tmp/ltsmin11639426599344365991;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin11639426599344365991;'/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/stateBased14104136112761537315.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 3 out of 237 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 237/237 places, 217/217 transitions.
Applied a total of 0 rules in 10 ms. Remains 237 /237 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2025-06-05 10:26:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:26:36] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-06-05 10:26:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:26:36] [INFO ] Implicit Places using invariants and state equation in 126 ms returned []
Implicit Place search using SMT with State Equation took 207 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2025-06-05 10:26:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:38] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [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
[2025-06-05 10:26:39] [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
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 13 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 17 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [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
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [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
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:39] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:40] [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
[2025-06-05 10:26:40] [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
[2025-06-05 10:26:40] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:40] [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
[2025-06-05 10:26:40] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:40] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:41] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:41] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 5/62 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:42] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/300 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:46] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:48] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:48] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:51] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:51] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 2/305 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:53] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:54] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:26:59] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 2 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/454 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:00] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/454 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:02] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/454 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:05] [INFO ] Deduced a trap along path composed of 5 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:05] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/454 variables, 2/312 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 454/454 variables, and 312 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 34/71 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:07] [INFO ] Deduced a trap composed of 20 places in 20 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/525 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 20 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:09] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [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
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 9 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [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
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:10] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:11] [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
[2025-06-05 10:27:11] [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
[2025-06-05 10:27:11] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:11] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 20/545 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:11] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 23 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:12] [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
[2025-06-05 10:27:12] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:13] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:13] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:13] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:13] [INFO ] Deduced a trap composed of 22 places in 44 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 12/557 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:15] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:16] [INFO ] Deduced a trap composed of 20 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:16] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:16] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 4/561 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 4/565 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:24] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:32] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:32] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:33] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:33] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:33] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:33] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:34] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:34] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:35] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:35] [INFO ] Deduced a trap along path composed of 5 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:27:36] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 454/454 variables, and 577 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 15/15 constraints]
After SMT, in 60037ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 60037ms
Finished structural reductions in LTL mode , in 1 iterations and 60256 ms. Remains : 237/237 places, 217/217 transitions.
Built C files in :
/tmp/ltsmin3323173063056652282
[2025-06-05 10:27:36] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3323173063056652282
Running compilation step : cd /tmp/ltsmin3323173063056652282;'/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 317 ms.
Running link step : cd /tmp/ltsmin3323173063056652282;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin3323173063056652282;'/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/stateBased6526068209392893962.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-05 10:27:51] [INFO ] Flatten gal took : 11 ms
[2025-06-05 10:27:51] [INFO ] Flatten gal took : 10 ms
[2025-06-05 10:27:51] [INFO ] Time to serialize gal into /tmp/LTL9267270730147364202.gal : 3 ms
[2025-06-05 10:27:51] [INFO ] Time to serialize properties into /tmp/LTL9301383930559950340.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9267270730147364202.gal' '-t' 'CGAL' '-hoa' '/tmp/aut17709804585123240287.hoa' '-atoms' '/tmp/LTL9301383930559950340.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL9301383930559950340.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut17709804585123240287.hoa
Reverse transition relation is NOT exact ! Due to transitions t7, t12, t17, t21, t26, t31, t37, t39, t42, t43, t44, t45, t46, t48, t49, t53, t57, t62, t67,...496
Computing Next relation with stutter on 7622 deadlock states
Detected timeout of ITS tools.
[2025-06-05 10:28:07] [INFO ] Flatten gal took : 10 ms
[2025-06-05 10:28:07] [INFO ] Flatten gal took : 9 ms
[2025-06-05 10:28:07] [INFO ] Time to serialize gal into /tmp/LTL6741158471261958866.gal : 2 ms
[2025-06-05 10:28:07] [INFO ] Time to serialize properties into /tmp/LTL3068856949983090565.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6741158471261958866.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3068856949983090565.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((F((G("(p152!=1)"))||(("((p208!=0)&&(p62!=1))")&&(X(X(X("(p152!=1)"))))))))
Formula 0 simplified : G(F!"(p152!=1)" & (!"((p208!=0)&&(p62!=1))" | XXX!"(p152!=1)"))
Reverse transition relation is NOT exact ! Due to transitions t7, t12, t17, t21, t26, t31, t37, t39, t42, t43, t44, t45, t46, t48, t49, t53, t57, t62, t67,...496
Computing Next relation with stutter on 7622 deadlock states
Detected timeout of ITS tools.
[2025-06-05 10:28:22] [INFO ] Flatten gal took : 20 ms
[2025-06-05 10:28:22] [INFO ] Applying decomposition
[2025-06-05 10:28:22] [INFO ] Flatten gal took : 10 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph6857353410495045801.txt' '-o' '/tmp/graph6857353410495045801.bin' '-w' '/tmp/graph6857353410495045801.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6857353410495045801.bin' '-l' '-1' '-v' '-w' '/tmp/graph6857353410495045801.weights' '-q' '0' '-e' '0.001'
[2025-06-05 10:28:22] [INFO ] Decomposing Gal with order
[2025-06-05 10:28:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-05 10:28:22] [INFO ] Removed a total of 43 redundant transitions.
[2025-06-05 10:28:22] [INFO ] Flatten gal took : 46 ms
[2025-06-05 10:28:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 4 ms.
[2025-06-05 10:28:22] [INFO ] Time to serialize gal into /tmp/LTL9381218323368312118.gal : 5 ms
[2025-06-05 10:28:22] [INFO ] Time to serialize properties into /tmp/LTL8889693934879420341.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9381218323368312118.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8889693934879420341.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F((G("(i10.i0.u49.p152!=1)"))||(("((i2.i1.u66.p208!=0)&&(i5.u20.p62!=1))")&&(X(X(X("(i10.i0.u49.p152!=1)"))))))))
Formula 0 simplified : G(F!"(i10.i0.u49.p152!=1)" & (!"((i2.i1.u66.p208!=0)&&(i5.u20.p62!=1))" | XXX!"(i10.i0.u49.p152!=1)"))
Reverse transition relation is NOT exact ! Due to transitions t42, t46, t87, t137, t186, i0.i0.u29.t139, i0.i1.t116, i0.i1.t122, i1.t184, i1.i0.u2.t190, i1...921
Computing Next relation with stutter on 7622 deadlock states
89 unique states visited
81 strongly connected components in search stack
91 transitions explored
85 items max in DFS search stack
1061 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,10.642,361016,1,0,637867,460,3040,1.27525e+06,241,1574,744443
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-00 finished in 259464 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((F(p0)&&((!p2 U (X(p3)&&G(p2)))||p1))))'
Support contains 6 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 238 transition count 218
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 238 transition count 218
Applied a total of 22 rules in 11 ms. Remains 238 /249 variables (removed 11) and now considering 218/229 (removed 11) transitions.
