Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993900220.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldRVt-PT-003B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993900220
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 37K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K 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 36K May 29 14:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-00
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-01
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-02
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-03
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-04
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-05
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-06
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-07
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-08
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-09
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-10
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-11
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-12
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-13
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-14
FORMULA_NAME ShieldRVt-PT-003B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749096491873

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-003B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 04:08:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 04:08:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 04:08:13] [INFO ] Load time of PNML (sax parser for PT used): 70 ms
[2025-06-05 04:08:13] [INFO ] Transformed 153 places.
[2025-06-05 04:08:13] [INFO ] Transformed 153 transitions.
[2025-06-05 04:08:13] [INFO ] Found NUPN structural information;
[2025-06-05 04:08:13] [INFO ] Parsed PT model containing 153 places and 153 transitions and 360 arcs in 169 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Support contains 47 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 153/153 transitions.
Discarding 23 places :
Symmetric choice reduction at 0 with 23 rule applications. Total rules 23 place count 130 transition count 130
Iterating global reduction 0 with 23 rules applied. Total rules applied 46 place count 130 transition count 130
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 129 transition count 129
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 129 transition count 129
Applied a total of 48 rules in 28 ms. Remains 129 /153 variables (removed 24) and now considering 129/153 (removed 24) transitions.
// Phase 1: matrix 129 rows 129 cols
[2025-06-05 04:08:13] [INFO ] Computed 13 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:08:13] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-05 04:08:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:08:13] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 346 ms to find 0 implicit places.
Running 128 sub problems to find dead transitions.
[2025-06-05 04:08:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 1 (OVERLAPS) 1/129 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:14] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 20 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 20 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 19 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 22 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 23 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:15] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 4 (OVERLAPS) 129/258 variables, 129/155 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:17] [INFO ] Deduced a trap along path composed of 7 places in 34 ms of which 9 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 1/156 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 0/156 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:19] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/258 variables, 1/157 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:22] [INFO ] Deduced a trap along path composed of 6 places in 36 ms of which 2 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/258 variables, 1/158 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/258 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:23] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 6 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/258 variables, 1/159 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/258 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 13 (OVERLAPS) 0/258 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 128 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 159 constraints, problems are : Problem set: 0 solved, 128 unsolved in 12817 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 129/129 constraints, PredecessorRefiner: 128/128 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 1 (OVERLAPS) 1/129 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/129 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/129 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 4 (OVERLAPS) 129/258 variables, 129/156 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 128/284 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:27] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:27] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 26 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 25 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:28] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 12/296 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 29 places in 56 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:29] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:30] [INFO ] Deduced a trap composed of 21 places in 57 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:30] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:30] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:30] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/258 variables, 12/308 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:31] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:32] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:32] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/258 variables, 2/311 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/258 variables, 3/314 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:34] [INFO ] Deduced a trap composed of 18 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:35] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:35] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:35] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/258 variables, 4/318 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:37] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:38] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/258 variables, 2/320 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:42] [INFO ] Deduced a trap along path composed of 8 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:42] [INFO ] Deduced a trap along path composed of 7 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:42] [INFO ] Deduced a trap along path composed of 8 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:43] [INFO ] Deduced a trap along path composed of 7 places in 18 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/258 variables, 4/324 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:45] [INFO ] Deduced a trap composed of 25 places in 40 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/258 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 128 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/258 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 128 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 325 constraints, problems are : Problem set: 0 solved, 128 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 129/129 constraints, PredecessorRefiner: 128/128 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 7/7 constraints]
After SMT, in 42869ms problems are : Problem set: 0 solved, 128 unsolved
Search for dead transitions found 0 dead transitions in 42881ms
Starting structural reductions in LTL mode, iteration 1 : 129/153 places, 129/153 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43283 ms. Remains : 129/153 places, 129/153 transitions.
Support contains 47 out of 129 places after structural reductions.
[2025-06-05 04:08:56] [INFO ] Flatten gal took : 45 ms
[2025-06-05 04:08:56] [INFO ] Flatten gal took : 15 ms
[2025-06-05 04:08:56] [INFO ] Input system was already deterministic with 129 transitions.
RANDOM walk for 40000 steps (10 resets) in 790 ms. (50 steps per ms) remains 2/42 properties
BEST_FIRST walk for 40004 steps (8 resets) in 197 ms. (202 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (9 resets) in 107 ms. (370 steps per ms) remains 1/2 properties
[2025-06-05 04:08:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp27 is UNSAT
After SMT solving in domain Real declared 57/258 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 6/13 constraints, State Equation: 0/129 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 48ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 16 simplifications.
