Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993500011.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 ShieldRVs-PT-001B, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993500011
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 6.5K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K 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 19K 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 132K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K 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 13K 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 ShieldRVs-PT-001B-LTLCardinality-00
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-01
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-02
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-03
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-04
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-05
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-06
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-07
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-08
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-09
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-10
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-11
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-12
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-13
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-14
FORMULA_NAME ShieldRVs-PT-001B-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749034837771

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVs-PT-001B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-04 11:00:39] [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]
[2025-06-04 11:00:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 11:00:39] [INFO ] Load time of PNML (sax parser for PT used): 46 ms
[2025-06-04 11:00:39] [INFO ] Transformed 43 places.
[2025-06-04 11:00:39] [INFO ] Transformed 48 transitions.
[2025-06-04 11:00:39] [INFO ] Found NUPN structural information;
[2025-06-04 11:00:39] [INFO ] Parsed PT model containing 43 places and 48 transitions and 144 arcs in 143 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 1 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVs-PT-001B-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-001B-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-001B-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-001B-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-001B-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 43 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 48/48 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 42 transition count 47
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 42 transition count 47
Applied a total of 2 rules in 24 ms. Remains 42 /43 variables (removed 1) and now considering 47/48 (removed 1) transitions.
// Phase 1: matrix 47 rows 42 cols
[2025-06-04 11:00:39] [INFO ] Computed 5 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:39] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-06-04 11:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:39] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
Running 46 sub problems to find dead transitions.
[2025-06-04 11:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 10 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 14 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 16 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 13/18 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [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
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:40] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (OVERLAPS) 47/89 variables, 42/65 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:41] [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
[2025-06-04 11:00:41] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/89 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:41] [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
[2025-06-04 11:00:41] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/89 variables, 2/69 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/89 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 9 (OVERLAPS) 0/89 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Real declared 89/89 variables, and 69 constraints, problems are : Problem set: 0 solved, 46 unsolved in 2167 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 1 (OVERLAPS) 1/42 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/42 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/42 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 4 (OVERLAPS) 47/89 variables, 42/69 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/89 variables, 46/115 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:42] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/89 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:42] [INFO ] Deduced a trap along path composed of 11 places in 33 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/89 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:43] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/89 variables, 1/118 constraints. Problems are: Problem set: 0 solved, 46 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:43] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/89 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/89 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
At refinement iteration 11 (OVERLAPS) 0/89 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 46 unsolved
No progress, stopping.
After SMT solving in domain Int declared 89/89 variables, and 119 constraints, problems are : Problem set: 0 solved, 46 unsolved in 3114 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 46/46 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5321ms problems are : Problem set: 0 solved, 46 unsolved
Search for dead transitions found 0 dead transitions in 5336ms
Starting structural reductions in LTL mode, iteration 1 : 42/43 places, 47/48 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5658 ms. Remains : 42/43 places, 47/48 transitions.
Support contains 22 out of 42 places after structural reductions.
[2025-06-04 11:00:45] [INFO ] Flatten gal took : 19 ms
[2025-06-04 11:00:45] [INFO ] Flatten gal took : 7 ms
[2025-06-04 11:00:45] [INFO ] Input system was already deterministic with 47 transitions.
RANDOM walk for 40000 steps (118 resets) in 836 ms. (47 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40002 steps (51 resets) in 358 ms. (111 steps per ms) remains 1/1 properties
[2025-06-04 11:00:45] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 32/36 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 6/42 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/42 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 47/89 variables, 42/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/89 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/89 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 89/89 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 42/42 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp5 is UNSAT
After SMT solving in domain Int declared 36/89 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Positive P Invariants (semi-flows): 3/5 constraints, State Equation: 0/42 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 11 simplifications.
Computed a total of 11 stabilizing places and 11 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) U X((X(p1)&&F(p2))))||F(G(p0))))'
Support contains 4 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 39 transition count 44
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 39 transition count 44
Applied a total of 6 rules in 2 ms. Remains 39 /42 variables (removed 3) and now considering 44/47 (removed 3) transitions.
// Phase 1: matrix 44 rows 39 cols
[2025-06-04 11:00:45] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:45] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-04 11:00:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:46] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Running 43 sub problems to find dead transitions.
[2025-06-04 11:00:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (OVERLAPS) 1/39 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [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
[2025-06-04 11:00:46] [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
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [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
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [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
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 10 places in 61 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:46] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 7 (OVERLAPS) 44/83 variables, 39/57 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:47] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:47] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:47] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:47] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/83 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 11 (OVERLAPS) 0/83 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Real declared 83/83 variables, and 61 constraints, problems are : Problem set: 0 solved, 43 unsolved in 1676 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 39/39 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/38 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 1 (OVERLAPS) 1/39 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 17/22 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/39 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 4 (OVERLAPS) 44/83 variables, 39/61 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/83 variables, 43/104 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:48] [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
[2025-06-04 11:00:48] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/83 variables, 2/106 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:48] [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
[2025-06-04 11:00:48] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/83 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:48] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/83 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/83 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 43 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:49] [INFO ] Deduced a trap along path composed of 10 places in 26 ms of which 1 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/83 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/83 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 43 unsolved
At refinement iteration 12 (OVERLAPS) 0/83 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 43 unsolved
No progress, stopping.
After SMT solving in domain Int declared 83/83 variables, and 110 constraints, problems are : Problem set: 0 solved, 43 unsolved in 3287 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 39/39 constraints, PredecessorRefiner: 43/43 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 4972ms problems are : Problem set: 0 solved, 43 unsolved
Search for dead transitions found 0 dead transitions in 4972ms
Starting structural reductions in LTL mode, iteration 1 : 39/42 places, 44/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 5053 ms. Remains : 39/42 places, 44/47 transitions.
