Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993900203.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldRVt-PT-002B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993900203
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K 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 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 24K May 29 14:33 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 ShieldRVt-PT-002B-LTLCardinality-00
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-01
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-02
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-03
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-04
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-05
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-06
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-07
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-08
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-09
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-10
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-11
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-12
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-13
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-14
FORMULA_NAME ShieldRVt-PT-002B-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749095524815

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-002B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 03:52:05] [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 03:52:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 03:52:06] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2025-06-05 03:52:06] [INFO ] Transformed 103 places.
[2025-06-05 03:52:06] [INFO ] Transformed 103 transitions.
[2025-06-05 03:52:06] [INFO ] Found NUPN structural information;
[2025-06-05 03:52:06] [INFO ] Parsed PT model containing 103 places and 103 transitions and 242 arcs in 135 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ShieldRVt-PT-002B-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVt-PT-002B-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-002B-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 103 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 103/103 places, 103/103 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 91 transition count 91
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 91 transition count 91
Applied a total of 24 rules in 18 ms. Remains 91 /103 variables (removed 12) and now considering 91/103 (removed 12) transitions.
// Phase 1: matrix 91 rows 91 cols
[2025-06-05 03:52:06] [INFO ] Computed 9 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:06] [INFO ] Implicit Places using invariants in 183 ms returned []
[2025-06-05 03:52:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:06] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 316 ms to find 0 implicit places.
Running 90 sub problems to find dead transitions.
[2025-06-05 03:52:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/90 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 1/91 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [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 03:52:07] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [INFO ] Deduced a trap composed of 22 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 03:52:07] [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 03:52:07] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:07] [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 03:52:07] [INFO ] Deduced a trap composed of 21 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 03:52:07] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:08] [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 03:52:08] [INFO ] Deduced a trap composed of 15 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 03:52:08] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:08] [INFO ] Deduced a trap composed of 21 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 03:52:08] [INFO ] Deduced a trap composed of 18 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:08] [INFO ] Deduced a trap composed of 22 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 03:52:08] [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 03:52:08] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 8/28 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:08] [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 03:52:08] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:08] [INFO ] Deduced a trap composed of 24 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 03:52:08] [INFO ] Deduced a trap composed of 23 places in 30 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 91/182 variables, 91/123 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:09] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 1/124 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 9 (OVERLAPS) 0/182 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 124 constraints, problems are : Problem set: 0 solved, 90 unsolved in 4581 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 91/91 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/90 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 1 (OVERLAPS) 1/91 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 24/33 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:11] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:11] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/91 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 6 (OVERLAPS) 91/182 variables, 91/126 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/182 variables, 90/216 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:12] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:12] [INFO ] Deduced a trap composed of 22 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 03:52:12] [INFO ] Deduced a trap composed of 19 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 03:52:12] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/182 variables, 4/220 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:13] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/182 variables, 1/221 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:13] [INFO ] Deduced a trap along path composed of 8 places in 46 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:13] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/182 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/182 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:16] [INFO ] Deduced a trap composed of 18 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 03:52:16] [INFO ] Deduced a trap composed of 23 places in 43 ms of which 2 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/182 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/182 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 90 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:19] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/182 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/182 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 90 unsolved
At refinement iteration 16 (OVERLAPS) 0/182 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 90 unsolved
No progress, stopping.
After SMT solving in domain Int declared 182/182 variables, and 226 constraints, problems are : Problem set: 0 solved, 90 unsolved in 13085 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 91/91 constraints, PredecessorRefiner: 90/90 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 17692ms problems are : Problem set: 0 solved, 90 unsolved
Search for dead transitions found 0 dead transitions in 17710ms
Starting structural reductions in LTL mode, iteration 1 : 91/103 places, 91/103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 18065 ms. Remains : 91/103 places, 91/103 transitions.
Support contains 22 out of 91 places after structural reductions.
[2025-06-05 03:52:24] [INFO ] Flatten gal took : 25 ms
[2025-06-05 03:52:24] [INFO ] Flatten gal took : 10 ms
[2025-06-05 03:52:24] [INFO ] Input system was already deterministic with 91 transitions.
RANDOM walk for 40000 steps (24 resets) in 721 ms. (55 steps per ms) remains 1/13 properties
BEST_FIRST walk for 40003 steps (16 resets) in 163 ms. (243 steps per ms) remains 1/1 properties
[2025-06-05 03:52:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 65/91 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 91/182 variables, 91/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/182 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/182 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 182/182 variables, and 100 constraints, problems are : Problem set: 0 solved, 1 unsolved in 65 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 91/91 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:24] [INFO ] Deduced a trap composed of 22 places in 24 ms of which 2 ms to minimize.