Computed a total of 38 stabilizing places and 38 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(p1)&&p0)))))'
Support contains 4 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 10 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:08:58] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:08:58] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-05 04:08:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:08:58] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:08:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:59] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:59] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:59] [INFO ] Deduced a trap composed of 22 places in 41 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:08:59] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:01] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:01] [INFO ] Deduced a trap along path composed of 7 places in 37 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:02] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:02] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 2/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (OVERLAPS) 0/238 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 140 constraints, problems are : Problem set: 0 solved, 118 unsolved in 6692 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/254 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:05] [INFO ] Deduced a trap composed of 20 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:05] [INFO ] Deduced a trap composed of 21 places in 95 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:05] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:05] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 19 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 8/262 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 23 places in 60 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:06] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:07] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:07] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 6/268 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:07] [INFO ] Deduced a trap composed of 17 places in 74 ms of which 13 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:08] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:08] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 2/271 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:09] [INFO ] Deduced a trap composed of 24 places in 52 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 4/276 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:11] [INFO ] Deduced a trap along path composed of 7 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:12] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:12] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:12] [INFO ] Deduced a trap along path composed of 6 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:12] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:12] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 6/282 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 14 (OVERLAPS) 0/238 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 238/238 variables, and 282 constraints, problems are : Problem set: 0 solved, 118 unsolved in 19144 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 22/22 constraints, Known Traps Along Path: 10/10 constraints]
After SMT, in 25887ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 25889ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 26034 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 320 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-00 finished in 26414 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p0)||(F((G(p1)||G(p2))) U p3))))'
Support contains 4 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 128 transition count 95
Reduce places removed 33 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 34 rules applied. Total rules applied 67 place count 95 transition count 94
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 68 place count 94 transition count 94
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 18 Pre rules applied. Total rules applied 68 place count 94 transition count 76
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 104 place count 76 transition count 76
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 111 place count 69 transition count 69
Iterating global reduction 3 with 7 rules applied. Total rules applied 118 place count 69 transition count 69
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 118 place count 69 transition count 65
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 126 place count 65 transition count 65
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 172 place count 42 transition count 42
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 173 place count 42 transition count 41
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 4 with 2 rules applied. Total rules applied 175 place count 41 transition count 40
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 189 place count 34 transition count 45
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 190 place count 33 transition count 44
Applied a total of 190 rules in 54 ms. Remains 33 /129 variables (removed 96) and now considering 44/129 (removed 85) transitions.
// Phase 1: matrix 44 rows 33 cols
[2025-06-05 04:09:24] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:24] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 04:09:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:24] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-05 04:09:24] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:09:24] [INFO ] Redundant transitions in 0 ms returned []
Running 42 sub problems to find dead transitions.
[2025-06-05 04:09:24] [INFO ] Invariant cache hit.
[2025-06-05 04:09:24] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (OVERLAPS) 2/33 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (OVERLAPS) 43/76 variables, 33/46 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 7 (OVERLAPS) 1/77 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 9 (OVERLAPS) 0/77 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Real declared 77/77 variables, and 55 constraints, problems are : Problem set: 0 solved, 42 unsolved in 799 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 33/33 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 42 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 2 (OVERLAPS) 2/33 variables, 5/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 4 (OVERLAPS) 43/76 variables, 33/46 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/76 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/76 variables, 42/96 constraints. Problems are: Problem set: 0 solved, 42 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:25] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/76 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/76 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 9 (OVERLAPS) 1/77 variables, 1/98 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 42 unsolved
At refinement iteration 11 (OVERLAPS) 0/77 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 42 unsolved
No progress, stopping.
After SMT solving in domain Int declared 77/77 variables, and 98 constraints, problems are : Problem set: 0 solved, 42 unsolved in 1512 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 33/33 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2355ms problems are : Problem set: 0 solved, 42 unsolved
Search for dead transitions found 0 dead transitions in 2356ms
Starting structural reductions in SI_LTL mode, iteration 1 : 33/129 places, 44/129 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2520 ms. Remains : 33/129 places, 44/129 transitions.
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p2)), (NOT p3), (AND (NOT p1) (NOT p2) (NOT p0) p3)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-01
Stuttering criterion allowed to conclude after 7 steps with 2 reset in 1 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-01 finished in 2695 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0)&&(F(p1) U G(p2))) U X(p3))))'
Support contains 4 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 7 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:09:27] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:27] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-05 04:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:27] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:28] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:28] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:28] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:29] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:30] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 2/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:31] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (OVERLAPS) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 138 constraints, problems are : Problem set: 0 solved, 118 unsolved in 5794 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/253 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:33] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:33] [INFO ] Deduced a trap composed of 22 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:33] [INFO ] Deduced a trap composed of 23 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:34] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 10/263 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 11 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 12 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:35] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 8/271 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:36] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:36] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 2/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:37] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:37] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 2/275 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:38] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 3/279 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:40] [INFO ] Deduced a trap along path composed of 7 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:40] [INFO ] Deduced a trap along path composed of 6 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:40] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:40] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:40] [INFO ] Deduced a trap along path 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
[2025-06-05 04:09:41] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:41] [INFO ] Deduced a trap along path composed of 6 places in 18 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 7/286 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 14 (OVERLAPS) 0/238 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 238/238 variables, and 286 constraints, problems are : Problem set: 0 solved, 118 unsolved in 15390 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 10/10 constraints]
After SMT, in 21215ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 21216ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 21379 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 307 ms :[(NOT p3), (NOT p3), (NOT p3), (AND (NOT p0) (NOT p3)), (AND p2 (NOT p1) (NOT p3)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-02
Stuttering criterion allowed to conclude after 2220 steps with 11 reset in 17 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-02 finished in 21750 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F((p1&&F(p2))))))'
Support contains 4 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 3 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:09:48] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:49] [INFO ] Implicit Places using invariants in 343 ms returned []
[2025-06-05 04:09:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:09:49] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 408 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:09:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:50] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:50] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:50] [INFO ] Deduced a trap composed of 18 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:50] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:51] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:51] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:53] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/238 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (OVERLAPS) 0/238 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 139 constraints, problems are : Problem set: 0 solved, 118 unsolved in 6217 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/255 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 22 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 26 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 22 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:56] [INFO ] Deduced a trap composed of 20 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 11/266 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 26 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:57] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 4/270 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:58] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:58] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:58] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 3/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:09:59] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 1/274 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 2/276 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:01] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:01] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:01] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 3/279 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:03] [INFO ] Deduced a trap along path composed of 7 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:03] [INFO ] Deduced a trap along path composed of 6 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 6 places in 14 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:04] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:06] [INFO ] Deduced a trap composed of 26 places in 52 ms of which 7 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 15 (OVERLAPS) 0/238 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 238/238 variables, and 288 constraints, problems are : Problem set: 0 solved, 118 unsolved in 24048 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 10/10 constraints]
After SMT, in 30282ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 30282ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30695 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 142 ms.