Stuttering acceptance computed with spot in 561 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-00
Stuttering criterion allowed to conclude after 71 steps with 2 reset in 7 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-001B-LTLCardinality-00 finished in 5699 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 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 41 transition count 41
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 36 transition count 41
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 10 place count 36 transition count 37
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 18 place count 32 transition count 37
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 24 place count 26 transition count 31
Iterating global reduction 2 with 6 rules applied. Total rules applied 30 place count 26 transition count 31
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 30 place count 26 transition count 28
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 36 place count 23 transition count 28
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
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 48 place count 17 transition count 22
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 49 place count 16 transition count 21
Applied a total of 49 rules in 27 ms. Remains 16 /42 variables (removed 26) and now considering 21/47 (removed 26) transitions.
// Phase 1: matrix 21 rows 16 cols
[2025-06-04 11:00:51] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:51] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-04 11:00:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:51] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:00:51] [INFO ] Redundant transitions in 18 ms returned [20]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 18 sub problems to find dead transitions.
// Phase 1: matrix 20 rows 16 cols
[2025-06-04 11:00:51] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:51] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:51] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:51] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:51] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 20/36 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/36 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 25 constraints, problems are : Problem set: 0 solved, 18 unsolved in 352 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 20/36 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/36 variables, 18/43 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/36 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/36 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/36 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 44 constraints, problems are : Problem set: 0 solved, 18 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 652ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 653ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/42 places, 20/47 transitions.
Applied a total of 0 rules in 2 ms. Remains 16 /16 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 758 ms. Remains : 16/42 places, 20/47 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-01
Stuttering criterion allowed to conclude after 228 steps with 21 reset in 4 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-001B-LTLCardinality-01 finished in 856 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 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 43
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 38 transition count 43
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 6 place count 38 transition count 38
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 16 place count 33 transition count 38
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 20 place count 29 transition count 34
Iterating global reduction 2 with 4 rules applied. Total rules applied 24 place count 29 transition count 34
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 24 place count 29 transition count 33
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 26 place count 28 transition count 33
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 42 place count 20 transition count 25
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 19 transition count 24
Applied a total of 43 rules in 13 ms. Remains 19 /42 variables (removed 23) and now considering 24/47 (removed 23) transitions.
// Phase 1: matrix 24 rows 19 cols
[2025-06-04 11:00:52] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:52] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 11:00:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:52] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:00:52] [INFO ] Redundant transitions in 16 ms returned [23]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 22 sub problems to find dead transitions.
// Phase 1: matrix 23 rows 19 cols
[2025-06-04 11:00:52] [INFO ] Computed 5 invariants in 3 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (OVERLAPS) 1/19 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 5 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:52] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 23/42 variables, 19/30 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 30 constraints, problems are : Problem set: 0 solved, 22 unsolved in 462 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 6/6 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, 4/4 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/18 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 1/19 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 23/42 variables, 19/30 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 22/52 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:53] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:53] [INFO ] Deduced a trap along path composed of 4 places in 39 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:53] [INFO ] Deduced a trap along path composed of 6 places in 18 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/42 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/42 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 10 (OVERLAPS) 0/42 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 55 constraints, problems are : Problem set: 0 solved, 22 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 1082ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 1082ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/42 places, 23/47 transitions.
Applied a total of 0 rules in 6 ms. Remains 19 /19 variables (removed 0) and now considering 23/23 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1194 ms. Remains : 19/42 places, 23/47 transitions.
Stuttering acceptance computed with spot in 60 ms :[p0]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-03
Stuttering criterion allowed to conclude after 18 steps with 0 reset in 1 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-001B-LTLCardinality-03 finished in 1272 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((G(p0) U p1))||(p0 U X(G(p2)))))'
Support contains 3 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 36 transition count 41
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 36 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 35 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 35 transition count 40
Applied a total of 14 rules in 7 ms. Remains 35 /42 variables (removed 7) and now considering 40/47 (removed 7) transitions.
// Phase 1: matrix 40 rows 35 cols
[2025-06-04 11:00:53] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:53] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-04 11:00:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:53] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-04 11:00:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:53] [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
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:54] [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
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (OVERLAPS) 40/75 variables, 35/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:54] [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
[2025-06-04 11:00:54] [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
[2025-06-04 11:00:54] [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
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:54] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 75/75 variables, and 51 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1179 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 40/75 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 39/90 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:55] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:55] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:55] [INFO ] Deduced a trap along path composed of 9 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:56] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 75/75 variables, and 94 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1879 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3066ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3066ms
Starting structural reductions in LTL mode, iteration 1 : 35/42 places, 40/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3146 ms. Remains : 35/42 places, 40/47 transitions.
Stuttering acceptance computed with spot in 455 ms :[(NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p0), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p0) p1)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-04
Product exploration explored 100000 steps with 242 reset in 155 ms.
Product exploration explored 100000 steps with 228 reset in 131 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT (AND p1 (NOT p0)))), (X (OR (AND p1 p2) (AND p0 p2))), (X p0), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) p0 p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))))), (X (X p2)), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2)))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (OR (AND p1 p2) (AND p0 p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (AND p1 p0 p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 30 factoid took 180 ms. Reduced automaton from 10 states, 34 edges and 3 AP (stutter sensitive) to 10 states, 34 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 378 ms :[(NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p0), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p0) p1)]
Reduction of identical properties reduced properties to check from 17 to 13
RANDOM walk for 40000 steps (90 resets) in 337 ms. (118 steps per ms) remains 4/13 properties
BEST_FIRST walk for 40004 steps (20 resets) in 201 ms. (198 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 94 ms. (421 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (18 resets) in 136 ms. (291 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (18 resets) in 140 ms. (283 steps per ms) remains 4/4 properties
[2025-06-04 11:00:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf4 is UNSAT
Problem apf8 is UNSAT
Problem apf11 is UNSAT
Problem apf14 is UNSAT
After SMT solving in domain Real declared 3/75 variables, and 0 constraints, problems are : Problem set: 4 solved, 0 unsolved in 17 ms.