// Phase 1: matrix 218 rows 238 cols
[2025-06-05 10:28:34] [INFO ] Computed 37 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:28:34] [INFO ] Implicit Places using invariants in 81 ms returned []
[2025-06-05 10:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:28:35] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2025-06-05 10:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [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
[2025-06-05 10:28:37] [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
[2025-06-05 10:28:37] [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
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:37] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [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
[2025-06-05 10:28:38] [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
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:38] [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
[2025-06-05 10:28:38] [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
[2025-06-05 10:28:38] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:39] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:39] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:39] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:39] [INFO ] Deduced a trap composed of 20 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:39] [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
[2025-06-05 10:28:39] [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
[2025-06-05 10:28:39] [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
[2025-06-05 10:28:39] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (OVERLAPS) 218/456 variables, 238/303 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:43] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:43] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 2/305 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:46] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:47] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:47] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 3/308 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:49] [INFO ] Deduced a trap along path composed of 7 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:49] [INFO ] Deduced a trap along path composed of 7 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:49] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 3/311 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:51] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:57] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:28:57] [INFO ] Deduced a trap along path composed of 8 places in 27 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/456 variables, 2/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (OVERLAPS) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 314 constraints, problems are : Problem set: 0 solved, 217 unsolved in 27515 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 9/9 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 30/67 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:03] [INFO ] Deduced a trap composed of 21 places in 26 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (OVERLAPS) 218/456 variables, 238/306 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 217/523 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 20 places in 59 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:05] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [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
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 13 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [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
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:06] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:07] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:07] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 20/543 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:07] [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
[2025-06-05 10:29:07] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:08] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:08] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:08] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:08] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:08] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:09] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:09] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:09] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:09] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 11/554 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:10] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:10] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:11] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:11] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:11] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:12] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:12] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:12] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 8/562 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:15] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:15] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:15] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 3/565 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 9/574 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 9 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:28] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:29] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:29] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:30] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 583 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 73/73 constraints, Known Traps Along Path: 18/18 constraints]
After SMT, in 57543ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 57544ms
Starting structural reductions in LTL mode, iteration 1 : 238/249 places, 218/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57774 ms. Remains : 238/249 places, 218/229 transitions.
Stuttering acceptance computed with spot in 368 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) p2 (NOT p3)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-01
Product exploration explored 100000 steps with 47 reset in 170 ms.
Stack based approach found an accepted trace after 429 steps with 10 reset with depth 103 and stack size 103 in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-01 finished in 58345 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))'
Support contains 2 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 239 transition count 219
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 239 transition count 219
Applied a total of 20 rules in 16 ms. Remains 239 /249 variables (removed 10) and now considering 219/229 (removed 10) transitions.
// Phase 1: matrix 219 rows 239 cols
[2025-06-05 10:29:33] [INFO ] Computed 37 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:29:33] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-05 10:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:29:33] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 208 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2025-06-05 10:29:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:35] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:35] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:35] [INFO ] Deduced a trap composed of 12 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:35] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [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
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [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
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [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
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:36] [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
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 18 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:37] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:38] [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
[2025-06-05 10:29:38] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 7/64 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:39] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/239 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 219/458 variables, 239/304 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:43] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:43] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:45] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:46] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:46] [INFO ] Deduced a trap along path composed of 5 places in 26 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 3/309 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:48] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:48] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 2/311 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:51] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:53] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:53] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 2/314 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:58] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:29:58] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/458 variables, 2/316 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/458 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 458/458 variables, and 316 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 33/70 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:03] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/310 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 218/528 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:05] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:05] [INFO ] Deduced a trap composed of 20 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:06] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:06] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:06] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:06] [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
[2025-06-05 10:30:06] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:06] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [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
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:07] [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
[2025-06-05 10:30:07] [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
[2025-06-05 10:30:07] [INFO ] Deduced a trap composed of 22 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:08] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 19/547 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:08] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:09] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:09] [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
[2025-06-05 10:30:09] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:09] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:09] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:09] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:10] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:10] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:10] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 10/557 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:11] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 1/558 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:13] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:13] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:14] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:14] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 4/562 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:15] [INFO ] Deduced a trap composed of 21 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:15] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 2/564 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:18] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 1/565 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:22] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/458 variables, 7/573 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:31] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 574 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 73/73 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 60036ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 60036ms
Starting structural reductions in LTL mode, iteration 1 : 239/249 places, 219/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60261 ms. Remains : 239/249 places, 219/229 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-02 finished in 60358 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(((G(p2)&&p1)||p0))))'
Support contains 6 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 239 transition count 219
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 239 transition count 219
Applied a total of 20 rules in 12 ms. Remains 239 /249 variables (removed 10) and now considering 219/229 (removed 10) transitions.
// Phase 1: matrix 219 rows 239 cols
[2025-06-05 10:30:33] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:30:33] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-05 10:30:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:30:33] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2025-06-05 10:30:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [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
[2025-06-05 10:30:36] [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
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 13 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [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
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:36] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 14 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [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
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:37] [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
[2025-06-05 10:30:38] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:38] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:38] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:38] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/302 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:42] [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
[2025-06-05 10:30:42] [INFO ] Deduced a trap composed of 23 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:42] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 3/305 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:44] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:44] [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
[2025-06-05 10:30:44] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 3/308 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:45] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:47] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:50] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:50] [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
[2025-06-05 10:30:50] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:50] [INFO ] Deduced a trap composed of 14 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:50] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 5/315 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:51] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 1/316 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:52] [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
[2025-06-05 10:30:52] [INFO ] Deduced a trap composed of 20 places in 28 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 2/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:55] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:57] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:57] [INFO ] Deduced a trap along path composed of 5 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:57] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:57] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/458 variables, 4/323 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:30:59] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/458 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/458 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 458/458 variables, and 324 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 43/43 constraints, Known Traps Along Path: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 43/80 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:04] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/320 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 218/538 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:06] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:07] [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
[2025-06-05 10:31:07] [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
[2025-06-05 10:31:07] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:07] [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
[2025-06-05 10:31:07] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:07] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:07] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:08] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:08] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:08] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:08] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:08] [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
[2025-06-05 10:31:08] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 19/557 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:09] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:10] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:10] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:10] [INFO ] Deduced a trap composed of 22 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:10] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 5/562 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:12] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:12] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:13] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:13] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 4/566 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:15] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 1/567 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 5/572 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:24] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 1/573 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 573 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 74/74 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 60039ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 60040ms
Starting structural reductions in LTL mode, iteration 1 : 239/249 places, 219/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60250 ms. Remains : 239/249 places, 219/229 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (AND (NOT p0) (NOT p1)))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 25 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-03 finished in 60398 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(F(p1)))&&F(p2)&&p0)))'
Support contains 6 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 240 transition count 220
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 240 transition count 220
Applied a total of 18 rules in 8 ms. Remains 240 /249 variables (removed 9) and now considering 220/229 (removed 9) transitions.