Product exploration explored 100000 steps with 50000 reset in 188 ms.
Computed a total of 34 stabilizing places and 34 stable transitions
Computed a total of 34 stabilizing places and 34 stable transitions
Detected a total of 34/119 stabilizing places and 34/119 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X p2), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (NOT (AND p1 (NOT p2))))), (X (X p2)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 39 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-003B-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-003B-LTLFireability-03 finished in 31366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 0 with 37 rules applied. Total rules applied 37 place count 128 transition count 91
Reduce places removed 37 places and 0 transitions.
Iterating post reduction 1 with 37 rules applied. Total rules applied 74 place count 91 transition count 91
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 74 place count 91 transition count 73
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 110 place count 73 transition count 73
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 116 place count 67 transition count 67
Iterating global reduction 2 with 6 rules applied. Total rules applied 122 place count 67 transition count 67
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 122 place count 67 transition count 63
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 130 place count 63 transition count 63
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 182 place count 37 transition count 37
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 183 place count 37 transition count 36
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 185 place count 36 transition count 35
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 201 place count 28 transition count 42
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 203 place count 26 transition count 40
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 204 place count 25 transition count 40
Applied a total of 204 rules in 30 ms. Remains 25 /129 variables (removed 104) and now considering 40/129 (removed 89) transitions.
// Phase 1: matrix 40 rows 25 cols
[2025-06-05 04:10:20] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:20] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-05 04:10:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:20] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:10:20] [INFO ] Redundant transitions in 0 ms returned []
Running 36 sub problems to find dead transitions.
[2025-06-05 04:10:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 39/64 variables, 25/37 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 0/64 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 64/65 variables, and 37 constraints, problems are : Problem set: 0 solved, 36 unsolved in 496 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 39/64 variables, 25/37 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/64 variables, 36/73 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 0/64 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 64/65 variables, and 73 constraints, problems are : Problem set: 0 solved, 36 unsolved in 429 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 962ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 962ms
Starting structural reductions in SI_LTL mode, iteration 1 : 25/129 places, 40/129 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1121 ms. Remains : 25/129 places, 40/129 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-04 finished in 1183 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F(p1))))'
Support contains 6 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 128 transition count 97
Reduce places removed 31 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 32 rules applied. Total rules applied 63 place count 97 transition count 96
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 64 place count 96 transition count 96
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 18 Pre rules applied. Total rules applied 64 place count 96 transition count 78
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 3 with 36 rules applied. Total rules applied 100 place count 78 transition count 78
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 107 place count 71 transition count 71
Iterating global reduction 3 with 7 rules applied. Total rules applied 114 place count 71 transition count 71
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 114 place count 71 transition count 68
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 120 place count 68 transition count 68
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 3 with 52 rules applied. Total rules applied 172 place count 42 transition count 42
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 173 place count 42 transition count 41
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 4 with 2 rules applied. Total rules applied 175 place count 41 transition count 40
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 187 place count 35 transition count 44
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 189 place count 33 transition count 42
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 190 place count 32 transition count 42
Applied a total of 190 rules in 25 ms. Remains 32 /129 variables (removed 97) and now considering 42/129 (removed 87) transitions.
// Phase 1: matrix 42 rows 32 cols
[2025-06-05 04:10:21] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:21] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-05 04:10:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:22] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-05 04:10:22] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 511 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:10:22] [INFO ] Redundant transitions in 1 ms returned []
Running 39 sub problems to find dead transitions.
[2025-06-05 04:10:22] [INFO ] Invariant cache hit.
[2025-06-05 04:10:22] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (OVERLAPS) 3/32 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 42/74 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:22] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/74 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 74/74 variables, and 47 constraints, problems are : Problem set: 0 solved, 39 unsolved in 717 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 32/32 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 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) 0/29 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (OVERLAPS) 3/32 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (OVERLAPS) 42/74 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/74 variables, 2/46 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/74 variables, 39/85 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/74 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/74 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/74 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 74/74 variables, and 86 constraints, problems are : Problem set: 0 solved, 39 unsolved in 651 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 32/32 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1380ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 1380ms
Starting structural reductions in SI_LTL mode, iteration 1 : 32/129 places, 42/129 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1931 ms. Remains : 32/129 places, 42/129 transitions.
