Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993500019.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-002A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993500019
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K 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 135K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K 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-002A-LTLCardinality-00
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-01
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-02
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-03
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-04
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-05
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-06
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-07
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-08
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-09
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-10
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-11
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-12
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-13
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-14
FORMULA_NAME ShieldRVs-PT-002A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749034893052

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-002A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-04 11:01:34] [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 11:01:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 11:01:34] [INFO ] Load time of PNML (sax parser for PT used): 44 ms
[2025-06-04 11:01:34] [INFO ] Transformed 31 places.
[2025-06-04 11:01:34] [INFO ] Transformed 41 transitions.
[2025-06-04 11:01:34] [INFO ] Found NUPN structural information;
[2025-06-04 11:01:34] [INFO ] Parsed PT model containing 31 places and 41 transitions and 184 arcs in 136 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 2 formulas.
FORMULA ShieldRVs-PT-002A-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA ShieldRVs-PT-002A-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-002A-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 14 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 11 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2025-06-04 11:01:34] [INFO ] Computed 9 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:34] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-06-04 11:01:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:34] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:01:35] [INFO ] Deduced a trap composed of 8 places in 51 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:35] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:35] [INFO ] Deduced a trap composed of 7 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 11:01:35] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:35] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:35] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:01:35] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:35] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1208 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:01:36] [INFO ] Deduced a trap composed of 7 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 11:01:36] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:36] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1554 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2803ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2814ms
Finished structural reductions in LTL mode , in 1 iterations and 3122 ms. Remains : 31/31 places, 41/41 transitions.
Support contains 14 out of 31 places after structural reductions.
[2025-06-04 11:01:38] [INFO ] Flatten gal took : 22 ms
[2025-06-04 11:01:38] [INFO ] Flatten gal took : 9 ms
[2025-06-04 11:01:38] [INFO ] Input system was already deterministic with 41 transitions.
RANDOM walk for 40000 steps (998 resets) in 668 ms. (59 steps per ms) remains 1/11 properties
BEST_FIRST walk for 40002 steps (250 resets) in 171 ms. (232 steps per ms) remains 1/1 properties
[2025-06-04 11:01:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Real declared 5/72 variables, and 3 constraints, problems are : Problem set: 1 solved, 0 unsolved in 20 ms.
Refiners :[Domain max(s): 2/31 constraints, Positive P Invariants (semi-flows): 1/9 constraints, State Equation: 0/31 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 25ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((X(X(G(p0)))||(p0&&G(p1)))))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
[2025-06-04 11:01:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:38] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 11:01:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:38] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:01:38] [INFO ] Deduced a trap composed of 8 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 11:01:39] [INFO ] Deduced a trap composed of 7 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 11:01:39] [INFO ] Deduced a trap composed of 7 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 11:01:39] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:39] [INFO ] Deduced a trap composed of 7 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 11:01:39] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:01:39] [INFO ] Deduced a trap composed of 12 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:39] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 951 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:01:40] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:40] [INFO ] Deduced a trap composed of 7 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 8 places in 26 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1450 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2415ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2415ms
Finished structural reductions in LTL mode , in 1 iterations and 2492 ms. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 524 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-04
Product exploration explored 100000 steps with 2529 reset in 228 ms.
Product exploration explored 100000 steps with 2528 reset in 188 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 96 ms. Reduced automaton from 9 states, 17 edges and 2 AP (stutter sensitive) to 9 states, 17 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 394 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (1026 resets) in 185 ms. (215 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40002 steps (365 resets) in 170 ms. (233 steps per ms) remains 1/1 properties
[2025-06-04 11:01:42] [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, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 27/31 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 27/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 41/72 variables, 31/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/72 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/72 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 71 constraints, problems are : Problem set: 0 solved, 1 unsolved in 43 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 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, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Int declared 31/72 variables, and 13 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Domain max(s): 4/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 0/31 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 6 factoid took 286 ms. Reduced automaton from 9 states, 17 edges and 2 AP (stutter sensitive) to 9 states, 16 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 365 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 379 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
[2025-06-04 11:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:43] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:43] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-04 11:01:43] [INFO ] Computed and/alt/rep : 29/130/29 causal constraints (skipped 11 transitions) in 3 ms.