Refiners :[Positive P Invariants (semi-flows): 0/5 constraints, State Equation: 0/35 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT (AND p1 (NOT p0)))), (X (OR (AND p1 p2) (AND p0 p2))), (X p0), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND (NOT p1) p0 p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2))))), (X (X p2)), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2)))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (OR (AND p1 p2) (AND p0 p2)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (AND p1 p0 p2))), (X (X p0)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) p0 p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X p1)), (G (OR p1 p2 p0)), (G (OR (NOT p1) (NOT p2) p0)), (G (OR p1 (NOT p2) (NOT p0))), (G (OR p1 p2 (NOT p0))), (G (OR p1 (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p0))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT (AND (OR (NOT p1) p2) (OR p2 (NOT p0))))), (F (NOT (AND p1 p2 p0))), (F (NOT (OR p1 p0))), (F (NOT (OR (AND p1 p2) (AND p2 p0)))), (F (NOT (OR p1 (NOT p2) p0))), (F (NOT p2)), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (OR p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 35 factoid took 637 ms. Reduced automaton from 10 states, 34 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Support contains 3 out of 35 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 35/35 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 35 /35 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2025-06-04 11:00:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:59] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-04 11:00:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:00:59] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-04 11:00:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:59] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:59] [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
[2025-06-04 11:00:59] [INFO ] Deduced a trap composed of 16 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:59] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:00:59] [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
[2025-06-04 11:01:00] [INFO ] Deduced a trap composed of 9 places in 24 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (OVERLAPS) 40/75 variables, 35/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:00] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:00] [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
[2025-06-04 11:01:00] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:00] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:00] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 75/75 variables, and 51 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1214 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 40/75 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 39/90 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:01] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:01] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:01] [INFO ] Deduced a trap along path composed of 9 places in 21 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:02] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 75/75 variables, and 94 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1980 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3208ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3209ms
Finished structural reductions in LTL mode , in 1 iterations and 3300 ms. Remains : 35/35 places, 40/40 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p2 p0), (X (AND p2 p0)), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X p0), (X (X (AND p2 p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (OR (NOT p2) p0))), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 12 factoid took 146 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Reduction of identical properties reduced properties to check from 6 to 5
RANDOM walk for 15817 steps (30 resets) in 46 ms. (336 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p2 p0), (X (AND p2 p0)), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND p2 (NOT p0)))), (X p0), (X (X (AND p2 p0))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (OR (NOT p2) p0))), (X (X (NOT (AND p2 (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(F (NOT (OR p0 p2))), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0)), (F (NOT p2)), (F (NOT (OR p0 (NOT p2)))), (F (NOT (AND p0 p2)))]
Knowledge based reduction with 12 factoid took 284 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 152 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 156 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Product exploration explored 100000 steps with 225 reset in 78 ms.
Product exploration explored 100000 steps with 251 reset in 93 ms.
Applying partial POR strategy [true, true, true, false, true]
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p2), (AND p2 (NOT p0)), false, false]
Support contains 3 out of 35 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 35/35 places, 40/40 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 35 transition count 40
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 1 place count 35 transition count 41
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 5 rules applied. Total rules applied 6 place count 35 transition count 41
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 7 place count 34 transition count 40
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 34 transition count 40
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 13 places in 1 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 16 place count 34 transition count 40
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 18 place count 32 transition count 38
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 32 transition count 38
Deduced a syphon composed of 11 places in 0 ms
Applied a total of 20 rules in 13 ms. Remains 32 /35 variables (removed 3) and now considering 38/40 (removed 2) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:04] [INFO ] Redundant transitions in 15 ms returned [37]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT only with invariants) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 36 sub problems to find dead transitions.
// Phase 1: matrix 37 rows 32 cols
[2025-06-04 11:01:04] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (OVERLAPS) 1/32 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 9 places in 22 ms of which 1 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 10 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 10 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:04] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 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
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 3 places in 31 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 6 places in 21 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
Problem TDEAD25 is UNSAT
Problem TDEAD32 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 13/18 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/18 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 37/69 variables, 32/50 constraints. Problems are: Problem set: 12 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 1/51 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 0/51 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 0/69 variables, 0/51 constraints. Problems are: Problem set: 12 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 51 constraints, problems are : Problem set: 12 solved, 24 unsolved in 868 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 12 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 12/32 variables, 5/5 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 14/19 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/19 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 37/69 variables, 32/51 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 24/75 constraints. Problems are: Problem set: 12 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/69 variables, 1/76 constraints. Problems are: Problem set: 12 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:05] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 1/77 constraints. Problems are: Problem set: 12 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:06] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 1/78 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 0/78 constraints. Problems are: Problem set: 12 solved, 24 unsolved
At refinement iteration 10 (OVERLAPS) 0/69 variables, 0/78 constraints. Problems are: Problem set: 12 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 78 constraints, problems are : Problem set: 12 solved, 24 unsolved in 1265 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 24/36 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2142ms problems are : Problem set: 12 solved, 24 unsolved
Search for dead transitions found 12 dead transitions in 2143ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 32/35 places, 25/40 transitions.
Graph (complete) has 70 edges and 32 vertex of which 21 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 6 ms. Remains 21 /32 variables (removed 11) and now considering 25/25 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/35 places, 25/40 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2194 ms. Remains : 21/35 places, 25/40 transitions.
Built C files in :
/tmp/ltsmin15658980619618154703
[2025-06-04 11:01:06] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15658980619618154703
Running compilation step : cd /tmp/ltsmin15658980619618154703;'/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 235 ms.
Running link step : cd /tmp/ltsmin15658980619618154703;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin15658980619618154703;'/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/stateBased16534569899250738884.hoa' '--buchi-type=spotba'
LTSmin run took 1688 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-001B-LTLCardinality-04 finished in 15033 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 36 transition count 41
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 36 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 35 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 35 transition count 40
Applied a total of 14 rules in 2 ms. Remains 35 /42 variables (removed 7) and now considering 40/47 (removed 7) transitions.