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-05
Stuttering criterion allowed to conclude after 670 steps with 2 reset in 3 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-05 finished in 2073 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((((X(p0)&&(p1 U p2)) U X((p3&&X(p4)))) U (p0&&((X(p0)&&(p1 U p2)) U X((p3&&X(p4))))))))'
Support contains 7 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 5 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:10:23] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:23] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-05 04:10:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:23] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:10:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:24] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:24] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:24] [INFO ] Deduced a trap composed of 22 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:25] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:26] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 2/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/238 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 137 constraints, problems are : Problem set: 0 solved, 118 unsolved in 4546 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/253 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:28] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:28] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:28] [INFO ] Deduced a trap composed of 31 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 24 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:29] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 13/266 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:30] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:30] [INFO ] Deduced a trap composed of 22 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:30] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:30] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:31] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:31] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:31] [INFO ] Deduced a trap composed of 22 places in 183 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 4/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 2/275 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:33] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:33] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:33] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 3/278 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:34] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:34] [INFO ] Deduced a trap composed of 24 places in 32 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 2/280 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:36] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:40] [INFO ] Deduced a trap along path composed of 8 places in 41 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:40] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:40] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:40] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:41] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:10:41] [INFO ] Deduced a trap along path composed of 7 places in 19 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 6/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 15 (OVERLAPS) 0/238 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 238/238 variables, and 287 constraints, problems are : Problem set: 0 solved, 118 unsolved in 26288 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 30840ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 30840ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30964 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 681 ms :[(OR (NOT p3) (NOT p0) (NOT p4)), (OR (NOT p3) (NOT p0) (NOT p4)), (OR (NOT p3) (NOT p4)), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p4))), (OR (AND p1 (NOT p2) (NOT p3)) (AND p1 (NOT p2) (NOT p4)) (AND p0 (NOT p2) (NOT p3)) (AND p0 (NOT p2) (NOT p4))), (OR (NOT p4) (NOT p3)), true, (NOT p4), (NOT p2), (AND (NOT p2) (NOT p4)), (NOT p4), (NOT p4), (OR (AND p1 (NOT p2) (NOT p4)) (AND p0 (NOT p2) (NOT p4)))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-06
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-06 finished in 31676 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 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 0 with 37 rules applied. Total rules applied 37 place count 129 transition count 92
Reduce places removed 37 places and 0 transitions.
Iterating post reduction 1 with 37 rules applied. Total rules applied 74 place count 92 transition count 92
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 18 Pre rules applied. Total rules applied 74 place count 92 transition count 74
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 110 place count 74 transition count 74
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 117 place count 67 transition count 67
Iterating global reduction 2 with 7 rules applied. Total rules applied 124 place count 67 transition count 67
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 124 place count 67 transition count 63
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 132 place count 63 transition count 63
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 0 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 188 place count 35 transition count 35
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 189 place count 35 transition count 34
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 191 place count 34 transition count 33
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -7
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 207 place count 26 transition count 40
Applied a total of 207 rules in 25 ms. Remains 26 /129 variables (removed 103) and now considering 40/129 (removed 89) transitions.
// Phase 1: matrix 40 rows 26 cols
[2025-06-05 04:10:55] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:55] [INFO ] Implicit Places using invariants in 43 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/129 places, 40/129 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 71 ms. Remains : 25/129 places, 40/129 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-07
Product exploration explored 100000 steps with 211 reset in 200 ms.
Product exploration explored 100000 steps with 233 reset in 310 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/25 stabilizing places and 1/40 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 108 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 25 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 152 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
// Phase 1: matrix 40 rows 25 cols
[2025-06-05 04:10:56] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 04:10:56] [INFO ] [Real]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-05 04:10:56] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-05 04:10:56] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-05 04:10:56] [INFO ] [Real]Added 26 Read/Feed constraints in 34 ms returned sat
[2025-06-05 04:10:56] [INFO ] Computed and/alt/rep : 31/255/31 causal constraints (skipped 8 transitions) in 5 ms.
[2025-06-05 04:10:56] [INFO ] Added : 0 causal constraints over 0 iterations in 18 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 40/40 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 40/40 (removed 0) transitions.
[2025-06-05 04:10:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:56] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-05 04:10:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:10:56] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-05 04:10:56] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:10:56] [INFO ] Redundant transitions in 0 ms returned []
Running 39 sub problems to find dead transitions.
[2025-06-05 04:10:56] [INFO ] Invariant cache hit.
[2025-06-05 04:10:56] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 39/64 variables, 25/37 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 25/62 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (OVERLAPS) 1/65 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/65 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (OVERLAPS) 0/65 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Real declared 65/65 variables, and 63 constraints, problems are : Problem set: 0 solved, 39 unsolved in 732 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 25/25 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 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) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 1 (OVERLAPS) 1/25 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 3 (OVERLAPS) 39/64 variables, 25/37 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/64 variables, 25/62 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/64 variables, 39/101 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/64 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 7 (OVERLAPS) 1/65 variables, 1/102 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/65 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 39 unsolved
At refinement iteration 9 (OVERLAPS) 0/65 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 39 unsolved
No progress, stopping.
After SMT solving in domain Int declared 65/65 variables, and 102 constraints, problems are : Problem set: 0 solved, 39 unsolved in 1681 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 25/25 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 39/39 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2449ms problems are : Problem set: 0 solved, 39 unsolved
Search for dead transitions found 0 dead transitions in 2450ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 2569 ms. Remains : 25/25 places, 40/40 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/25 stabilizing places and 1/40 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 75 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 102 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2025-06-05 04:10:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 04:10:59] [INFO ] [Real]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-05 04:10:59] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-05 04:10:59] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-05 04:10:59] [INFO ] [Real]Added 26 Read/Feed constraints in 2 ms returned sat
[2025-06-05 04:10:59] [INFO ] Computed and/alt/rep : 31/255/31 causal constraints (skipped 8 transitions) in 6 ms.
[2025-06-05 04:10:59] [INFO ] Added : 0 causal constraints over 0 iterations in 15 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 24 ms :[(NOT p0)]
Product exploration explored 100000 steps with 239 reset in 181 ms.
Product exploration explored 100000 steps with 229 reset in 160 ms.