// Phase 1: matrix 220 rows 240 cols
[2025-06-05 10:31:33] [INFO ] Computed 37 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:31:34] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-05 10:31:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:31:34] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Running 219 sub problems to find dead transitions.
[2025-06-05 10:31:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:36] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 13 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [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
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [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
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 14 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [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
[2025-06-05 10:31:37] [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
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:37] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:38] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:38] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:38] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:38] [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
[2025-06-05 10:31:38] [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
[2025-06-05 10:31:38] [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
[2025-06-05 10:31:38] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:39] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (OVERLAPS) 220/460 variables, 240/305 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:42] [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
[2025-06-05 10:31:42] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:45] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:46] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:47] [INFO ] Deduced a trap along path composed of 5 places in 26 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:51] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 0 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/460 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:53] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:31:58] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/460 variables, 1/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 14 (OVERLAPS) 0/460 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
No progress, stopping.
After SMT solving in domain Real declared 460/460 variables, and 313 constraints, problems are : Problem set: 0 solved, 219 unsolved in 29636 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 30/67 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:04] [INFO ] Deduced a trap composed of 20 places in 28 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (OVERLAPS) 220/460 variables, 240/308 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 219/527 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:06] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:07] [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
[2025-06-05 10:32:07] [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
[2025-06-05 10:32:07] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:08] [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
[2025-06-05 10:32:08] [INFO ] Deduced a trap composed of 15 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:08] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 20/547 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:08] [INFO ] Deduced a trap composed of 20 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:08] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:08] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:09] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:09] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:09] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:09] [INFO ] Deduced a trap composed of 28 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:10] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:11] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:11] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 19/566 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:12] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:13] [INFO ] Deduced a trap composed of 20 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:14] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/460 variables, 3/569 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:17] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:18] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 2/571 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 6/577 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:26] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 460/460 variables, and 578 constraints, problems are : Problem set: 0 solved, 219 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 76/76 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 59660ms problems are : Problem set: 0 solved, 219 unsolved
Search for dead transitions found 0 dead transitions in 59660ms
Starting structural reductions in LTL mode, iteration 1 : 240/249 places, 220/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 59871 ms. Remains : 240/249 places, 220/229 transitions.
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-04
Product exploration explored 100000 steps with 25000 reset in 98 ms.
Product exploration explored 100000 steps with 25000 reset in 119 ms.
Computed a total of 63 stabilizing places and 63 stable transitions
Computed a total of 63 stabilizing places and 63 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X p2), (X p0), (X (NOT (AND p0 (NOT p2)))), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 95 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 145 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 2525 steps (0 resets) in 10 ms. (229 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p2 p1), (X p2), (X p0), (X (NOT (AND p0 (NOT p2)))), (X (X p2))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 5 factoid took 80 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 114 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 132 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 240 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 240/240 places, 220/220 transitions.
Applied a total of 0 rules in 7 ms. Remains 240 /240 variables (removed 0) and now considering 220/220 (removed 0) transitions.
[2025-06-05 10:32:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:32:34] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-05 10:32:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:32:35] [INFO ] Implicit Places using invariants and state equation in 125 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Running 219 sub problems to find dead transitions.
[2025-06-05 10:32:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [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
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 12 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [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
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:37] [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
[2025-06-05 10:32:37] [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
[2025-06-05 10:32:38] [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
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [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
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:38] [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
[2025-06-05 10:32:38] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:39] [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
[2025-06-05 10:32:39] [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
[2025-06-05 10:32:39] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:39] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:39] [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
[2025-06-05 10:32:39] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:39] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:39] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (OVERLAPS) 220/460 variables, 240/305 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:43] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:43] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:46] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:47] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:47] [INFO ] Deduced a trap along path composed of 5 places in 25 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:52] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/460 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:54] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 1/312 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:32:58] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/460 variables, 1/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/460 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 14 (OVERLAPS) 0/460 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 219 unsolved
No progress, stopping.
After SMT solving in domain Real declared 460/460 variables, and 313 constraints, problems are : Problem set: 0 solved, 219 unsolved in 29481 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/239 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 1 (OVERLAPS) 1/240 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/240 variables, 30/67 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:05] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/240 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 5 (OVERLAPS) 220/460 variables, 240/308 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/460 variables, 219/527 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 16 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:07] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [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
[2025-06-05 10:33:08] [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
[2025-06-05 10:33:08] [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
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:08] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:09] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:09] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/460 variables, 20/547 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:09] [INFO ] Deduced a trap composed of 20 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:09] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:09] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:10] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:10] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:10] [INFO ] Deduced a trap composed of 22 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:10] [INFO ] Deduced a trap composed of 28 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:10] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 24 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 22 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:11] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:12] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:12] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/460 variables, 19/566 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:13] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:14] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:15] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/460 variables, 3/569 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:18] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:18] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 2/571 constraints. Problems are: Problem set: 0 solved, 219 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 6/577 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:27] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 219 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 460/460 variables, and 578 constraints, problems are : Problem set: 0 solved, 219 unsolved in 30008 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 240/240 constraints, PredecessorRefiner: 219/219 constraints, Known Traps: 76/76 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 59504ms problems are : Problem set: 0 solved, 219 unsolved
Search for dead transitions found 0 dead transitions in 59507ms
Finished structural reductions in LTL mode , in 1 iterations and 59712 ms. Remains : 240/240 places, 220/220 transitions.