// Phase 1: matrix 40 rows 35 cols
[2025-06-04 11:01:08] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:08] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-04 11:01:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:08] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-04 11:01:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [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
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [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
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 18 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (OVERLAPS) 40/75 variables, 35/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [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
[2025-06-04 11:01:09] [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
[2025-06-04 11:01:09] [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
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:09] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 75/75 variables, and 51 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1168 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 40/75 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 39/90 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:10] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:10] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:10] [INFO ] Deduced a trap along path composed of 9 places in 28 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:11] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 75/75 variables, and 94 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1916 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3091ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3092ms
Starting structural reductions in LTL mode, iteration 1 : 35/42 places, 40/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3170 ms. Remains : 35/42 places, 40/47 transitions.
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-07
Product exploration explored 100000 steps with 5392 reset in 99 ms.
Product exploration explored 100000 steps with 5383 reset in 104 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 63 steps (0 resets) in 4 ms. (12 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
[2025-06-04 11:01:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:12] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:12] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-04 11:01:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:12] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-04 11:01:12] [INFO ] Computed and/alt/rep : 39/105/39 causal constraints (skipped 0 transitions) in 2 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:12] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 2 ms to minimize.
[2025-06-04 11:01:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2025-06-04 11:01:12] [INFO ] Added : 38 causal constraints over 8 iterations in 92 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 35 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 35/35 places, 40/40 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 34 transition count 34
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 29 transition count 34
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 10 place count 29 transition count 30
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 18 place count 25 transition count 30
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
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 32 place count 18 transition count 23
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 33 place count 17 transition count 22
Applied a total of 33 rules in 6 ms. Remains 17 /35 variables (removed 18) and now considering 22/40 (removed 18) transitions.
// Phase 1: matrix 22 rows 17 cols
[2025-06-04 11:01:12] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:12] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-04 11:01:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:12] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:12] [INFO ] Redundant transitions in 12 ms returned []
Running 21 sub problems to find dead transitions.
[2025-06-04 11:01:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 22/39 variables, 17/25 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 26 constraints, problems are : Problem set: 0 solved, 21 unsolved in 382 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 22/39 variables, 17/26 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/39 variables, 21/47 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:13] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 50 constraints, problems are : Problem set: 0 solved, 21 unsolved in 550 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 935ms problems are : Problem set: 0 solved, 21 unsolved
Search for dead transitions found 0 dead transitions in 937ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/35 places, 22/40 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1018 ms. Remains : 17/35 places, 22/40 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 136 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 10 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 128 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
[2025-06-04 11:01:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:14] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:14] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-04 11:01:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:14] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:14] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-04 11:01:14] [INFO ] Computed and/alt/rep : 21/58/21 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 11:01:14] [INFO ] Added : 21 causal constraints over 6 iterations in 27 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 86 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25314 reset in 58 ms.
Product exploration explored 100000 steps with 25340 reset in 105 ms.
Built C files in :
/tmp/ltsmin6408156963438406075
[2025-06-04 11:01:14] [INFO ] Computing symmetric may disable matrix : 22 transitions.
[2025-06-04 11:01:14] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:14] [INFO ] Computing symmetric may enable matrix : 22 transitions.
[2025-06-04 11:01:14] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:14] [INFO ] Computing Do-Not-Accords matrix : 22 transitions.
[2025-06-04 11:01:14] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:14] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6408156963438406075
Running compilation step : cd /tmp/ltsmin6408156963438406075;'/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 107 ms.
Running link step : cd /tmp/ltsmin6408156963438406075;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin6408156963438406075;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17687754233878054776.hoa' '--buchi-type=spotba'
LTSmin run took 48 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-001B-LTLCardinality-07 finished in 6263 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 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 41 transition count 41
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 36 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 10 place count 36 transition count 36
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 20 place count 31 transition count 36
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 26 place count 25 transition count 30
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 25 transition count 30
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 32 place count 25 transition count 27
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 38 place count 22 transition count 27
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
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 50 place count 16 transition count 21
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 51 place count 15 transition count 20
Applied a total of 51 rules in 6 ms. Remains 15 /42 variables (removed 27) and now considering 20/47 (removed 27) transitions.
// Phase 1: matrix 20 rows 15 cols
[2025-06-04 11:01:15] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:15] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-04 11:01:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:15] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:15] [INFO ] Redundant transitions in 15 ms returned [19]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 18 sub problems to find dead transitions.
// Phase 1: matrix 19 rows 15 cols
[2025-06-04 11:01:15] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 19/34 variables, 15/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 25 constraints, problems are : Problem set: 0 solved, 18 unsolved in 358 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 19/34 variables, 15/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/34 variables, 18/43 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:15] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/34 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 45 constraints, problems are : Problem set: 0 solved, 18 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 652ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 652ms
Starting structural reductions in SI_LTL mode, iteration 1 : 15/42 places, 19/47 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 19/19 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 742 ms. Remains : 15/42 places, 19/47 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-08
Product exploration explored 100000 steps with 5938 reset in 77 ms.
Product exploration explored 100000 steps with 6031 reset in 80 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 53 steps (1 resets) in 4 ms. (10 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 19/19 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2025-06-04 11:01:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:16] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-04 11:01:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:16] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:16] [INFO ] Redundant transitions in 16 ms returned []
Running 18 sub problems to find dead transitions.
[2025-06-04 11:01:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 19/34 variables, 15/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/34 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 25 constraints, problems are : Problem set: 0 solved, 18 unsolved in 346 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:16] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 19/34 variables, 15/26 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/34 variables, 18/44 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:17] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/34 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:17] [INFO ] Deduced a trap composed of 5 places in 33 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/34 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:17] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/34 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/34 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 47 constraints, problems are : Problem set: 0 solved, 18 unsolved in 511 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 863ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 864ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 942 ms. Remains : 15/15 places, 19/19 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 70 steps (2 resets) in 4 ms. (14 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 6011 reset in 81 ms.