Built C files in :
/tmp/ltsmin2703825906652065534
[2025-06-05 04:10:59] [INFO ] Computing symmetric may disable matrix : 40 transitions.
[2025-06-05 04:10:59] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:10:59] [INFO ] Computing symmetric may enable matrix : 40 transitions.
[2025-06-05 04:10:59] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:10:59] [INFO ] Computing Do-Not-Accords matrix : 40 transitions.
[2025-06-05 04:10:59] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:10:59] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2703825906652065534
Running compilation step : cd /tmp/ltsmin2703825906652065534;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 257 ms.
Running link step : cd /tmp/ltsmin2703825906652065534;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 36 ms.
Running LTSmin : cd /tmp/ltsmin2703825906652065534;'/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/stateBased17931010977434230320.hoa' '--buchi-type=spotba'
LTSmin run took 351 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-003B-LTLFireability-07 finished in 5171 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 0 with 35 rules applied. Total rules applied 35 place count 128 transition count 93
Reduce places removed 35 places and 0 transitions.
Iterating post reduction 1 with 35 rules applied. Total rules applied 70 place count 93 transition count 93
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 70 place count 93 transition count 76
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 104 place count 76 transition count 76
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 111 place count 69 transition count 69
Iterating global reduction 2 with 7 rules applied. Total rules applied 118 place count 69 transition count 69
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 118 place count 69 transition count 65
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 126 place count 65 transition count 65
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 0 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 2 with 52 rules applied. Total rules applied 178 place count 39 transition count 39
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 179 place count 39 transition count 38
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 181 place count 38 transition count 37
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 195 place count 31 transition count 42
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 196 place count 31 transition count 42
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 198 place count 29 transition count 40
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 199 place count 28 transition count 40
Applied a total of 199 rules in 18 ms. Remains 28 /129 variables (removed 101) and now considering 40/129 (removed 89) transitions.
// Phase 1: matrix 40 rows 28 cols
[2025-06-05 04:11:00] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:00] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 04:11:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:00] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:11:00] [INFO ] Redundant transitions in 0 ms returned []
Running 36 sub problems to find dead transitions.
[2025-06-05 04:11:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 39/67 variables, 28/40 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (OVERLAPS) 0/67 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Real declared 67/68 variables, and 40 constraints, problems are : Problem set: 0 solved, 36 unsolved in 548 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 36 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 2 (OVERLAPS) 39/67 variables, 28/40 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/67 variables, 36/76 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 36 unsolved
At refinement iteration 5 (OVERLAPS) 0/67 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 36 unsolved
No progress, stopping.
After SMT solving in domain Int declared 67/68 variables, and 76 constraints, problems are : Problem set: 0 solved, 36 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 36/36 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 996ms problems are : Problem set: 0 solved, 36 unsolved
Search for dead transitions found 0 dead transitions in 996ms
Starting structural reductions in SI_LTL mode, iteration 1 : 28/129 places, 40/129 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1102 ms. Remains : 28/129 places, 40/129 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-08 finished in 1167 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((p0 U (G(p0)||(p0&&G(p1)))))||G(p2)||(p2&&F(G(!p0)))))'
Support contains 3 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 3 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:11:01] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:01] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-05 04:11:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:01] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:11:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:02] [INFO ] Deduced a trap composed of 20 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:02] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:02] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:02] [INFO ] Deduced a trap composed of 25 places in 25 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:04] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:05] [INFO ] Deduced a trap along path composed of 7 places in 15 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (OVERLAPS) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 138 constraints, problems are : Problem set: 0 solved, 118 unsolved in 5502 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:07] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (OVERLAPS) 119/238 variables, 119/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 118/255 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 21 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:08] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 9/264 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 23 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:09] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 6/270 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:10] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:10] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:10] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:10] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:10] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 5/275 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:11] [INFO ] Deduced a trap composed of 22 places in 196 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:11] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:11] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:11] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 4/279 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:12] [INFO ] Deduced a trap composed of 18 places in 80 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:12] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 2/281 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:13] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 2/284 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:16] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:16] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:16] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:17] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 4 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 4/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/238 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 16 (OVERLAPS) 0/238 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Int declared 238/238 variables, and 288 constraints, problems are : Problem set: 0 solved, 118 unsolved in 17888 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 23418ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 23419ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 23550 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 456 ms :[(AND (NOT p0) (NOT p2)), (NOT p0), false, true, (AND (NOT p0) (NOT p1)), p0, false, false, (AND p0 (NOT p2)), false, (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-09
Product exploration explored 100000 steps with 25 reset in 141 ms.
Product exploration explored 100000 steps with 19 reset in 208 ms.