Computed a total of 63 stabilizing places and 63 stable transitions
Computed a total of 63 stabilizing places and 63 stable transitions
Knowledge obtained : [p1]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 73 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 158 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 1560 steps (0 resets) in 9 ms. (156 steps per ms) remains 0/1 properties
Knowledge obtained : [p1]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 1 factoid took 108 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 174 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 151 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 25000 reset in 158 ms.
Product exploration explored 100000 steps with 25000 reset in 112 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 136 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 2 out of 240 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 240/240 places, 220/220 transitions.
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 47 rules applied. Total rules applied 47 place count 240 transition count 220
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 17 Pre rules applied. Total rules applied 47 place count 240 transition count 234
Deduced a syphon composed of 64 places in 1 ms
Iterating global reduction 1 with 17 rules applied. Total rules applied 64 place count 240 transition count 234
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 67 place count 237 transition count 231
Deduced a syphon composed of 62 places in 1 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 70 place count 237 transition count 231
Performed 81 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 143 places in 0 ms
Iterating global reduction 1 with 81 rules applied. Total rules applied 151 place count 237 transition count 233
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 152 place count 237 transition count 232
Discarding 32 places :
Symmetric choice reduction at 2 with 32 rule applications. Total rules 184 place count 205 transition count 199
Deduced a syphon composed of 111 places in 0 ms
Iterating global reduction 2 with 32 rules applied. Total rules applied 216 place count 205 transition count 199
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 112 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 217 place count 205 transition count 199
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 219 place count 203 transition count 197
Deduced a syphon composed of 110 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 221 place count 203 transition count 197
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -69
Deduced a syphon composed of 123 places in 0 ms
Iterating global reduction 2 with 13 rules applied. Total rules applied 234 place count 203 transition count 266
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 248 place count 189 transition count 238
Deduced a syphon composed of 109 places in 0 ms
Iterating global reduction 2 with 14 rules applied. Total rules applied 262 place count 189 transition count 238
Deduced a syphon composed of 109 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 271 place count 189 transition count 229
Deduced a syphon composed of 109 places in 0 ms
Applied a total of 271 rules in 154 ms. Remains 189 /240 variables (removed 51) and now considering 229/220 (removed -9) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 10:33:36] [INFO ] Redundant transitions in 8 ms returned []
Running 228 sub problems to find dead transitions.
// Phase 1: matrix 229 rows 189 cols
[2025-06-05 10:33:36] [INFO ] Computed 37 invariants in 4 ms
[2025-06-05 10:33:36] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 1/189 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 1 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 2 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 1 ms to minimize.
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 2 ms to minimize.
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Problem TDEAD22 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Problem TDEAD23 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
Problem TDEAD24 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD224 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 20/57 constraints. Problems are: Problem set: 104 solved, 124 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 4 places in 21 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
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 1 ms to minimize.
Problem TDEAD32 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD36 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
Problem TDEAD37 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
Problem TDEAD38 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Problem TDEAD39 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:38] [INFO ] Deduced a trap composed of 4 places in 20 ms of which 1 ms to minimize.
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:39] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Problem TDEAD69 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 13/70 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/70 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 5 (OVERLAPS) 228/417 variables, 189/259 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 39/298 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 0/298 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 1/418 variables, 1/299 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 0/299 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 10 (OVERLAPS) 0/418 variables, 0/299 constraints. Problems are: Problem set: 156 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Real declared 418/418 variables, and 299 constraints, problems are : Problem set: 156 solved, 72 unsolved in 5280 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 189/189 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 156 solved, 72 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 0/0 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 1 (OVERLAPS) 110/189 variables, 37/37 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/189 variables, 33/70 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 0/70 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 4 (OVERLAPS) 228/417 variables, 189/259 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/417 variables, 39/298 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 72/370 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/417 variables, 0/370 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 8 (OVERLAPS) 1/418 variables, 1/371 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/418 variables, 0/371 constraints. Problems are: Problem set: 156 solved, 72 unsolved
At refinement iteration 10 (OVERLAPS) 0/418 variables, 0/371 constraints. Problems are: Problem set: 156 solved, 72 unsolved
No progress, stopping.
After SMT solving in domain Int declared 418/418 variables, and 371 constraints, problems are : Problem set: 156 solved, 72 unsolved in 13557 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 189/189 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 72/228 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18882ms problems are : Problem set: 156 solved, 72 unsolved
Search for dead transitions found 156 dead transitions in 18884ms
Found 156 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 156 transitions
Dead transitions reduction (with SMT) removed 156 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 189/240 places, 73/220 transitions.
Graph (complete) has 276 edges and 189 vertex of which 80 are kept as prefixes of interest. Removing 109 places using SCC suffix rule.3 ms
Discarding 109 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 80 /189 variables (removed 109) and now considering 73/73 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 80/240 places, 73/220 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 19059 ms. Remains : 80/240 places, 73/220 transitions.
Built C files in :
/tmp/ltsmin1442524331928076421
[2025-06-05 10:33:55] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1442524331928076421
Running compilation step : cd /tmp/ltsmin1442524331928076421;'/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 317 ms.
Running link step : cd /tmp/ltsmin1442524331928076421;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin1442524331928076421;'/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/stateBased16009698645594027872.hoa' '--buchi-type=spotba'
LTSmin run took 121 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-04 finished in 141591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((G(p1)||p0)))))'
Support contains 3 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 239 transition count 219
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 239 transition count 219
Applied a total of 20 rules in 9 ms. Remains 239 /249 variables (removed 10) and now considering 219/229 (removed 10) transitions.
