Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994000252.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-005B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994000252
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 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 60K 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-005B-LTLFireability-00
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-01
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-02
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-03
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-04
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-05
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-06
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-07
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-08
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-09
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-10
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-11
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-12
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-13
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-14
FORMULA_NAME ShieldRVt-PT-005B-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749101832948

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-005B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 05:37:14] [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 05:37:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 05:37:14] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2025-06-05 05:37:14] [INFO ] Transformed 253 places.
[2025-06-05 05:37:14] [INFO ] Transformed 253 transitions.
[2025-06-05 05:37:14] [INFO ] Found NUPN structural information;
[2025-06-05 05:37:14] [INFO ] Parsed PT model containing 253 places and 253 transitions and 596 arcs in 175 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ShieldRVt-PT-005B-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-005B-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 253/253 places, 253/253 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 207 transition count 207
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 207 transition count 207
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 93 place count 206 transition count 206
Iterating global reduction 0 with 1 rules applied. Total rules applied 94 place count 206 transition count 206
Applied a total of 94 rules in 55 ms. Remains 206 /253 variables (removed 47) and now considering 206/253 (removed 47) transitions.
// Phase 1: matrix 206 rows 206 cols
[2025-06-05 05:37:14] [INFO ] Computed 21 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:37:14] [INFO ] Implicit Places using invariants in 224 ms returned []
[2025-06-05 05:37:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:37:14] [INFO ] Implicit Places using invariants and state equation in 150 ms returned []
Implicit Place search using SMT with State Equation took 409 ms to find 0 implicit places.
Running 205 sub problems to find dead transitions.
[2025-06-05 05:37:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:17] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:17] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:17] [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 05:37:17] [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 05:37:17] [INFO ] Deduced a trap composed of 24 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:17] [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 05:37:18] [INFO ] Deduced a trap composed of 24 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:18] [INFO ] Deduced a trap composed of 21 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 05:37:18] [INFO ] Deduced a trap composed of 20 places in 26 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:18] [INFO ] Deduced a trap composed of 22 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 05:37:19] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 2/32 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:20] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:20] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:20] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 3/35 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/412 variables, 206/241 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:24] [INFO ] Deduced a trap along path composed of 6 places in 35 ms of which 9 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:25] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:26] [INFO ] Deduced a trap along path composed of 14 places in 41 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/412 variables, 2/244 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:28] [INFO ] Deduced a trap along path composed of 13 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 05:37:28] [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 05:37:28] [INFO ] Deduced a trap along path composed of 7 places in 41 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/412 variables, 3/247 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/412 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 11 (OVERLAPS) 0/412 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 205 unsolved
No progress, stopping.
After SMT solving in domain Real declared 412/412 variables, and 247 constraints, problems are : Problem set: 0 solved, 205 unsolved in 18508 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 14/35 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:33] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:35] [INFO ] Deduced a trap composed of 26 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/206 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 6 (OVERLAPS) 206/412 variables, 206/243 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/412 variables, 205/448 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:36] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:36] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:36] [INFO ] Deduced a trap composed of 26 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:36] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 21 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 18 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 22 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:37] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 28 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 05:37:38] [INFO ] Deduced a trap composed of 31 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:38] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/412 variables, 20/468 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:39] [INFO ] Deduced a trap composed of 19 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 05:37:39] [INFO ] Deduced a trap composed of 28 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 05:37:39] [INFO ] Deduced a trap composed of 29 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:39] [INFO ] Deduced a trap composed of 30 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 05:37:39] [INFO ] Deduced a trap composed of 31 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 05:37:40] [INFO ] Deduced a trap composed of 32 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 05:37:40] [INFO ] Deduced a trap composed of 27 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 05:37:40] [INFO ] Deduced a trap composed of 25 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 05:37:40] [INFO ] Deduced a trap composed of 13 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 05:37:40] [INFO ] Deduced a trap composed of 22 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 