Computed a total of 34 stabilizing places and 34 stable transitions
Computed a total of 34 stabilizing places and 34 stable transitions
Detected a total of 34/119 stabilizing places and 34/119 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (NOT (AND (NOT p2) p0 p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND p2 p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (AND p2 (NOT p0))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND p2 (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (AND p2 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 31 factoid took 266 ms. Reduced automaton from 13 states, 43 edges and 3 AP (stutter sensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p2) p0), p0]
RANDOM walk for 483 steps (0 resets) in 14 ms. (32 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (NOT (AND (NOT p2) p0 p1))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT (AND p2 p0 p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p2 p0 (NOT p1)))), (X (AND p2 (NOT p0))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p2) p0 (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p0) p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p2 (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) p0 p1)))), (X (X (NOT (AND p0 p1)))), (X (X (AND p2 (NOT p0) p1))), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT (AND p2 p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p2 p0 (NOT p1))))), (X (X (AND p2 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : [(F (NOT p2)), (F p0)]
Knowledge based reduction with 31 factoid took 401 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p2) p0), p0]
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p2) p0), p0]
Support contains 2 out of 119 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 : 119/119 places, 119/119 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 118 transition count 88
Reduce places removed 30 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 31 rules applied. Total rules applied 61 place count 88 transition count 87
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 62 place count 87 transition count 87
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 23 Pre rules applied. Total rules applied 62 place count 87 transition count 64
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 108 place count 64 transition count 64
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 46 rules applied. Total rules applied 154 place count 41 transition count 41
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 155 place count 41 transition count 40
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 4 with 2 rules applied. Total rules applied 157 place count 40 transition count 39
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 171 place count 33 transition count 44
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 173 place count 31 transition count 42
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 174 place count 30 transition count 42
Applied a total of 174 rules in 11 ms. Remains 30 /119 variables (removed 89) and now considering 42/119 (removed 77) transitions.
// Phase 1: matrix 42 rows 30 cols
[2025-06-05 04:11:26] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:26] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 04:11:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:26] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-06-05 04:11:26] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 107 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 04:11:26] [INFO ] Redundant transitions in 0 ms returned []
Running 40 sub problems to find dead transitions.
[2025-06-05 04:11:26] [INFO ] Invariant cache hit.
[2025-06-05 04:11:26] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 2/30 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/71 variables, 30/42 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 7 (OVERLAPS) 1/72 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/72 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 0/72 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Real declared 72/72 variables, and 53 constraints, problems are : Problem set: 0 solved, 40 unsolved in 736 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 30/30 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 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) 0/28 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/28 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 2 (OVERLAPS) 2/30 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/30 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 4 (OVERLAPS) 41/71 variables, 30/42 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/71 variables, 10/52 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/71 variables, 40/92 constraints. Problems are: Problem set: 0 solved, 40 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:28] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:28] [INFO ] Deduced a trap along path composed of 2 places in 15 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:28] [INFO ] Deduced a trap along path composed of 2 places in 13 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:28] [INFO ] Deduced a trap along path composed of 2 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:28] [INFO ] Deduced a trap along path composed of 2 places in 14 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/71 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 0/93 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 9 (OVERLAPS) 1/72 variables, 1/94 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/72 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/72 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 40 unsolved
At refinement iteration 12 (OVERLAPS) 0/72 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 40 unsolved
No progress, stopping.
After SMT solving in domain Int declared 72/72 variables, and 98 constraints, problems are : Problem set: 0 solved, 40 unsolved in 1324 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 30/30 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 40/40 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 2086ms problems are : Problem set: 0 solved, 40 unsolved
Search for dead transitions found 0 dead transitions in 2086ms
Starting structural reductions in SI_LTL mode, iteration 1 : 30/119 places, 42/119 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2209 ms. Remains : 30/119 places, 42/119 transitions.
Computed a total of 4 stabilizing places and 4 stable transitions
Computed a total of 4 stabilizing places and 4 stable transitions
Detected a total of 4/30 stabilizing places and 4/42 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p2 (NOT p0)), (X p2), (X (X p2)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 4 factoid took 189 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p2) p0), p0]
RANDOM walk for 108 steps (0 resets) in 5 ms. (18 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p2 (NOT p0)), (X p2), (X (X p2)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p2)), (F p0)]
Knowledge based reduction with 4 factoid took 205 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p2) p0), p0]
Stuttering acceptance computed with spot in 61 ms :[(AND (NOT p2) p0), p0]
Stuttering acceptance computed with spot in 60 ms :[(AND (NOT p2) p0), p0]
Product exploration explored 100000 steps with 173 reset in 224 ms.
Product exploration explored 100000 steps with 168 reset in 174 ms.
Built C files in :
/tmp/ltsmin896998876399403573
[2025-06-05 04:11:30] [INFO ] Computing symmetric may disable matrix : 42 transitions.
[2025-06-05 04:11:30] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:11:30] [INFO ] Computing symmetric may enable matrix : 42 transitions.
[2025-06-05 04:11:30] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:11:30] [INFO ] Computing Do-Not-Accords matrix : 42 transitions.
[2025-06-05 04:11:30] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 04:11:30] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin896998876399403573
Running compilation step : cd /tmp/ltsmin896998876399403573;'/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 167 ms.