Problem AtomicPropp0 is UNSAT
After SMT solving in domain Int declared 26/182 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/9 constraints, State Equation: 0/91 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ShieldRVt-PT-002B-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
FORMULA ShieldRVt-PT-002B-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 26 stabilizing places and 26 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' '!((G(F(p0)) U (F(!p1)&&(X(X(p2)) U ((p0&&X(X(p2)))||X(X(G(p2))))))))'
Support contains 5 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Applied a total of 18 rules in 6 ms. Remains 82 /91 variables (removed 9) and now considering 82/91 (removed 9) transitions.
// Phase 1: matrix 82 rows 82 cols
[2025-06-05 03:52:25] [INFO ] Computed 9 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:25] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-05 03:52:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:25] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Running 81 sub problems to find dead transitions.
[2025-06-05 03:52:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:25] [INFO ] Deduced a trap composed of 20 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 03:52:25] [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 03:52:25] [INFO ] Deduced a trap composed of 11 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 03:52:25] [INFO ] Deduced a trap composed of 21 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 03:52:25] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:26] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/82 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (OVERLAPS) 82/164 variables, 82/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:26] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 8 (OVERLAPS) 0/164 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 98 constraints, problems are : Problem set: 0 solved, 81 unsolved in 2811 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 82/82 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (OVERLAPS) 82/164 variables, 82/97 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 81/178 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:28] [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 03:52:28] [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 03:52:28] [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 03:52:28] [INFO ] Deduced a trap composed of 23 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 03:52:28] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 5/183 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:28] [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 03:52:29] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:29] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/164 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:29] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:29] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/164 variables, 2/188 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/164 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:30] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/164 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:31] [INFO ] Deduced a trap along path composed of 6 places in 38 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:31] [INFO ] Deduced a trap along path composed of 7 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 03:52:31] [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 03:52:31] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/164 variables, 4/194 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:32] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/164 variables, 1/195 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:35] [INFO ] Deduced a trap along path composed of 7 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 03:52:36] [INFO ] Deduced a trap along path composed of 8 places in 28 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/164 variables, 2/197 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/164 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:55] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 1 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/164 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 164/164 variables, and 198 constraints, problems are : Problem set: 0 solved, 81 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 82/82 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 32849ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 32850ms
Starting structural reductions in LTL mode, iteration 1 : 82/91 places, 82/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 32952 ms. Remains : 82/91 places, 82/91 transitions.
Stuttering acceptance computed with spot in 476 ms :[(OR (NOT p2) p1), p1, (NOT p2), (NOT p2), (AND p1 (NOT p2)), (NOT p2), (NOT p2), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLCardinality-03
Product exploration explored 100000 steps with 1932 reset in 198 ms.
Stack based approach found an accepted trace after 220 steps with 2 reset with depth 101 and stack size 101 in 4 ms.
FORMULA ShieldRVt-PT-002B-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-002B-LTLCardinality-03 finished in 33709 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)))'
Support contains 2 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 80 transition count 80
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 80 transition count 80
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 79 transition count 79
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 79 transition count 79
Applied a total of 24 rules in 10 ms. Remains 79 /91 variables (removed 12) and now considering 79/91 (removed 12) transitions.
// Phase 1: matrix 79 rows 79 cols
[2025-06-05 03:52:58] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:58] [INFO ] Implicit Places using invariants in 46 ms returned []
[2025-06-05 03:52:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:52:58] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
Running 78 sub problems to find dead transitions.
[2025-06-05 03:52:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:52:59] [INFO ] Deduced a trap composed of 20 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 03:52:59] [INFO ] Deduced a trap composed of 10 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 03:52:59] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (OVERLAPS) 79/158 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:00] [INFO ] Deduced a trap along path composed of 7 places in 31 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (OVERLAPS) 0/158 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Real declared 158/158 variables, and 92 constraints, problems are : Problem set: 0 solved, 78 unsolved in 2523 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 1 (OVERLAPS) 1/79 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/79 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 4 (OVERLAPS) 79/158 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 78/169 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:01] [INFO ] Deduced a trap composed of 20 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 03:53:01] [INFO ] Deduced a trap composed of 17 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 03:53:01] [INFO ] Deduced a trap composed of 21 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 03:53:01] [INFO ] Deduced a trap composed of 23 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 03:53:02] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:02] [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 03:53:02] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 7/176 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/158 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:02] [INFO ] Deduced a trap composed of 22 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 03:53:02] [INFO ] Deduced a trap composed of 23 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 03:53:02] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/158 variables, 3/180 constraints. Problems are: Problem set: 0 solved, 78 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:03] [INFO ] Deduced a trap along path composed of 7 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:03] [INFO ] Deduced a trap along path composed of 7 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 03:53:03] [INFO ] Deduced a trap along path composed of 6 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 03:53:03] [INFO ] Deduced a trap along path composed of 7 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 03:53:03] [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 03:53:03] [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 03:53:03] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/158 variables, 7/187 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/158 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 78 unsolved
At refinement iteration 11 (OVERLAPS) 0/158 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 78 unsolved
No progress, stopping.