05:37:40] [INFO ] Deduced a trap composed of 24 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:40] [INFO ] Deduced a trap composed of 26 places in 42 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/412 variables, 12/480 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:42] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:42] [INFO ] Deduced a trap composed of 23 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:42] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:42] [INFO ] Deduced a trap composed of 23 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 05:37:42] [INFO ] Deduced a trap composed of 24 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 05:37:42] [INFO ] Deduced a trap composed of 26 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 05:37:43] [INFO ] Deduced a trap composed of 30 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 05:37:43] [INFO ] Deduced a trap composed of 26 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 05:37:43] [INFO ] Deduced a trap composed of 31 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:43] [INFO ] Deduced a trap composed of 33 places in 47 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/412 variables, 10/490 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:44] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:44] [INFO ] Deduced a trap composed of 23 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:45] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/412 variables, 3/493 constraints. Problems are: Problem set: 0 solved, 205 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/412 variables, 6/499 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:52] [INFO ] Deduced a trap composed of 20 places in 59 ms of which 7 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/412 variables, 1/500 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:37:58] [INFO ] Deduced a trap composed of 24 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 05:37:59] [INFO ] Deduced a trap composed of 22 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 05:38:00] [INFO ] Deduced a trap composed of 31 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 05:38:00] [INFO ] Deduced a trap composed of 33 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:00] [INFO ] Deduced a trap composed of 33 places in 50 ms of which 5 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/412 variables, 5/505 constraints. Problems are: Problem set: 0 solved, 205 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 412/412 variables, and 505 constraints, problems are : Problem set: 0 solved, 205 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 205/205 constraints, Known Traps: 67/67 constraints, Known Traps Along Path: 6/6 constraints]
After SMT, in 48579ms problems are : Problem set: 0 solved, 205 unsolved
Search for dead transitions found 0 dead transitions in 48589ms
Starting structural reductions in LTL mode, iteration 1 : 206/253 places, 206/253 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 49075 ms. Remains : 206/253 places, 206/253 transitions.
Support contains 34 out of 206 places after structural reductions.
[2025-06-05 05:38:03] [INFO ] Flatten gal took : 34 ms
[2025-06-05 05:38:03] [INFO ] Flatten gal took : 15 ms
[2025-06-05 05:38:03] [INFO ] Input system was already deterministic with 206 transitions.
RANDOM walk for 40000 steps (8 resets) in 885 ms. (45 steps per ms) remains 1/31 properties
BEST_FIRST walk for 2818 steps (0 resets) in 10 ms. (256 steps per ms) remains 0/1 properties
FORMULA ShieldRVt-PT-005B-LTLFireability-05 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 61 stabilizing places and 61 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 205 transition count 149
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 112 place count 149 transition count 149
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 112 place count 149 transition count 114
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 182 place count 114 transition count 114
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 188 place count 108 transition count 108
Iterating global reduction 2 with 6 rules applied. Total rules applied 194 place count 108 transition count 108
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 194 place count 108 transition count 104
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 202 place count 104 transition count 104
Performed 44 Post agglomeration using F-continuation condition.Transition count delta: 44
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 2 with 88 rules applied. Total rules applied 290 place count 60 transition count 60
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 291 place count 60 transition count 59
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 293 place count 59 transition count 58
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 321 place count 45 transition count 71
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 322 place count 45 transition count 71
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 324 place count 43 transition count 69
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 325 place count 42 transition count 69
Applied a total of 325 rules in 41 ms. Remains 42 /206 variables (removed 164) and now considering 69/206 (removed 137) transitions.
// Phase 1: matrix 69 rows 42 cols
[2025-06-05 05:38:04] [INFO ] Computed 20 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:04] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-05 05:38:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:04] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 05:38:04] [INFO ] Redundant transitions in 1 ms returned []
Running 65 sub problems to find dead transitions.
[2025-06-05 05:38:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 68/110 variables, 42/62 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 0/110 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Real declared 110/111 variables, and 62 constraints, problems are : Problem set: 0 solved, 65 unsolved in 844 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 65 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/42 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 68/110 variables, 42/62 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/110 variables, 65/127 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/110 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 5 (OVERLAPS) 0/110 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Int declared 110/111 variables, and 127 constraints, problems are : Problem set: 0 solved, 65 unsolved in 1012 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 42/42 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1874ms problems are : Problem set: 0 solved, 65 unsolved
Search for dead transitions found 0 dead transitions in 1875ms
Starting structural reductions in SI_LTL mode, iteration 1 : 42/206 places, 69/206 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2010 ms. Remains : 42/206 places, 69/206 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-00
Stuttering criterion allowed to conclude after 40 steps with 0 reset in 3 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-00 finished in 2213 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' '!((!((p0 U p1) U G(X(p2)))&&X(F(p0))&&X(p3)))'
Support contains 4 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 197 transition count 197
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 197 transition count 197
Applied a total of 18 rules in 12 ms. Remains 197 /206 variables (removed 9) and now considering 197/206 (removed 9) transitions.