// Phase 1: matrix 219 rows 239 cols
[2025-06-05 10:33:55] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:33:55] [INFO ] Implicit Places using invariants in 69 ms returned []
[2025-06-05 10:33:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:33:55] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2025-06-05 10:33:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [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
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [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
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:58] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:59] [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
[2025-06-05 10:33:59] [INFO ] Deduced a trap composed of 14 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:59] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:59] [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
[2025-06-05 10:33:59] [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
[2025-06-05 10:33:59] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:59] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:33:59] [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
[2025-06-05 10:34:00] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:00] [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
[2025-06-05 10:34:00] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:00] [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
[2025-06-05 10:34:00] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 7/64 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/303 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:03] [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
[2025-06-05 10:34:04] [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
[2025-06-05 10:34:04] [INFO ] Deduced a trap composed of 13 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:04] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:04] [INFO ] Deduced a trap composed of 22 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:04] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 6/309 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:06] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:08] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:11] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:12] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:13] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:14] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:14] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 3/316 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:15] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 1/317 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:18] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 14 (OVERLAPS) 0/458 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/458 variables, and 318 constraints, problems are : Problem set: 0 solved, 218 unsolved in 27475 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 219/458 variables, 239/314 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/458 variables, 218/532 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:24] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:24] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:25] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [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
[2025-06-05 10:34:26] [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
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [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
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 23 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:26] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:27] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 20/552 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:27] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:27] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:28] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:28] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:28] [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
[2025-06-05 10:34:28] [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
[2025-06-05 10:34:28] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:28] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 8/560 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:30] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:30] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 2/562 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 4/566 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:37] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 1/567 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:43] [INFO ] Deduced a trap along path composed of 3 places in 38 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:43] [INFO ] Deduced a trap along path composed of 5 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:44] [INFO ] Deduced a trap along path composed of 7 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:44] [INFO ] Deduced a trap along path composed of 5 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:44] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:44] [INFO ] Deduced a trap along path composed of 6 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:44] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:45] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:45] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:47] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:47] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:48] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:48] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 13/580 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 580 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 69/69 constraints, Known Traps Along Path: 17/17 constraints]
After SMT, in 57496ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 57497ms
Starting structural reductions in LTL mode, iteration 1 : 239/249 places, 219/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57706 ms. Remains : 239/249 places, 219/229 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-05
Product exploration explored 100000 steps with 25000 reset in 79 ms.
Product exploration explored 100000 steps with 25000 reset in 100 ms.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Knowledge obtained : [(AND (NOT p1) p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 77 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 11298 steps (2 resets) in 45 ms. (245 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F p1), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 125 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 228 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 239 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 239/239 places, 219/219 transitions.
Applied a total of 0 rules in 8 ms. Remains 239 /239 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2025-06-05 10:34:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:34:54] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-06-05 10:34:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:34:54] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2025-06-05 10:34:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 13 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:57] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:58] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:58] [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
[2025-06-05 10:34:58] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:58] [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
[2025-06-05 10:34:58] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:58] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:58] [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
[2025-06-05 10:34:59] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:59] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:59] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:34:59] [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
[2025-06-05 10:34:59] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 7/64 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/303 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:02] [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
[2025-06-05 10:35:02] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:03] [INFO ] Deduced a trap composed of 13 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:03] [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
[2025-06-05 10:35:03] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:03] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 6/309 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:05] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:07] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:10] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:11] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:12] [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
[2025-06-05 10:35:13] [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
[2025-06-05 10:35:13] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 3/316 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:14] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 1/317 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:17] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 14 (OVERLAPS) 0/458 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 458/458 variables, and 318 constraints, problems are : Problem set: 0 solved, 218 unsolved in 27606 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 38/75 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 219/458 variables, 239/314 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/458 variables, 218/532 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:23] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:23] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 16 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:24] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [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
[2025-06-05 10:35:25] [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
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [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
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:25] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:26] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:26] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 20/552 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:26] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:26] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:27] [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
[2025-06-05 10:35:27] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:27] [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
[2025-06-05 10:35:27] [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
[2025-06-05 10:35:27] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:28] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 8/560 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:29] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:29] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 2/562 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 4/566 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:36] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 1/567 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:42] [INFO ] Deduced a trap along path composed of 3 places in 39 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:42] [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
[2025-06-05 10:35:42] [INFO ] Deduced a trap along path composed of 7 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:42] [INFO ] Deduced a trap along path composed of 5 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:42] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:43] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:43] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:44] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:44] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:45] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:46] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:46] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:47] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 13/580 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 580 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 69/69 constraints, Known Traps Along Path: 17/17 constraints]
After SMT, in 57634ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 57634ms
Finished structural reductions in LTL mode , in 1 iterations and 57844 ms. Remains : 239/239 places, 219/219 transitions.
Computed a total of 62 stabilizing places and 62 stable transitions
Computed a total of 62 stabilizing places and 62 stable transitions
Knowledge obtained : [(AND (NOT p1) p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 81 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
RANDOM walk for 12768 steps (1 resets) in 44 ms. (283 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F p1), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 1 factoid took 175 ms. Reduced automaton from 6 states, 8 edges and 2 AP (stutter sensitive) to 6 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 186 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 208 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 216 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 25000 reset in 105 ms.
Product exploration explored 100000 steps with 25000 reset in 123 ms.
Applying partial POR strategy [true, true, true, false, false, false]
Stuttering acceptance computed with spot in 184 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 3 out of 239 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 239/239 places, 219/219 transitions.
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 45 rules applied. Total rules applied 45 place count 239 transition count 219
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 19 Pre rules applied. Total rules applied 45 place count 239 transition count 234
Deduced a syphon composed of 64 places in 0 ms
Iterating global reduction 1 with 19 rules applied. Total rules applied 64 place count 239 transition count 234
Performed 78 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 142 places in 0 ms
Iterating global reduction 1 with 78 rules applied. Total rules applied 142 place count 239 transition count 234
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 143 place count 239 transition count 233
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 173 place count 209 transition count 203
Deduced a syphon composed of 112 places in 0 ms
Iterating global reduction 2 with 30 rules applied. Total rules applied 203 place count 209 transition count 203
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 113 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 204 place count 209 transition count 203
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 206 place count 207 transition count 201
Deduced a syphon composed of 111 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 208 place count 207 transition count 201
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -73
Deduced a syphon composed of 126 places in 0 ms
Iterating global reduction 2 with 15 rules applied. Total rules applied 223 place count 207 transition count 274
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 240 place count 190 transition count 240
Deduced a syphon composed of 109 places in 0 ms
Iterating global reduction 2 with 17 rules applied. Total rules applied 257 place count 190 transition count 240
Deduced a syphon composed of 109 places in 0 ms
Applied a total of 257 rules in 44 ms. Remains 190 /239 variables (removed 49) and now considering 240/219 (removed -21) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 10:35:53] [INFO ] Redundant transitions in 9 ms returned []
Running 239 sub problems to find dead transitions.