Product exploration explored 100000 steps with 5974 reset in 76 ms.
Built C files in :
/tmp/ltsmin6156549827592181561
[2025-06-04 11:01:18] [INFO ] Computing symmetric may disable matrix : 19 transitions.
[2025-06-04 11:01:18] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:18] [INFO ] Computing symmetric may enable matrix : 19 transitions.
[2025-06-04 11:01:18] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:18] [INFO ] Computing Do-Not-Accords matrix : 19 transitions.
[2025-06-04 11:01:18] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:01:18] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6156549827592181561
Running compilation step : cd /tmp/ltsmin6156549827592181561;'/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 98 ms.
Running link step : cd /tmp/ltsmin6156549827592181561;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin6156549827592181561;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7786136768972564336.hoa' '--buchi-type=spotba'
LTSmin run took 51 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-08 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-001B-LTLCardinality-08 finished in 3303 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G((F(p0)&&F(!p1)))||(F(p0)&&F(!p1)&&X(!p2))))))'
Support contains 5 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 37 transition count 42
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 37 transition count 42
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 36 transition count 41
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 36 transition count 41
Applied a total of 12 rules in 5 ms. Remains 36 /42 variables (removed 6) and now considering 41/47 (removed 6) transitions.
// Phase 1: matrix 41 rows 36 cols
[2025-06-04 11:01:18] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:18] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:01:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:18] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/77 variables, 36/45 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [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
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:18] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 0/77 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 48 constraints, problems are : Problem set: 0 solved, 40 unsolved in 863 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/77 variables, 36/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 40/88 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:19] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:19] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 2/90 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:19] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:19] [INFO ] Deduced a trap along path composed of 9 places in 27 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:20] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:20] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 2 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/77 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:21] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/77 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 0/77 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 95 constraints, problems are : Problem set: 0 solved, 40 unsolved in 2850 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3718ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 3718ms
Starting structural reductions in LTL mode, iteration 1 : 36/42 places, 41/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3796 ms. Remains : 36/42 places, 41/47 transitions.
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-09
Product exploration explored 100000 steps with 6258 reset in 62 ms.
Product exploration explored 100000 steps with 6256 reset in 72 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p0), (X p1), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 p2))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 110 ms. Reduced automaton from 5 states, 9 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
RANDOM walk for 2699 steps (7 resets) in 25 ms. (103 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 p1 p2), (X p0), (X p1), (X (X p2)), (X (X p0)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 p2))), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND p1 p2))), (F (NOT p2)), (F (NOT (OR p0 (NOT p2)))), (F (NOT p0))]
Knowledge based reduction with 8 factoid took 284 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
Stuttering acceptance computed with spot in 235 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
[2025-06-04 11:01:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:23] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:23] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-04 11:01:23] [INFO ] Computed and/alt/rep : 40/106/40 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 11:01:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:23] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-04 11:01:23] [INFO ] Computed and/alt/rep : 40/106/40 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 11:01:23] [INFO ] Added : 30 causal constraints over 6 iterations in 29 ms. Result :sat
Could not prove EG p1
Support contains 5 out of 36 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 36/36 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 36 /36 variables (removed 0) and now considering 41/41 (removed 0) transitions.
[2025-06-04 11:01:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:23] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 11:01:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:23] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 16 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 16 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/77 variables, 36/45 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 18 places in 25 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 0/77 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 48 constraints, problems are : Problem set: 0 solved, 40 unsolved in 892 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/77 variables, 36/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 40/88 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:24] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:25] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 2/90 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:25] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:25] [INFO ] Deduced a trap along path composed of 9 places in 26 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:25] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:26] [INFO ] Deduced a trap composed of 13 places in 36 ms of which 3 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/77 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:26] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 1/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/77 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 14 (OVERLAPS) 0/77 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 95 constraints, problems are : Problem set: 0 solved, 40 unsolved in 2745 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3642ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 3643ms
Finished structural reductions in LTL mode , in 1 iterations and 3712 ms. Remains : 36/36 places, 41/41 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X (X p2)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 p2))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 109 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
RANDOM walk for 1818 steps (4 resets) in 14 ms. (121 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND p0 p2 p1), (X (X p2)), (X (X (NOT (AND (NOT p0) p2)))), (X (X (AND p1 p2))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p2) p0))), (F (NOT p2)), (F (NOT (AND p1 p2))), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 274 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 259 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
Stuttering acceptance computed with spot in 238 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
[2025-06-04 11:01:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:28] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:28] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-04 11:01:28] [INFO ] Computed and/alt/rep : 40/106/40 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 11:01:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:28] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-04 11:01:28] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-04 11:01:28] [INFO ] Computed and/alt/rep : 40/106/40 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 11:01:28] [INFO ] Added : 30 causal constraints over 6 iterations in 29 ms. Result :sat
Could not prove EG p1
Stuttering acceptance computed with spot in 219 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
Product exploration explored 100000 steps with 6249 reset in 63 ms.
Product exploration explored 100000 steps with 6268 reset in 62 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 239 ms :[(OR p1 (AND (NOT p0) p2)), (OR p1 (AND (NOT p0) p2)), (NOT p0), (OR (AND (NOT p0) p2) (AND p1 p2)), p1]
Support contains 5 out of 36 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 36/36 places, 41/41 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 36 transition count 41
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 3 place count 36 transition count 42
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 36 transition count 42
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 35 transition count 41
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 35 transition count 41
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 17 places in 0 ms
Iterating global reduction 1 with 11 rules applied. Total rules applied 20 place count 35 transition count 41
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 25 place count 30 transition count 36
Deduced a syphon composed of 12 places in 0 ms
Iterating global reduction 1 with 5 rules applied. Total rules applied 30 place count 30 transition count 36
Deduced a syphon composed of 12 places in 0 ms
Applied a total of 30 rules in 12 ms. Remains 30 /36 variables (removed 6) and now considering 36/41 (removed 5) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:29] [INFO ] Redundant transitions in 14 ms returned [35]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT only with invariants) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 34 sub problems to find dead transitions.