// Phase 1: matrix 197 rows 197 cols
[2025-06-05 05:38:06] [INFO ] Computed 21 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:06] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-05 05:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:06] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Running 196 sub problems to find dead transitions.
[2025-06-05 05:38:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:08] [INFO ] Deduced a trap composed of 20 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 05:38:08] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:09] [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 05:38:09] [INFO ] Deduced a trap composed of 23 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 05:38:09] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:09] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 197/394 variables, 197/224 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:15] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/394 variables, 1/225 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:16] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:18] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 10 (OVERLAPS) 0/394 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 227 constraints, problems are : Problem set: 0 solved, 196 unsolved in 15618 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 197/394 variables, 197/225 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 196/421 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:23] [INFO ] Deduced a trap composed of 20 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:23] [INFO ] Deduced a trap composed of 21 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 05:38:23] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:24] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:24] [INFO ] Deduced a trap composed of 18 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 05:38:24] [INFO ] Deduced a trap composed of 22 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 05:38:24] [INFO ] Deduced a trap composed of 22 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 05:38:24] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:24] [INFO ] Deduced a trap composed of 23 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:24] [INFO ] Deduced a trap composed of 28 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 05:38:24] [INFO ] Deduced a trap composed of 21 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:25] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:25] [INFO ] Deduced a trap composed of 14 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 05:38:25] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:25] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 15/436 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:26] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:27] [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 05:38:27] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:27] [INFO ] Deduced a trap composed of 25 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:27] [INFO ] Deduced a trap composed of 22 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 05:38:27] [INFO ] Deduced a trap composed of 25 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 05:38:27] [INFO ] Deduced a trap composed of 26 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 05:38:27] [INFO ] Deduced a trap composed of 21 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:28] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:28] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 16/452 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:28] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:29] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:29] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 3/455 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:31] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:32] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:32] [INFO ] Deduced a trap composed of 25 places in 52 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 3/458 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:33] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:34] [INFO ] Deduced a trap composed of 26 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 05:38:34] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 3/461 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:35] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:36] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:36] [INFO ] Deduced a trap composed of 26 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 05:38:37] [INFO ] Deduced a trap composed of 26 places in 51 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 4/465 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:39] [INFO ] Deduced a trap composed of 22 places in 65 ms of which 8 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/394 variables, 1/466 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:42] [INFO ] Deduced a trap composed of 28 places in 70 ms of which 8 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/394 variables, 1/467 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/394 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:50] [INFO ] Deduced a trap along path composed of 6 places in 44 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:50] [INFO ] Deduced a trap along path composed of 6 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 05:38:50] [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 05:38:50] [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 05:38:50] [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 05:38:50] [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 05:38:50] [INFO ] Deduced a trap along path composed of 6 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 05:38:50] [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 05:38:50] [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 05:38:50] [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 05:38:50] [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 05:38:51] [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 05:38:52] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/394 variables, and 482 constraints, problems are : Problem set: 0 solved, 196 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 53/53 constraints, Known Traps Along Path: 15/15 constraints]
After SMT, in 45645ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 45646ms
Starting structural reductions in LTL mode, iteration 1 : 197/206 places, 197/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45819 ms. Remains : 197/206 places, 197/206 transitions.
Stuttering acceptance computed with spot in 284 ms :[(OR (NOT p3) (NOT p0) p2), p2, false, (OR (NOT p3) (NOT p0)), (AND p1 p2), true, (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-01 finished in 46128 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(p1))||p0))))'
Support contains 4 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 197 transition count 197
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 197 transition count 197
Applied a total of 18 rules in 17 ms. Remains 197 /206 variables (removed 9) and now considering 197/206 (removed 9) transitions.
// Phase 1: matrix 197 rows 197 cols
[2025-06-05 05:38:52] [INFO ] Computed 21 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:52] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-05 05:38:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:38:53] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 196 sub problems to find dead transitions.