[2025-06-04 11:01:43] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 0 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
[2025-06-04 11:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:43] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:44] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:01:44] [INFO ] Deduced a trap composed of 8 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 11:01:44] [INFO ] Deduced a trap composed of 7 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 11:01:44] [INFO ] Deduced a trap composed of 7 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 11:01:44] [INFO ] Deduced a trap composed of 7 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 11:01:44] [INFO ] Deduced a trap composed of 7 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 11:01:44] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:01:44] [INFO ] Deduced a trap composed of 12 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 11:01:44] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 900 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:01:45] [INFO ] Deduced a trap composed of 7 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 11:01:45] [INFO ] Deduced a trap composed of 7 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 11:01:45] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1431 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2350ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2350ms
Finished structural reductions in LTL mode , in 1 iterations and 2426 ms. Remains : 31/31 places, 41/41 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 90 ms. Reduced automaton from 9 states, 16 edges and 2 AP (stutter sensitive) to 9 states, 16 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 356 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 66 steps (0 resets) in 4 ms. (13 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT (OR (NOT p0) (NOT p1))))), (X (X (AND p0 p1))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 5 factoid took 206 ms. Reduced automaton from 9 states, 16 edges and 2 AP (stutter sensitive) to 9 states, 16 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 362 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 344 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
[2025-06-04 11:01:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:01:47] [INFO ] [Real]Absence check using 9 positive place invariants in 1 ms returned sat
[2025-06-04 11:01:47] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-04 11:01:47] [INFO ] Computed and/alt/rep : 29/130/29 causal constraints (skipped 11 transitions) in 2 ms.
[2025-06-04 11:01:47] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 347 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 2522 reset in 129 ms.
Product exploration explored 100000 steps with 2527 reset in 235 ms.
Applying partial POR strategy [false, false, false, false, false, true, true, false, true]
Stuttering acceptance computed with spot in 351 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 9 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:01:49] [INFO ] Redundant transitions in 20 ms returned [15]
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 39 sub problems to find dead transitions.
// Phase 1: matrix 40 rows 31 cols
[2025-06-04 11:01:49] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:01:49] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 7 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 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 12 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 11:01:49] [INFO ] Deduced a trap composed of 7 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 11:01:49] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:49] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 40/71 variables, 31/79 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 11:01:49] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 1/80 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 11:01:49] [INFO ] Deduced a trap composed of 7 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 11:01:49] [INFO ] Deduced a trap composed of 12 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 11:01:49] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 3/83 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 11:01:50] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 11 (OVERLAPS) 0/71 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 71/71 variables, and 84 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1277 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 13/13 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 13/53 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 40/71 variables, 31/84 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 39/123 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 11:01:50] [INFO ] Deduced a trap composed of 7 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 11:01:50] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 10 (OVERLAPS) 0/71 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 71/71 variables, and 125 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1452 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2740ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 2741ms
Starting structural reductions in SI_LTL mode, iteration 1 : 31/31 places, 40/41 transitions.
Applied a total of 0 rules in 5 ms. Remains 31 /31 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2794 ms. Remains : 31/31 places, 40/41 transitions.
Built C files in :
/tmp/ltsmin2029594772203851440
[2025-06-04 11:01:51] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2029594772203851440
Running compilation step : cd /tmp/ltsmin2029594772203851440;'/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 225 ms.
Running link step : cd /tmp/ltsmin2029594772203851440;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin2029594772203851440;'/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/stateBased2247223965887453623.hoa' '--buchi-type=spotba'
LTSmin run took 1860 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-002A-LTLCardinality-04 finished in 15457 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2025-06-04 11:01:54] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:01:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:01:54] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:01:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:01:54] [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 11:01:54] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:54] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:54] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:54] [INFO ] Deduced a trap composed of 7 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 11:01:54] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:01:54] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:54] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 957 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:01:55] [INFO ] Deduced a trap composed of 7 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 11:01:55] [INFO ] Deduced a trap composed of 7 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 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1424 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2396ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2397ms
Finished structural reductions in LTL mode , in 1 iterations and 2476 ms. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 144 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-05 finished in 2636 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((F(p1)&&p0))))'
Support contains 4 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
[2025-06-04 11:01:56] [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 in 32 ms returned []
[2025-06-04 11:01:56] [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 42 ms returned []
Implicit Place search using SMT with State Equation took 89 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:57] [INFO ] Deduced a trap composed of 7 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 11:01:57] [INFO ] Deduced a trap composed of 7 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 11:01:57] [INFO ] Deduced a trap composed of 7 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 11:01:57] [INFO ] Deduced a trap composed of 7 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 11:01:57] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 12 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 11:01:57] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 927 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 7 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 11:01:58] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:01:58] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1467 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2409ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2410ms
Finished structural reductions in LTL mode , in 1 iterations and 2500 ms. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 124 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-08
Product exploration explored 100000 steps with 14211 reset in 122 ms.