// Phase 1: matrix 35 rows 30 cols
[2025-06-04 11:01:29] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 34 unsolved
At refinement iteration 1 (OVERLAPS) 1/30 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 34 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 2 ms to minimize.
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 5 places in 18 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Problem TDEAD22 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD30 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 9/14 constraints. Problems are: Problem set: 13 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:29] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/15 constraints. Problems are: Problem set: 13 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:30] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:30] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 2/17 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/17 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 35/65 variables, 30/47 constraints. Problems are: Problem set: 13 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:30] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/65 variables, 1/48 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/48 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/65 variables, 0/48 constraints. Problems are: Problem set: 13 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 48 constraints, problems are : Problem set: 13 solved, 21 unsolved in 870 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 34/34 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 13 solved, 21 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 1 (OVERLAPS) 13/30 variables, 5/5 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 13/18 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/18 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 4 (OVERLAPS) 35/65 variables, 30/48 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/65 variables, 21/69 constraints. Problems are: Problem set: 13 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:30] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/65 variables, 1/70 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/65 variables, 0/70 constraints. Problems are: Problem set: 13 solved, 21 unsolved
At refinement iteration 8 (OVERLAPS) 0/65 variables, 0/70 constraints. Problems are: Problem set: 13 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 70 constraints, problems are : Problem set: 13 solved, 21 unsolved in 727 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 21/34 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1603ms problems are : Problem set: 13 solved, 21 unsolved
Search for dead transitions found 13 dead transitions in 1603ms
Found 13 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 13 transitions
Dead transitions reduction (with SMT) removed 13 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 30/36 places, 22/41 transitions.
Graph (complete) has 68 edges and 30 vertex of which 18 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 18 /30 variables (removed 12) and now considering 22/22 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/36 places, 22/41 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1639 ms. Remains : 18/36 places, 22/41 transitions.
Built C files in :
/tmp/ltsmin11894506825072020861
[2025-06-04 11:01:31] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11894506825072020861
Running compilation step : cd /tmp/ltsmin11894506825072020861;'/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 123 ms.
Running link step : cd /tmp/ltsmin11894506825072020861;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin11894506825072020861;'/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/stateBased1812631041040342484.hoa' '--buchi-type=spotba'
LTSmin run took 115 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-001B-LTLCardinality-09 finished in 13068 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((X(X(X(X(p0))))||(!p1 U (G(!p1)||(!p1&&G(!p2)))))))'
Support contains 5 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 38 transition count 43
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 38 transition count 43
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 37 transition count 42
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 37 transition count 42
Applied a total of 10 rules in 3 ms. Remains 37 /42 variables (removed 5) and now considering 42/47 (removed 5) transitions.
// Phase 1: matrix 42 rows 37 cols
[2025-06-04 11:01:31] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:31] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-04 11:01:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:31] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 41 sub problems to find dead transitions.
[2025-06-04 11:01:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (OVERLAPS) 1/37 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:31] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:31] [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
[2025-06-04 11:01:31] [INFO ] Deduced a trap composed of 17 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:31] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:31] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:31] [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
[2025-06-04 11:01:31] [INFO ] Deduced a trap composed of 9 places in 26 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (OVERLAPS) 42/79 variables, 37/49 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:32] [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
[2025-06-04 11:01:32] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:32] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:32] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 53 constraints, problems are : Problem set: 0 solved, 41 unsolved in 1353 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (OVERLAPS) 1/37 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:32] [INFO ] Deduced a trap composed of 19 places in 23 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (OVERLAPS) 42/79 variables, 37/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 41/95 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:33] [INFO ] Deduced a trap along path composed of 3 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:33] [INFO ] Deduced a trap along path composed of 10 places in 25 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:33] [INFO ] Deduced a trap along path composed of 10 places in 22 ms of which 1 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/79 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 98 constraints, problems are : Problem set: 0 solved, 41 unsolved in 2179 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 3536ms problems are : Problem set: 0 solved, 41 unsolved
Search for dead transitions found 0 dead transitions in 3537ms
Starting structural reductions in LTL mode, iteration 1 : 37/42 places, 42/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3603 ms. Remains : 37/42 places, 42/47 transitions.
Stuttering acceptance computed with spot in 901 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-10
Product exploration explored 100000 steps with 14261 reset in 76 ms.
Product exploration explored 100000 steps with 14283 reset in 81 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X p2), (X (NOT (AND (NOT p2) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 203 ms. Reduced automaton from 20 states, 52 edges and 3 AP (stutter sensitive) to 20 states, 52 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 903 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
RANDOM walk for 15172 steps (38 resets) in 64 ms. (233 steps per ms) remains 0/19 properties
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X p2), (X (NOT (AND (NOT p2) p1))), (X (AND p2 (NOT p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND p2 (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F p0), (F (NOT (AND (NOT p1) p2 (NOT p0)))), (F (NOT (OR p2 p0))), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT p2)), (F p1), (F (NOT (OR p1 (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (OR p1 p2))), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR p1 p2 p0))), (F (NOT (OR (NOT p1) p2 p0)))]
Knowledge based reduction with 13 factoid took 1046 ms. Reduced automaton from 20 states, 52 edges and 3 AP (stutter sensitive) to 20 states, 52 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 866 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Stuttering acceptance computed with spot in 832 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Support contains 5 out of 37 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 37/37 places, 42/42 transitions.