After SMT solving in domain Int declared 158/158 variables, and 187 constraints, problems are : Problem set: 0 solved, 78 unsolved in 5680 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 79/79 constraints, PredecessorRefiner: 78/78 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 8212ms problems are : Problem set: 0 solved, 78 unsolved
Search for dead transitions found 0 dead transitions in 8212ms
Starting structural reductions in LTL mode, iteration 1 : 79/91 places, 79/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8363 ms. Remains : 79/91 places, 79/91 transitions.
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-002B-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLCardinality-09 finished in 8474 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&&X((p0 U (X(p1)||G(p0)))))))'
Support contains 3 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 82 transition count 82
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 82 transition count 82
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 81 transition count 81
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 81 transition count 81
Applied a total of 20 rules in 12 ms. Remains 81 /91 variables (removed 10) and now considering 81/91 (removed 10) transitions.
// Phase 1: matrix 81 rows 81 cols
[2025-06-05 03:53:07] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:07] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-05 03:53:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:07] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 80 sub problems to find dead transitions.
[2025-06-05 03:53:07] [INFO ] Invariant cache hit.
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: 0 solved, 80 unsolved
At refinement iteration 1 (OVERLAPS) 1/81 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:07] [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 03:53:07] [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 03:53:07] [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 03:53:07] [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 03:53:07] [INFO ] Deduced a trap composed of 10 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 03:53:07] [INFO ] Deduced a trap composed of 21 places in 25 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 81/162 variables, 81/96 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:08] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/162 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 7 (OVERLAPS) 0/162 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 97 constraints, problems are : Problem set: 0 solved, 80 unsolved in 2601 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 81/81 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 80 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: 0 solved, 80 unsolved
At refinement iteration 1 (OVERLAPS) 1/81 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 6/15 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/81 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 4 (OVERLAPS) 81/162 variables, 81/96 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/162 variables, 80/176 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:10] [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 03:53:10] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:10] [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 03:53:10] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 4/180 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:10] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:11] [INFO ] Deduced a trap composed of 23 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 03:53:11] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 2/183 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:11] [INFO ] Deduced a trap composed of 17 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 03:53:11] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 2/185 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:11] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/162 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 80 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:12] [INFO ] Deduced a trap along path composed of 6 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 03:53:12] [INFO ] Deduced a trap along path composed of 7 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 03:53:12] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/162 variables, 3/190 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/162 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 80 unsolved
At refinement iteration 14 (OVERLAPS) 0/162 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 80 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 190 constraints, problems are : Problem set: 0 solved, 80 unsolved in 7318 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 81/81 constraints, PredecessorRefiner: 80/80 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 9925ms problems are : Problem set: 0 solved, 80 unsolved
Search for dead transitions found 0 dead transitions in 9925ms
Starting structural reductions in LTL mode, iteration 1 : 81/91 places, 81/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10027 ms. Remains : 81/91 places, 81/91 transitions.
Stuttering acceptance computed with spot in 200 ms :[true, (NOT p1), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLCardinality-10
Product exploration explored 100000 steps with 25000 reset in 95 ms.
Product exploration explored 100000 steps with 25000 reset in 126 ms.
Computed a total of 22 stabilizing places and 22 stable transitions
Computed a total of 22 stabilizing places and 22 stable transitions
Detected a total of 22/81 stabilizing places and 22/81 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 93 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (18 resets) in 162 ms. (245 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (9 resets) in 136 ms. (292 steps per ms) remains 1/1 properties
[2025-06-05 03:53:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf2 is UNSAT
After SMT solving in domain Real declared 3/162 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 12 ms.