Running link step : cd /tmp/ltsmin896998876399403573;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin896998876399403573;'/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/stateBased7862350010936360783.hoa' '--buchi-type=spotba'
LTSmin run took 1024 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-09 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-003B-LTLFireability-09 finished in 29831 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) U p1)))'
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 2 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:11:31] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:31] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 04:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:11:31] [INFO ] Implicit Places using invariants and state equation in 82 ms returned []
Implicit Place search using SMT with State Equation took 159 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:11:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:32] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:32] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:32] [INFO ] Deduced a trap composed of 21 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:32] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:33] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:35] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:36] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 3 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/238 variables, 1/139 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:38] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 0 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/238 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 12 (OVERLAPS) 0/238 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 140 constraints, problems are : Problem set: 0 solved, 118 unsolved in 8898 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/255 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 11 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:41] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 10/265 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:42] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 5/270 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:43] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:43] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 2/272 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:44] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 1/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:45] [INFO ] Deduced a trap composed of 16 places in 44 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 1/274 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 3/277 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:47] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:47] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:49] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:51] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/238 variables, 1/281 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:53] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 5 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/238 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:59] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:59] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:59] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:11:59] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:00] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/238 variables, 5/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/238 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 287 constraints, problems are : Problem set: 0 solved, 118 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 8/8 constraints]
After SMT, in 38945ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 38946ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 39107 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-10 finished in 39214 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F((X(X(p0))&&F(p1)))||(p2 U (p3||G(p2))))))'
Support contains 3 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 4 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:12:10] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:12:10] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-05 04:12:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:12:10] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:12:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:11] [INFO ] Deduced a trap composed of 20 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:11] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:11] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:13] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:13] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 2/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 7 (OVERLAPS) 0/238 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 137 constraints, problems are : Problem set: 0 solved, 118 unsolved in 4715 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/135 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 118/253 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 20 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 21 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 18 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 8/261 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:16] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 22 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:17] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 7/268 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:18] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:18] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:18] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 3/271 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 2/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:19] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:20] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 2/275 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 9 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 8 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:21] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:22] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:22] [INFO ] Deduced a trap along path composed of 6 places in 32 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:23] [INFO ] Deduced a trap along path composed of 14 places in 26 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 9/284 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:25] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:26] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 2/286 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 0/286 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:32] [INFO ] Deduced a trap composed of 22 places in 49 ms of which 3 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/238 variables, 1/287 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:35] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/238 variables, 1/288 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:41] [INFO ] Deduced a trap along path composed of 7 places in 31 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/238 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 289 constraints, problems are : Problem set: 0 solved, 118 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 15/15 constraints]
After SMT, in 34739ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 34739ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34884 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-11
Stuttering criterion allowed to conclude after 2698 steps with 11 reset in 4 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-11 finished in 35158 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(p1))))'
Support contains 3 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 118 transition count 118
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 118 transition count 118
Applied a total of 22 rules in 2 ms. Remains 118 /129 variables (removed 11) and now considering 118/129 (removed 11) transitions.
// Phase 1: matrix 118 rows 118 cols
[2025-06-05 04:12:45] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:12:45] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-05 04:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:12:45] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Running 117 sub problems to find dead transitions.
[2025-06-05 04:12:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:46] [INFO ] Deduced a trap composed of 20 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:46] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:46] [INFO ] Deduced a trap composed of 22 places in 39 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:48] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:48] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 2/136 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:49] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (OVERLAPS) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 137 constraints, problems are : Problem set: 0 solved, 117 unsolved in 5276 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 117/251 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:51] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:51] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:51] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 10/261 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:52] [INFO ] Deduced a trap composed of 23 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:53] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:53] [INFO ] Deduced a trap composed of 24 places in 99 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 4/265 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:53] [INFO ] Deduced a trap composed of 23 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:53] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:53] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:54] [INFO ] Deduced a trap composed of 24 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:54] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:54] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 6/271 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:54] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 3/275 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:56] [INFO ] Deduced a trap composed of 22 places in 52 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:57] [INFO ] Deduced a trap composed of 16 places in 37 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 1/277 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:59] [INFO ] Deduced a trap along path composed of 6 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:59] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:12:59] [INFO ] Deduced a trap along path composed of 7 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:00] [INFO ] Deduced a trap along path composed of 6 places in 29 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:00] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/236 variables, 5/282 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:04] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:04] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 2/284 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:15] [INFO ] Deduced a trap along path composed of 6 places in 29 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/236 variables, 1/285 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 285 constraints, problems are : Problem set: 0 solved, 117 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 35315ms problems are : Problem set: 0 solved, 117 unsolved
Search for dead transitions found 0 dead transitions in 35316ms
Starting structural reductions in LTL mode, iteration 1 : 118/129 places, 118/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35451 ms. Remains : 118/129 places, 118/129 transitions.
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-12 finished in 35582 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0) U p1)))'
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 118 transition count 118
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 118 transition count 118
Applied a total of 22 rules in 2 ms. Remains 118 /129 variables (removed 11) and now considering 118/129 (removed 11) transitions.
[2025-06-05 04:13:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:13:21] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-05 04:13:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:13:21] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 117 sub problems to find dead transitions.
[2025-06-05 04:13:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:22] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:22] [INFO ] Deduced a trap composed of 21 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:22] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:23] [INFO ] Deduced a trap along path composed of 7 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:23] [INFO ] Deduced a trap along path composed of 7 places in 42 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 2/136 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:24] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (OVERLAPS) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 137 constraints, problems are : Problem set: 0 solved, 117 unsolved in 5331 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 117/251 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 18 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:27] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 10/261 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 23 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:28] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 4/265 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 23 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:29] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 6/271 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:30] [INFO ] Deduced a trap composed of 23 places in 39 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 3/275 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:31] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:33] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 1/277 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:35] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:35] [INFO ] Deduced a trap along path composed of 7 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:35] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:35] [INFO ] Deduced a trap along path composed of 6 places in 34 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:36] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/236 variables, 5/282 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:39] [INFO ] Deduced a trap along path composed of 7 places in 15 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:40] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 2/284 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:51] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/236 variables, 1/285 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 285 constraints, problems are : Problem set: 0 solved, 117 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 35358ms problems are : Problem set: 0 solved, 117 unsolved
Search for dead transitions found 0 dead transitions in 35358ms
Starting structural reductions in LTL mode, iteration 1 : 118/129 places, 118/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35492 ms. Remains : 118/129 places, 118/129 transitions.
Stuttering acceptance computed with spot in 106 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 57 ms.
Product exploration explored 100000 steps with 50000 reset in 62 ms.