Applied a total of 0 rules in 1 ms. Remains 37 /37 variables (removed 0) and now considering 42/42 (removed 0) transitions.
[2025-06-04 11:01:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:40] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 11:01:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:40] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Running 41 sub problems to find dead transitions.
[2025-06-04 11:01:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (OVERLAPS) 1/37 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [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
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 17 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 17 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [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
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 9 places in 35 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (OVERLAPS) 42/79 variables, 37/49 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 14 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:41] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 53 constraints, problems are : Problem set: 0 solved, 41 unsolved in 1367 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 1 (OVERLAPS) 1/37 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:41] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 5 (OVERLAPS) 42/79 variables, 37/54 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 41/95 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:41] [INFO ] Deduced a trap along path composed of 3 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:41] [INFO ] Deduced a trap along path composed of 10 places in 27 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 2/97 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 41 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:42] [INFO ] Deduced a trap along path composed of 10 places in 26 ms of which 1 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/79 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/79 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
At refinement iteration 11 (OVERLAPS) 0/79 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 41 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 98 constraints, problems are : Problem set: 0 solved, 41 unsolved in 2192 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 37/37 constraints, PredecessorRefiner: 41/41 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 3566ms problems are : Problem set: 0 solved, 41 unsolved
Search for dead transitions found 0 dead transitions in 3566ms
Finished structural reductions in LTL mode , in 1 iterations and 3633 ms. Remains : 37/37 places, 42/42 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 205 ms. Reduced automaton from 20 states, 52 edges and 3 AP (stutter sensitive) to 20 states, 52 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 869 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
RANDOM walk for 12201 steps (23 resets) in 51 ms. (234 steps per ms) remains 0/19 properties
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X p2), (X (AND (NOT p1) p2)), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) (NOT p2) (NOT p0)))), (F (NOT (AND p2 (NOT p0)))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR p1 p2 (NOT p0)))), (F (NOT (OR (NOT p1) (NOT p2)))), (F (NOT (OR (NOT p1) (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F p0), (F (NOT (AND (NOT p1) p2 (NOT p0)))), (F (NOT (OR p2 p0))), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT p2)), (F p1), (F (NOT (OR p1 (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2))), (F (NOT (OR p1 p2))), (F (NOT (AND (NOT p1) p2))), (F (NOT (OR p1 p2 p0))), (F (NOT (OR (NOT p1) p2 p0)))]
Knowledge based reduction with 13 factoid took 1055 ms. Reduced automaton from 20 states, 52 edges and 3 AP (stutter sensitive) to 20 states, 52 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 853 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Stuttering acceptance computed with spot in 860 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Stuttering acceptance computed with spot in 915 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Product exploration explored 100000 steps with 14291 reset in 76 ms.
Product exploration explored 100000 steps with 14292 reset in 86 ms.
Applying partial POR strategy [false, false, false, false, false, false, true, true, false, false, false, false, false, false, true, true, true, true, true, true]
Stuttering acceptance computed with spot in 895 ms :[(AND (NOT p0) p1), (NOT p0), (AND (NOT p0) p1 p2), (AND (NOT p0) p1), (NOT p0), (NOT p0), (NOT p0), true, (AND (NOT p0) p2 p1), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND (NOT p0) p1 p2), (AND (NOT p0) p2), (AND (NOT p0) p1), (AND p1 p2 (NOT p0)), (AND p2 (NOT p0)), (AND (NOT p0) p1), p2, (AND p0 p1), (AND p2 p1 p0)]
Support contains 5 out of 37 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 37/37 places, 42/42 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 37 transition count 42
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 3 Pre rules applied. Total rules applied 4 place count 37 transition count 43
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 7 place count 37 transition count 43
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 36 transition count 42
Deduced a syphon composed of 6 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 36 transition count 42
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 16 places in 0 ms
Iterating global reduction 1 with 10 rules applied. Total rules applied 19 place count 36 transition count 42
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 25 place count 30 transition count 36
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 6 rules applied. Total rules applied 31 place count 30 transition count 36
Deduced a syphon composed of 10 places in 0 ms
Applied a total of 31 rules in 14 ms. Remains 30 /37 variables (removed 7) and now considering 36/42 (removed 6) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:49] [INFO ] Redundant transitions in 0 ms returned []
Running 35 sub problems to find dead transitions.
// Phase 1: matrix 36 rows 30 cols
[2025-06-04 11:01:49] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 1/30 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 35 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 9 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 9 places in 25 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 10 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 3 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
Problem TDEAD8 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 1 ms to minimize.
Problem TDEAD15 is UNSAT
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Problem TDEAD24 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
Problem TDEAD30 is UNSAT
Problem TDEAD32 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 8/13 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/13 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 36/66 variables, 30/43 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 0/43 constraints. Problems are: Problem set: 11 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:50] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/66 variables, 1/44 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 0/44 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 8 (OVERLAPS) 0/66 variables, 0/44 constraints. Problems are: Problem set: 11 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Real declared 66/66 variables, and 44 constraints, problems are : Problem set: 11 solved, 24 unsolved in 728 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 11 solved, 24 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 11/30 variables, 5/5 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 9/14 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/14 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 4 (OVERLAPS) 36/66 variables, 30/44 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/66 variables, 24/68 constraints. Problems are: Problem set: 11 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:50] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/66 variables, 1/69 constraints. Problems are: Problem set: 11 solved, 24 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:50] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/66 variables, 1/70 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/66 variables, 0/70 constraints. Problems are: Problem set: 11 solved, 24 unsolved
At refinement iteration 9 (OVERLAPS) 0/66 variables, 0/70 constraints. Problems are: Problem set: 11 solved, 24 unsolved
No progress, stopping.
After SMT solving in domain Int declared 66/66 variables, and 70 constraints, problems are : Problem set: 11 solved, 24 unsolved in 923 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 24/35 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1658ms problems are : Problem set: 11 solved, 24 unsolved
Search for dead transitions found 11 dead transitions in 1658ms
Found 11 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 11 transitions
Dead transitions reduction (with SMT) removed 11 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 30/37 places, 25/42 transitions.