Refiners :[Positive P Invariants (semi-flows): 0/9 constraints, State Equation: 0/81 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0)))), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT (OR (NOT p0) p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 11 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002B-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002B-LTLCardinality-10 finished in 10894 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p1)||p0)))'
Support contains 4 out of 91 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 83 transition count 83
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 83 transition count 83
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 82 transition count 82
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 82 transition count 82
Applied a total of 18 rules in 9 ms. Remains 82 /91 variables (removed 9) and now considering 82/91 (removed 9) transitions.
// Phase 1: matrix 82 rows 82 cols
[2025-06-05 03:53:18] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:18] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 03:53:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:18] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Running 81 sub problems to find dead transitions.
[2025-06-05 03:53:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:18] [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 03:53:18] [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 03:53:18] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:18] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (OVERLAPS) 82/164 variables, 82/95 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 6 (OVERLAPS) 0/164 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Real declared 164/164 variables, and 95 constraints, problems are : Problem set: 0 solved, 81 unsolved in 2165 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 82/82 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 4 (OVERLAPS) 82/164 variables, 82/95 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/164 variables, 81/176 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:20] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:21] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:21] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 3/179 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:21] [INFO ] Deduced a trap composed of 25 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:21] [INFO ] Deduced a trap composed of 23 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 03:53:21] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/164 variables, 3/182 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:21] [INFO ] Deduced a trap composed of 21 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 03:53:22] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/164 variables, 2/184 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:22] [INFO ] Deduced a trap along path composed of 8 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:22] [INFO ] Deduced a trap along path composed of 7 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 03:53:22] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/164 variables, 3/187 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/164 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:24] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 2 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/164 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:25] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/164 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 81 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:26] [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 03:53:26] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 03:53:26] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/164 variables, 3/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/164 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
At refinement iteration 15 (OVERLAPS) 0/164 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 81 unsolved
No progress, stopping.
After SMT solving in domain Int declared 164/164 variables, and 192 constraints, problems are : Problem set: 0 solved, 81 unsolved in 12363 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 82/82 constraints, PredecessorRefiner: 81/81 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 14533ms problems are : Problem set: 0 solved, 81 unsolved
Search for dead transitions found 0 dead transitions in 14533ms
Starting structural reductions in LTL mode, iteration 1 : 82/91 places, 82/91 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 14632 ms. Remains : 82/91 places, 82/91 transitions.
Stuttering acceptance computed with spot in 133 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-002B-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 56 ms.
Product exploration explored 100000 steps with 50000 reset in 96 ms.
Computed a total of 23 stabilizing places and 23 stable transitions
Computed a total of 23 stabilizing places and 23 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 18 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-002B-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-002B-LTLCardinality-11 finished in 14950 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 91 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 91/91 places, 91/91 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 90 transition count 69
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 42 place count 69 transition count 69
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 42 place count 69 transition count 56
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 68 place count 56 transition count 56
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 76 place count 48 transition count 48
Iterating global reduction 2 with 8 rules applied. Total rules applied 84 place count 48 transition count 48
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 84 place count 48 transition count 42
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 96 place count 42 transition count 42
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 126 place count 27 transition count 27
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 127 place count 27 transition count 26
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 129 place count 26 transition count 25
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 139 place count 21 transition count 29
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 141 place count 19 transition count 27
Applied a total of 141 rules in 32 ms. Remains 19 /91 variables (removed 72) and now considering 27/91 (removed 64) transitions.
// Phase 1: matrix 27 rows 19 cols
[2025-06-05 03:53:33] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:33] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-05 03:53:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 03:53:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-05 03:53:33] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 03:53:33] [INFO ] Redundant transitions in 0 ms returned []
Running 22 sub problems to find dead transitions.
[2025-06-05 03:53:33] [INFO ] Invariant cache hit.
[2025-06-05 03:53:33] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 26/45 variables, 19/28 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/45 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 45/46 variables, and 32 constraints, problems are : Problem set: 0 solved, 22 unsolved in 234 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 26/45 variables, 19/28 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 0/45 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 45/46 variables, and 54 constraints, problems are : Problem set: 0 solved, 22 unsolved in 274 ms.
Refiners :[Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 518ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 518ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/91 places, 27/91 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 623 ms. Remains : 19/91 places, 27/91 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-002B-LTLCardinality-13
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-002B-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-002B-LTLCardinality-13 finished in 711 ms.
All properties solved by simple procedures.
Total runtime 87832 ms.

BK_STOP 1749095613847

--------------------
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="ShieldRVt-PT-002B"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldRVt-PT-002B, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901993900203"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-002B.tgz
mv ShieldRVt-PT-002B execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' 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 ;