Computed a total of 34 stabilizing places and 34 stable transitions
Computed a total of 34 stabilizing places and 34 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVt-PT-003B-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-003B-LTLFireability-13 finished in 35751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Support contains 2 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 118 transition count 118
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 118 transition count 118
Applied a total of 22 rules in 3 ms. Remains 118 /129 variables (removed 11) and now considering 118/129 (removed 11) transitions.
[2025-06-05 04:13:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:13:57] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-05 04:13:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:13:57] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 148 ms to find 0 implicit places.
Running 117 sub problems to find dead transitions.
[2025-06-05 04:13:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:58] [INFO ] Deduced a trap composed of 20 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:58] [INFO ] Deduced a trap composed of 21 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:58] [INFO ] Deduced a trap composed of 22 places in 35 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:59] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:13:59] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 2/136 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:00] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (OVERLAPS) 0/236 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 236/236 variables, and 137 constraints, problems are : Problem set: 0 solved, 117 unsolved in 5325 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (OVERLAPS) 1/118 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/118 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/118 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (OVERLAPS) 118/236 variables, 118/134 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/236 variables, 117/251 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 22 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:03] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 10/261 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:04] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:04] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:04] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:04] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 4/265 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:04] [INFO ] Deduced a trap composed of 23 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:05] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:05] [INFO ] Deduced a trap composed of 23 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:05] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:05] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:05] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 6/271 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:06] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 3/275 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:07] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 1/276 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:08] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 1/277 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:10] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:10] [INFO ] Deduced a trap along path composed of 7 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:11] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:11] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:11] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/236 variables, 5/282 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:15] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:15] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/236 variables, 2/284 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:27] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/236 variables, 1/285 constraints. Problems are: Problem set: 0 solved, 117 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 236/236 variables, and 285 constraints, problems are : Problem set: 0 solved, 117 unsolved in 30007 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 118/118 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 35339ms problems are : Problem set: 0 solved, 117 unsolved
Search for dead transitions found 0 dead transitions in 35340ms
Starting structural reductions in LTL mode, iteration 1 : 118/129 places, 118/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35491 ms. Remains : 118/129 places, 118/129 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-14
Entered a terminal (fully accepting) state of product in 626 steps with 0 reset in 2 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-14 finished in 35609 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 U X((p1&&F(p2))))))))'
Support contains 3 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 129/129 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 119 transition count 119
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 119 transition count 119
Applied a total of 20 rules in 3 ms. Remains 119 /129 variables (removed 10) and now considering 119/129 (removed 10) transitions.
// Phase 1: matrix 119 rows 119 cols
[2025-06-05 04:14:32] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:14:32] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-05 04:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 04:14:32] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 118 sub problems to find dead transitions.
[2025-06-05 04:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:33] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:33] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:33] [INFO ] Deduced a trap composed of 21 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:33] [INFO ] Deduced a trap composed of 22 places in 38 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (OVERLAPS) 119/238 variables, 119/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:35] [INFO ] Deduced a trap along path composed of 7 places in 14 ms of which 1 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/238 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:37] [INFO ] Deduced a trap along path composed of 7 places in 19 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 1/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 9 (OVERLAPS) 0/238 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 118 unsolved
No progress, stopping.
After SMT solving in domain Real declared 238/238 variables, and 138 constraints, problems are : Problem set: 0 solved, 118 unsolved in 6651 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 1 (OVERLAPS) 1/119 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/119 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:39] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/119 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 5 (OVERLAPS) 119/238 variables, 119/137 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 118/255 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 21 places in 52 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:40] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:41] [INFO ] Deduced a trap composed of 12 places in 21 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 9/264 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:41] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:41] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:41] [INFO ] Deduced a trap composed of 24 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:41] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 4/268 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:42] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/238 variables, 1/269 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:43] [INFO ] Deduced a trap composed of 20 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:43] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:43] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:43] [INFO ] Deduced a trap composed of 24 places in 51 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/238 variables, 4/273 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/238 variables, 2/275 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:45] [INFO ] Deduced a trap composed of 21 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:45] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/238 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:46] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:47] [INFO ] Deduced a trap composed of 22 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:47] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/238 variables, 3/280 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:49] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:49] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:50] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/238 variables, 3/283 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:54] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:54] [INFO ] Deduced a trap along path composed of 6 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:54] [INFO ] Deduced a trap along path composed of 9 places in 24 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:54] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:54] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 04:14:55] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/238 variables, 6/289 constraints. Problems are: Problem set: 0 solved, 118 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/238 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 118 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 238/238 variables, and 289 constraints, problems are : Problem set: 0 solved, 118 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 119/119 constraints, PredecessorRefiner: 118/118 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 11/11 constraints]
After SMT, in 36692ms problems are : Problem set: 0 solved, 118 unsolved
Search for dead transitions found 0 dead transitions in 36692ms
Starting structural reductions in LTL mode, iteration 1 : 119/129 places, 119/129 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 36818 ms. Remains : 119/129 places, 119/129 transitions.
Stuttering acceptance computed with spot in 221 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : ShieldRVt-PT-003B-LTLFireability-15
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-003B-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-003B-LTLFireability-15 finished in 37057 ms.
All properties solved by simple procedures.
Total runtime 416749 ms.

BK_STOP 1749096909842

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldRVt-PT-003B"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ShieldRVt-PT-003B, examination is LTLFireability"
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-174901993900220"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-003B.tgz
mv ShieldRVt-PT-003B execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;