Product exploration explored 100000 steps with 14205 reset in 123 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p1))), (X (X (AND p0 (NOT p1)))), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 82 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p1))), (X (X (AND p0 (NOT p1)))), (X (X p0))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 7 factoid took 132 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 137 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-04 11:02:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:02:00] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2025-06-04 11:02:00] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-06-04 11:02:00] [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 11:02:00] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2025-06-04 11:02:00] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-04 11:02:00] [INFO ] Computed and/alt/rep : 29/130/29 causal constraints (skipped 11 transitions) in 2 ms.
[2025-06-04 11:02:00] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 31 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 14 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2025-06-04 11:02:00] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:00] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-04 11:02:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:00] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:02:00] [INFO ] Redundant transitions in 20 ms returned [12]
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 38 sub problems to find dead transitions.
// Phase 1: matrix 39 rows 30 cols
[2025-06-04 11:02:00] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:00] [INFO ] Deduced a trap composed of 8 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 11:02:00] [INFO ] Deduced a trap composed of 7 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:00] [INFO ] Deduced a trap composed of 7 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 11:02:00] [INFO ] Deduced a trap composed of 7 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 11:02:00] [INFO ] Deduced a trap composed of 11 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 11:02:00] [INFO ] Deduced a trap composed of 11 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 11:02:00] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:00] [INFO ] Deduced a trap composed of 6 places in 20 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 8/47 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:01] [INFO ] Deduced a trap composed of 8 places in 24 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 39/69 variables, 30/78 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:01] [INFO ] Deduced a trap composed of 7 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 11:02:01] [INFO ] Deduced a trap composed of 11 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:01] [INFO ] Deduced a trap composed of 11 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 11:02:01] [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 11:02:01] [INFO ] Deduced a trap composed of 11 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 11:02:01] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 6/84 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:01] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:01] [INFO ] Deduced a trap composed of 7 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 11:02:01] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/69 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 11 (OVERLAPS) 0/69 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 87 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1357 ms.
Refiners :[Domain max(s): 30/30 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 39/69 variables, 30/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 38/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/69 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 125 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1159 ms.
Refiners :[Domain max(s): 30/30 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2524ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 2525ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2657 ms. Remains : 30/31 places, 39/41 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p1), (X p1), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 127 ms :[(NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X p1), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 3 states, 5 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), (NOT p1)]
[2025-06-04 11:02:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:02:03] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2025-06-04 11:02:03] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-04 11:02:03] [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 11:02:03] [INFO ] [Nat]Absence check using 9 positive place invariants in 1 ms returned sat
[2025-06-04 11:02:03] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-04 11:02:03] [INFO ] Computed and/alt/rep : 29/143/29 causal constraints (skipped 9 transitions) in 3 ms.
[2025-06-04 11:02:03] [INFO ] Added : 21 causal constraints over 5 iterations in 30 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 117 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 14266 reset in 85 ms.
Product exploration explored 100000 steps with 14276 reset in 217 ms.
Built C files in :
/tmp/ltsmin6710595833493572570
[2025-06-04 11:02:04] [INFO ] Computing symmetric may disable matrix : 39 transitions.
[2025-06-04 11:02:04] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:02:04] [INFO ] Computing symmetric may enable matrix : 39 transitions.
[2025-06-04 11:02:04] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:02:04] [INFO ] Computing Do-Not-Accords matrix : 39 transitions.
[2025-06-04 11:02:04] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:02:04] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6710595833493572570
Running compilation step : cd /tmp/ltsmin6710595833493572570;'/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 133 ms.