// Phase 1: matrix 240 rows 190 cols
[2025-06-05 10:35:53] [INFO ] Computed 37 invariants in 1 ms
[2025-06-05 10:35:53] [INFO ] State equation strengthened by 47 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/189 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 239 unsolved
At refinement iteration 1 (OVERLAPS) 1/190 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 239 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 4 places in 25 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 1 ms to minimize.
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 2 ms to minimize.
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 1 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
Problem TDEAD22 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD172 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD221 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD227 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD231 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 20/57 constraints. Problems are: Problem set: 114 solved, 125 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 2 ms to minimize.
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 2 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
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Problem TDEAD32 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 2 ms to minimize.
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
Problem TDEAD36 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
Problem TDEAD37 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 3 ms to minimize.
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:56] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 2 ms to minimize.
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:35:57] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
Problem TDEAD68 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 12/69 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 0/69 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 5 (OVERLAPS) 240/430 variables, 190/259 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/430 variables, 47/306 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/430 variables, 0/306 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 8 (OVERLAPS) 0/430 variables, 0/306 constraints. Problems are: Problem set: 164 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Real declared 430/430 variables, and 306 constraints, problems are : Problem set: 164 solved, 75 unsolved in 5147 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 190/190 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 239/239 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 164 solved, 75 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/80 variables, 0/0 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 1 (OVERLAPS) 110/190 variables, 37/37 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 32/69 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/190 variables, 0/69 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 4 (OVERLAPS) 240/430 variables, 190/259 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/430 variables, 47/306 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/430 variables, 75/381 constraints. Problems are: Problem set: 164 solved, 75 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:03] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/430 variables, 1/382 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/430 variables, 0/382 constraints. Problems are: Problem set: 164 solved, 75 unsolved
At refinement iteration 9 (OVERLAPS) 0/430 variables, 0/382 constraints. Problems are: Problem set: 164 solved, 75 unsolved
No progress, stopping.
After SMT solving in domain Int declared 430/430 variables, and 382 constraints, problems are : Problem set: 164 solved, 75 unsolved in 13333 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 190/190 constraints, ReadFeed: 47/47 constraints, PredecessorRefiner: 75/239 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 18506ms problems are : Problem set: 164 solved, 75 unsolved
Search for dead transitions found 164 dead transitions in 18507ms
Found 164 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 164 transitions
Dead transitions reduction (with SMT) removed 164 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 190/239 places, 76/219 transitions.
Graph (complete) has 281 edges and 190 vertex of which 81 are kept as prefixes of interest. Removing 109 places using SCC suffix rule.2 ms
Discarding 109 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 12 ms. Remains 81 /190 variables (removed 109) and now considering 76/76 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 81/239 places, 76/219 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 18580 ms. Remains : 81/239 places, 76/219 transitions.
Built C files in :
/tmp/ltsmin17461961066496202610
[2025-06-05 10:36:12] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17461961066496202610
Running compilation step : cd /tmp/ltsmin17461961066496202610;'/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 321 ms.
Running link step : cd /tmp/ltsmin17461961066496202610;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin17461961066496202610;'/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/stateBased4923829261174247965.hoa' '--buchi-type=spotba'
LTSmin run took 124 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-05 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-05 finished in 137484 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0))&&F((p0&&X(p1)))))'
Support contains 4 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 238 transition count 218
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 238 transition count 218
Applied a total of 22 rules in 13 ms. Remains 238 /249 variables (removed 11) and now considering 218/229 (removed 11) transitions.
// Phase 1: matrix 218 rows 238 cols
[2025-06-05 10:36:13] [INFO ] Computed 37 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:36:13] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-05 10:36:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:36:13] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2025-06-05 10:36:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:15] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:15] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:15] [INFO ] Deduced a trap composed of 12 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:15] [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
[2025-06-05 10:36:15] [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
[2025-06-05 10:36:15] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:15] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [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
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [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
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [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
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 14 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [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
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:16] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:17] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:17] [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
[2025-06-05 10:36:17] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:17] [INFO ] Deduced a trap composed of 15 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:17] [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
[2025-06-05 10:36:17] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:17] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 7/64 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (OVERLAPS) 218/456 variables, 238/302 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:21] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:22] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 2/304 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:25] [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
[2025-06-05 10:36:25] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:26] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:28] [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
[2025-06-05 10:36:28] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:28] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 3/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:30] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:32] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:33] [INFO ] Deduced a trap along path composed of 5 places in 30 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:34] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 14 (OVERLAPS) 0/456 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 314 constraints, problems are : Problem set: 0 solved, 217 unsolved in 27575 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 35/72 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 218/456 variables, 238/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/456 variables, 217/527 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:42] [INFO ] Deduced a trap composed of 16 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:42] [INFO ] Deduced a trap composed of 20 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:42] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:42] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:42] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [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
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [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
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:43] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:44] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:44] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:44] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:44] [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
[2025-06-05 10:36:44] [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
[2025-06-05 10:36:44] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 20/547 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:45] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:45] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:45] [INFO ] Deduced a trap composed of 9 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:45] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:46] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 5/552 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:47] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:48] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:48] [INFO ] Deduced a trap composed of 21 places in 47 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 3/555 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 4/559 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:54] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:55] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:55] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:36:57] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 4/563 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:00] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:01] [INFO ] Deduced a trap composed of 25 places in 61 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 2/565 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:07] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 566 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 70/70 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 57601ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 57602ms
Starting structural reductions in LTL mode, iteration 1 : 238/249 places, 218/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57817 ms. Remains : 238/249 places, 218/229 transitions.
Stuttering acceptance computed with spot in 217 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0), true]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-06
Product exploration explored 100000 steps with 40004 reset in 95 ms.
Product exploration explored 100000 steps with 39975 reset in 103 ms.
Computed a total of 63 stabilizing places and 63 stable transitions
Computed a total of 63 stabilizing places and 63 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 19 ms. Reduced automaton from 6 states, 10 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-004B-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-06 finished in 58277 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 249 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 248 transition count 179
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 1 with 49 rules applied. Total rules applied 98 place count 199 transition count 179
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 28 Pre rules applied. Total rules applied 98 place count 199 transition count 151
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 154 place count 171 transition count 151
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 163 place count 162 transition count 142
Iterating global reduction 2 with 9 rules applied. Total rules applied 172 place count 162 transition count 142
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 7 Pre rules applied. Total rules applied 172 place count 162 transition count 135
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 186 place count 155 transition count 135
Performed 62 Post agglomeration using F-continuation condition.Transition count delta: 62
Deduced a syphon composed of 62 places in 0 ms
Reduce places removed 62 places and 0 transitions.