Graph (complete) has 75 edges and 30 vertex of which 20 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 20 /30 variables (removed 10) and now considering 25/25 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/37 places, 25/42 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1681 ms. Remains : 20/37 places, 25/42 transitions.
Built C files in :
/tmp/ltsmin3215359719079480905
[2025-06-04 11:01:51] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3215359719079480905
Running compilation step : cd /tmp/ltsmin3215359719079480905;'/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 111 ms.
Running link step : cd /tmp/ltsmin3215359719079480905;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin3215359719079480905;'/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/stateBased15190277864412169896.hoa' '--buchi-type=spotba'
LTSmin run took 130 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-10 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-001B-LTLCardinality-10 finished in 20212 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(p0))))'
Support contains 2 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 36 transition count 41
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 36 transition count 41
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 35 transition count 40
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 35 transition count 40
Applied a total of 14 rules in 2 ms. Remains 35 /42 variables (removed 7) and now considering 40/47 (removed 7) transitions.
// Phase 1: matrix 40 rows 35 cols
[2025-06-04 11:01:51] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:51] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-04 11:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:51] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 39 sub problems to find dead transitions.
[2025-06-04 11:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:51] [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
[2025-06-04 11:01:51] [INFO ] Deduced a trap composed of 16 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:51] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:51] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 4/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [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
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (OVERLAPS) 40/75 variables, 35/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 4/50 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:52] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/75 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 75/75 variables, and 51 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1167 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/35 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/35 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 40/75 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 39/90 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:53] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:53] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:53] [INFO ] Deduced a trap along path composed of 9 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:53] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/75 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/75 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 75/75 variables, and 94 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1924 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 35/35 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 3095ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 3095ms
Starting structural reductions in LTL mode, iteration 1 : 35/42 places, 40/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3161 ms. Remains : 35/42 places, 40/47 transitions.
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 49 ms.
Product exploration explored 100000 steps with 33333 reset in 42 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVs-PT-001B-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVs-PT-001B-LTLCardinality-12 finished in 3421 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 42 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 41 transition count 41
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 36 transition count 41
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 10 place count 36 transition count 36
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 20 place count 31 transition count 36
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 25 place count 26 transition count 31
Iterating global reduction 2 with 5 rules applied. Total rules applied 30 place count 26 transition count 31
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 30 place count 26 transition count 29
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 34 place count 24 transition count 29
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
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 46 place count 18 transition count 23
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 47 place count 17 transition count 22
Applied a total of 47 rules in 6 ms. Remains 17 /42 variables (removed 25) and now considering 22/47 (removed 25) transitions.
// Phase 1: matrix 22 rows 17 cols
[2025-06-04 11:01:55] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:55] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:01:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:55] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:55] [INFO ] Redundant transitions in 15 ms returned []
Running 21 sub problems to find dead transitions.
[2025-06-04 11:01:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:55] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:55] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1/17 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:55] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:55] [INFO ] Deduced a trap 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
[2025-06-04 11:01:55] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:55] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (OVERLAPS) 22/39 variables, 17/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/39 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 28 constraints, problems are : Problem set: 0 solved, 21 unsolved in 482 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 21 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/16 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 3 (OVERLAPS) 1/17 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 6 (OVERLAPS) 22/39 variables, 17/28 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 21/49 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 21 unsolved
At refinement iteration 9 (OVERLAPS) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 21 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 49 constraints, problems are : Problem set: 0 solved, 21 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 17/17 constraints, PredecessorRefiner: 21/21 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 754ms problems are : Problem set: 0 solved, 21 unsolved
Search for dead transitions found 0 dead transitions in 755ms
Starting structural reductions in SI_LTL mode, iteration 1 : 17/42 places, 22/47 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 842 ms. Remains : 17/42 places, 22/47 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-14
Stuttering criterion allowed to conclude after 101 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-001B-LTLCardinality-14 finished in 895 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 3 out of 42 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 42/42 places, 47/47 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 36 transition count 41
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 36 transition count 41
Applied a total of 12 rules in 2 ms. Remains 36 /42 variables (removed 6) and now considering 41/47 (removed 6) transitions.
// Phase 1: matrix 41 rows 36 cols
[2025-06-04 11:01:55] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:55] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-04 11:01:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:56] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [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
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 16 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 17 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [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
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 18 places in 27 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/77 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/77 variables, 4/51 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:56] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (OVERLAPS) 0/77 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 52 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1083 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (OVERLAPS) 1/36 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (OVERLAPS) 41/77 variables, 36/53 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 40/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [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
[2025-06-04 11:01:57] [INFO ] Deduced a trap composed of 9 places in 28 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 3/96 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [INFO ] Deduced a trap along path composed of 7 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [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
[2025-06-04 11:01:57] [INFO ] Deduced a trap along path composed of 9 places in 25 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 3/99 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:58] [INFO ] Deduced a trap composed of 14 places in 34 ms of which 2 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/77 variables, 1/100 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/77 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 0/77 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 100 constraints, problems are : Problem set: 0 solved, 40 unsolved in 2258 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 36/36 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 16/16 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 3346ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 3346ms
Starting structural reductions in LTL mode, iteration 1 : 36/42 places, 41/47 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3416 ms. Remains : 36/42 places, 41/47 transitions.
Stuttering acceptance computed with spot in 97 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-001B-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-001B-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-001B-LTLCardinality-15 finished in 3531 ms.
All properties solved by simple procedures.
Total runtime 80416 ms.

BK_STOP 1749034919507

--------------------
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="ShieldRVs-PT-001B"
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 ShieldRVs-PT-001B, 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-174901993500011"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-001B.tgz
mv ShieldRVs-PT-001B 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 ;