Running link step : cd /tmp/ltsmin6710595833493572570;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin6710595833493572570;'/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/stateBased4367482232475236327.hoa' '--buchi-type=spotba'
LTSmin run took 51 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-08 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-002A-LTLCardinality-08 finished in 7715 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(p0)&&(F(p1)||(p2 U G(!p0))))))))'
Support contains 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2025-06-04 11:02:04] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:04] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-04 11:02:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:04] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:02:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:02:04] [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 11:02:04] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:04] [INFO ] Deduced a trap composed of 7 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 11:02:04] [INFO ] Deduced a trap composed of 7 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 11:02:04] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:04] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:02:04] [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 11:02:05] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 938 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:02:05] [INFO ] Deduced a trap composed of 7 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 11:02:05] [INFO ] Deduced a trap composed of 7 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 11:02:05] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1479 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2428ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2428ms
Finished structural reductions in LTL mode , in 1 iterations and 2509 ms. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 363 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p0), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-09
Stuttering criterion allowed to conclude after 53 steps with 1 reset in 1 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-09 finished in 2896 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 3 out of 31 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 40
Applied a total of 2 rules in 7 ms. Remains 30 /31 variables (removed 1) and now considering 40/41 (removed 1) transitions.
// Phase 1: matrix 40 rows 30 cols
[2025-06-04 11:02:07] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:07] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-04 11:02:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:07] [INFO ] Implicit Places using invariants and state equation in 36 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 11:02:07] [INFO ] Redundant transitions in 19 ms returned [12]
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 38 sub problems to find dead transitions.
// Phase 1: matrix 39 rows 30 cols
[2025-06-04 11:02:07] [INFO ] Computed 9 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:07] [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 11:02:07] [INFO ] Deduced a trap composed of 7 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 11:02:07] [INFO ] Deduced a trap composed of 7 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 11:02:07] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:07] [INFO ] Deduced a trap composed of 11 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 11:02:07] [INFO ] Deduced a trap composed of 11 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 11:02:07] [INFO ] Deduced a trap composed of 7 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 11:02:07] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 8/47 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:07] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (OVERLAPS) 39/69 variables, 30/78 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:08] [INFO ] Deduced a trap composed of 7 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 11:02:08] [INFO ] Deduced a trap composed of 11 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 11:02:08] [INFO ] Deduced a trap composed of 11 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 11:02:08] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:08] [INFO ] Deduced a trap composed of 11 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 11:02:08] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 6/84 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:08] [INFO ] Deduced a trap composed of 8 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 11:02:08] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:08] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/69 variables, 3/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/69 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 11 (OVERLAPS) 0/69 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 69/69 variables, and 87 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1343 ms.
Refiners :[Domain max(s): 30/30 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/30 variables, 9/38 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 18/57 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (OVERLAPS) 39/69 variables, 30/87 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/69 variables, 38/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/69 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/69 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 69/69 variables, and 125 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1136 ms.
Refiners :[Domain max(s): 30/30 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2488ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 2488ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/31 places, 39/41 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 39/39 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2597 ms. Remains : 30/31 places, 39/41 transitions.
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-10
Stuttering criterion allowed to conclude after 38 steps with 0 reset in 1 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-10 finished in 2663 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 out of 31 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 31/31 places, 41/41 transitions.
Applied a total of 0 rules in 1 ms. Remains 31 /31 variables (removed 0) and now considering 41/41 (removed 0) transitions.
// Phase 1: matrix 41 rows 31 cols
[2025-06-04 11:02:10] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:10] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-04 11:02:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:02:10] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 40 sub problems to find dead transitions.
[2025-06-04 11:02:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 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 11:02:10] [INFO ] Deduced a trap composed of 8 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 11:02:10] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:10] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:10] [INFO ] Deduced a trap composed of 7 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 11:02:10] [INFO ] Deduced a trap composed of 7 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 11:02:10] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 6/46 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 11:02:10] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:02:10] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 2/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 79 constraints, problems are : Problem set: 0 solved, 40 unsolved in 916 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 8/8 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) 0/30 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/30 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 1/31 variables, 9/39 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 8/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (OVERLAPS) 41/72 variables, 31/79 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/72 variables, 40/119 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 11:02:11] [INFO ] Deduced a trap composed of 7 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 11:02:11] [INFO ] Deduced a trap composed of 7 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 11:02:11] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 3/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (OVERLAPS) 0/72 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 122 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1451 ms.
Refiners :[Domain max(s): 31/31 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 31/31 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2376ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2376ms
Finished structural reductions in LTL mode , in 1 iterations and 2460 ms. Remains : 31/31 places, 41/41 transitions.
Stuttering acceptance computed with spot in 94 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-002A-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-002A-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-002A-LTLCardinality-11 finished in 2567 ms.
All properties solved by simple procedures.
Total runtime 38320 ms.

BK_STOP 1749034932637

--------------------
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-002A"
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-002A, 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-174901993500019"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-002A.tgz
mv ShieldRVs-PT-002A 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 ;