Iterating global reduction 2 with 124 rules applied. Total rules applied 310 place count 93 transition count 73
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 311 place count 93 transition count 72
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 313 place count 92 transition count 71
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
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 335 place count 81 transition count 78
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 336 place count 81 transition count 78
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 338 place count 79 transition count 76
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 340 place count 77 transition count 76
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 340 place count 77 transition count 75
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 342 place count 76 transition count 75
Applied a total of 342 rules in 32 ms. Remains 76 /249 variables (removed 173) and now considering 75/229 (removed 154) transitions.
// Phase 1: matrix 75 rows 76 cols
[2025-06-05 10:37:11] [INFO ] Computed 35 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants in 50 ms returned [65]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 75/249 places, 75/229 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 74 transition count 74
Applied a total of 2 rules in 2 ms. Remains 74 /75 variables (removed 1) and now considering 74/75 (removed 1) transitions.
// Phase 1: matrix 74 rows 74 cols
[2025-06-05 10:37:11] [INFO ] Computed 34 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-05 10:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 74/249 places, 74/229 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 191 ms. Remains : 74/249 places, 74/229 transitions.
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-08 finished in 226 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((F(p0)&&G(p1))))'
Support contains 4 out of 249 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 49 transitions
Trivial Post-agglo rules discarded 49 transitions
Performed 49 trivial Post agglomeration. Transition count delta: 49
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 248 transition count 179
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 1 with 49 rules applied. Total rules applied 98 place count 199 transition count 179
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 27 Pre rules applied. Total rules applied 98 place count 199 transition count 152
Deduced a syphon composed of 27 places in 0 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 2 with 54 rules applied. Total rules applied 152 place count 172 transition count 152
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 160 place count 164 transition count 144
Iterating global reduction 2 with 8 rules applied. Total rules applied 168 place count 164 transition count 144
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 168 place count 164 transition count 138
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 180 place count 158 transition count 138
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 2 with 126 rules applied. Total rules applied 306 place count 95 transition count 75
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 307 place count 95 transition count 74
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 309 place count 94 transition count 73
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: -7
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 331 place count 83 transition count 80
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 333 place count 81 transition count 78
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 335 place count 79 transition count 78
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 335 place count 79 transition count 77
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 337 place count 78 transition count 77
Applied a total of 337 rules in 27 ms. Remains 78 /249 variables (removed 171) and now considering 77/229 (removed 152) transitions.
// Phase 1: matrix 77 rows 78 cols
[2025-06-05 10:37:11] [INFO ] Computed 35 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants in 69 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 70 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 77/249 places, 77/229 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 76 transition count 76
Applied a total of 2 rules in 3 ms. Remains 76 /77 variables (removed 1) and now considering 76/77 (removed 1) transitions.
// Phase 1: matrix 76 rows 76 cols
[2025-06-05 10:37:11] [INFO ] Computed 34 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-05 10:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants and state equation in 62 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 76/249 places, 76/229 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 203 ms. Remains : 76/249 places, 76/229 transitions.
Stuttering acceptance computed with spot in 88 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-09 finished in 311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(G(p1)))))'
Support contains 4 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 238 transition count 218
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 238 transition count 218
Applied a total of 22 rules in 14 ms. Remains 238 /249 variables (removed 11) and now considering 218/229 (removed 11) transitions.
// Phase 1: matrix 218 rows 238 cols
[2025-06-05 10:37:11] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:11] [INFO ] Implicit Places using invariants in 67 ms returned []
[2025-06-05 10:37:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:37:12] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 217 sub problems to find dead transitions.
[2025-06-05 10:37:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 12 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [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
[2025-06-05 10:37:14] [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
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [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
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:14] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 17 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [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
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 14 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [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
[2025-06-05 10:37:15] [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
[2025-06-05 10:37:15] [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
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 15 places in 21 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:15] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:16] [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
[2025-06-05 10:37:16] [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
[2025-06-05 10:37:16] [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
[2025-06-05 10:37:16] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 5/62 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:18] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 6 (OVERLAPS) 218/456 variables, 238/301 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:22] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:24] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:24] [INFO ] Deduced a trap along path composed of 5 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:24] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:25] [INFO ] Deduced a trap along path composed of 5 places in 24 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 4/306 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:27] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:27] [INFO ] Deduced a trap along path composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:32] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:33] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/456 variables, 2/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/456 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 13 (OVERLAPS) 0/456 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 217 unsolved
No progress, stopping.
After SMT solving in domain Real declared 456/456 variables, and 310 constraints, problems are : Problem set: 0 solved, 217 unsolved in 27155 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/237 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 1 (OVERLAPS) 1/238 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/238 variables, 27/64 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 4 (OVERLAPS) 218/456 variables, 238/302 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/456 variables, 217/519 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:40] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:40] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:40] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:41] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 12 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 21 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:42] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 20/539 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:43] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:43] [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
[2025-06-05 10:37:44] [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
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 20 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [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
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:44] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:45] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 12/551 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:45] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:46] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:46] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:46] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:46] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:47] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/456 variables, 6/557 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:48] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:49] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/456 variables, 2/559 constraints. Problems are: Problem set: 0 solved, 217 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/456 variables, 8/567 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:37:59] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/456 variables, 1/568 constraints. Problems are: Problem set: 0 solved, 217 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:05] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 2 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 1)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 1)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 0)
(s39 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 456/456 variables, and 569 constraints, problems are : Problem set: 0 solved, 217 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 238/238 constraints, PredecessorRefiner: 217/217 constraints, Known Traps: 69/69 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 57181ms problems are : Problem set: 0 solved, 217 unsolved
Search for dead transitions found 0 dead transitions in 57182ms
Starting structural reductions in LTL mode, iteration 1 : 238/249 places, 218/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 57395 ms. Remains : 238/249 places, 218/229 transitions.
Stuttering acceptance computed with spot in 133 ms :[(NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 1 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-10 finished in 57542 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&&(G(!p1)||(!p1&&F(!p2)))))))'
Support contains 3 out of 249 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 237 transition count 217
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 237 transition count 217
Applied a total of 24 rules in 17 ms. Remains 237 /249 variables (removed 12) and now considering 217/229 (removed 12) transitions.
// Phase 1: matrix 217 rows 237 cols
[2025-06-05 10:38:09] [INFO ] Computed 37 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:38:09] [INFO ] Implicit Places using invariants in 72 ms returned []
[2025-06-05 10:38:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:38:09] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Running 216 sub problems to find dead transitions.
[2025-06-05 10:38:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:11] [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
[2025-06-05 10:38:11] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:11] [INFO ] Deduced a trap composed of 12 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [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
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [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
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:12] [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
[2025-06-05 10:38:12] [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
[2025-06-05 10:38:12] [INFO ] Deduced a trap composed of 14 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:13] [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
[2025-06-05 10:38:13] [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
[2025-06-05 10:38:13] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:13] [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
[2025-06-05 10:38:13] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:13] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:13] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:14] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 5/62 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:15] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (OVERLAPS) 217/454 variables, 237/300 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:19] [INFO ] Deduced a trap composed of 17 places in 36 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:21] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:21] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 1/303 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:24] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:24] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 2/305 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:26] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:27] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/454 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:33] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 2 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/454 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:34] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/454 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:35] [INFO ] Deduced a trap composed of 22 places in 31 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/454 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:38] [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
[2025-06-05 10:38:39] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/454 variables, 2/312 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 454/454 variables, and 312 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/236 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 1 (OVERLAPS) 1/237 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/237 variables, 34/71 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:40] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 1/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 5 (OVERLAPS) 217/454 variables, 237/309 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/454 variables, 216/525 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:42] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 9 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 14 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:43] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:44] [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
[2025-06-05 10:38:44] [INFO ] Deduced a trap composed of 12 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:44] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/454 variables, 20/545 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:44] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:45] [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
[2025-06-05 10:38:45] [INFO ] Deduced a trap composed of 24 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:46] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:46] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:46] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:46] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/454 variables, 12/557 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:48] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:49] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:49] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:49] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/454 variables, 4/561 constraints. Problems are: Problem set: 0 solved, 216 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/454 variables, 4/565 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:38:57] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/454 variables, 1/566 constraints. Problems are: Problem set: 0 solved, 216 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:06] [INFO ] Deduced a trap along path composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:06] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:06] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:06] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:07] [INFO ] Deduced a trap along path composed of 7 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:07] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:07] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:07] [INFO ] Deduced a trap along path composed of 3 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:09] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:09] [INFO ] Deduced a trap along path composed of 5 places in 24 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 454/454 variables, and 576 constraints, problems are : Problem set: 0 solved, 216 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 237/237 constraints, PredecessorRefiner: 216/216 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 14/14 constraints]
After SMT, in 60036ms problems are : Problem set: 0 solved, 216 unsolved
Search for dead transitions found 0 dead transitions in 60037ms
Starting structural reductions in LTL mode, iteration 1 : 237/249 places, 217/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60260 ms. Remains : 237/249 places, 217/229 transitions.
Stuttering acceptance computed with spot in 114 ms :[true, (OR (NOT p0) p1), (OR (NOT p0) p1)]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-12 finished in 60394 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(p1))&&p0)))'
Support contains 4 out of 249 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 249/249 places, 229/229 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 239 transition count 219
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 239 transition count 219
Applied a total of 20 rules in 7 ms. Remains 239 /249 variables (removed 10) and now considering 219/229 (removed 10) transitions.
// Phase 1: matrix 219 rows 239 cols
[2025-06-05 10:39:09] [INFO ] Computed 37 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:39:09] [INFO ] Implicit Places using invariants in 73 ms returned []
[2025-06-05 10:39:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 10:39:09] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 202 ms to find 0 implicit places.
Running 218 sub problems to find dead transitions.
[2025-06-05 10:39:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [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
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [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
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [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
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:12] [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
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 13 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [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
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [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
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:13] [INFO ] Deduced a trap composed of 20 places in 30 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:14] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:14] [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
[2025-06-05 10:39:14] [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
[2025-06-05 10:39:14] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:14] [INFO ] Deduced a trap composed of 15 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:14] [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
[2025-06-05 10:39:14] [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
[2025-06-05 10:39:14] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/304 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:18] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:18] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 2/306 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:20] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 1/307 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:22] [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
[2025-06-05 10:39:22] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 2/309 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:23] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:24] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 2/311 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:25] [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
[2025-06-05 10:39:26] [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
[2025-06-05 10:39:26] [INFO ] Deduced a trap composed of 20 places in 28 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 3/314 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:28] [INFO ] Deduced a trap along path composed of 3 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:28] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:28] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 3/317 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:31] [INFO ] Deduced a trap along path composed of 5 places in 31 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 1/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:35] [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
[2025-06-05 10:39:35] [INFO ] Deduced a trap composed of 21 places in 26 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/458 variables, 2/320 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/458 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 458/458 variables, and 320 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/238 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 1/239 variables, 37/37 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 40/77 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:40] [INFO ] Deduced a trap composed of 22 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 1/78 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/78 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (OVERLAPS) 219/458 variables, 239/317 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/458 variables, 218/535 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:42] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:42] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:42] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [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
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [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
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:43] [INFO ] Deduced a trap composed of 14 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 20 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [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
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 22 places in 43 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 21 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:44] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/458 variables, 20/555 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:45] [INFO ] Deduced a trap composed of 16 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:45] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:45] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:45] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:45] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:46] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:46] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:46] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:46] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/458 variables, 9/564 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:48] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:48] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/458 variables, 2/566 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:50] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:50] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/458 variables, 2/568 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:53] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/458 variables, 1/569 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:55] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:39:56] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 6 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/458 variables, 2/571 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 10:40:02] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/458 variables, 1/572 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/458 variables, 4/576 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 458/458 variables, and 576 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 239/239 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 78/78 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 60044ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 60044ms
Starting structural reductions in LTL mode, iteration 1 : 239/249 places, 219/229 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60254 ms. Remains : 239/249 places, 219/229 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : ShieldIIPt-PT-004B-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-004B-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-004B-LTLCardinality-13 finished in 60410 ms.
All properties solved by simple procedures.
Total runtime 1007284 ms.

BK_STOP 1749120010217

--------------------
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="ShieldIIPt-PT-004B"
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 ShieldIIPt-PT-004B, 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-174894532800483"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-004B.tgz
mv ShieldIIPt-PT-004B 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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;