[2025-06-05 05:38:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:38:54] [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 05:38:55] [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 05:38:55] [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 05:38:55] [INFO ] Deduced a trap composed of 23 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 05:38:55] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 197/394 variables, 197/223 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:00] [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 05:39:01] [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 05:39:01] [INFO ] Deduced a trap along path composed of 7 places in 14 ms of which 1 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/394 variables, 3/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (OVERLAPS) 0/394 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 226 constraints, problems are : Problem set: 0 solved, 196 unsolved in 12958 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 197/394 variables, 197/223 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 196/419 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:07] [INFO ] Deduced a trap composed of 20 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 05:39:07] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:07] [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 05:39:07] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:07] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:07] [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 05:39:07] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:08] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:08] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:08] [INFO ] Deduced a trap composed of 19 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 05:39:08] [INFO ] Deduced a trap composed of 24 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 05:39:08] [INFO ] Deduced a trap composed of 24 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 05:39:08] [INFO ] Deduced a trap composed of 24 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 05:39:08] [INFO ] Deduced a trap composed of 29 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 05:39:08] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:08] [INFO ] Deduced a trap composed of 24 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 05:39:08] [INFO ] Deduced a trap composed of 25 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 05:39:09] [INFO ] Deduced a trap composed of 13 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 05:39:09] [INFO ] Deduced a trap composed of 17 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:09] [INFO ] Deduced a trap composed of 22 places in 30 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 20/439 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:09] [INFO ] Deduced a trap composed of 18 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 05:39:10] [INFO ] Deduced a trap composed of 26 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 05:39:10] [INFO ] Deduced a trap composed of 29 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 05:39:10] [INFO ] Deduced a trap composed of 29 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 05:39:10] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:10] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:10] [INFO ] Deduced a trap composed of 25 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 05:39:10] [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 05:39:11] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:11] [INFO ] Deduced a trap composed of 25 places in 60 ms of which 6 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 10/449 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:12] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:13] [INFO ] Deduced a trap composed of 26 places in 58 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 2/451 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:14] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:15] [INFO ] Deduced a trap composed of 26 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:15] [INFO ] Deduced a trap composed of 25 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 05:39:15] [INFO ] Deduced a trap composed of 26 places in 55 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 4/455 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:17] [INFO ] Deduced a trap composed of 18 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 05:39:17] [INFO ] Deduced a trap composed of 26 places in 63 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 2/457 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:19] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:19] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:19] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:20] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:20] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:21] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 6/463 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/394 variables, 3/466 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:25] [INFO ] Deduced a trap composed of 32 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 05:39:26] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:26] [INFO ] Deduced a trap composed of 24 places in 45 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/394 variables, 3/469 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:29] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:30] [INFO ] Deduced a trap composed of 22 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 05:39:31] [INFO ] Deduced a trap composed of 26 places in 44 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/394 variables, 3/472 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:34] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 7 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/394 variables, and 473 constraints, problems are : Problem set: 0 solved, 196 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 56/56 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 42989ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 42990ms
Starting structural reductions in LTL mode, iteration 1 : 197/206 places, 197/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43171 ms. Remains : 197/206 places, 197/206 transitions.
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-02
Product exploration explored 100000 steps with 33333 reset in 173 ms.
Product exploration explored 100000 steps with 33333 reset in 124 ms.
Computed a total of 58 stabilizing places and 58 stable transitions
Computed a total of 58 stabilizing places and 58 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 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-005B-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVt-PT-005B-LTLFireability-02 finished in 43691 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)) U (F(p1)&&X(X(!p2)))))'
Support contains 5 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 197 transition count 197
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 197 transition count 197
Applied a total of 18 rules in 8 ms. Remains 197 /206 variables (removed 9) and now considering 197/206 (removed 9) transitions.
// Phase 1: matrix 197 rows 197 cols
[2025-06-05 05:39:36] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:39:36] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-05 05:39:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:39:36] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
Running 196 sub problems to find dead transitions.
[2025-06-05 05:39:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:38] [INFO ] Deduced a trap composed of 20 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:38] [INFO ] Deduced a trap composed of 21 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 05:39:38] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:39] [INFO ] Deduced a trap composed of 23 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 05:39:39] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (OVERLAPS) 197/394 variables, 197/223 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:42] [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 05:39:42] [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 05:39:43] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 3/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:47] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 0 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/394 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:51] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 0 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/394 variables, 1/228 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 11 (OVERLAPS) 0/394 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 228 constraints, problems are : Problem set: 0 solved, 196 unsolved in 18282 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 5/5 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/196 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (OVERLAPS) 1/197 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/197 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:55] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/197 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:56] [INFO ] Deduced a trap composed of 26 places in 40 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/197 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/197 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 197/394 variables, 197/225 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 196/421 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:57] [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 05:39:57] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:57] [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 05:39:58] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:58] [INFO ] Deduced a trap composed of 23 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 05:39:58] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:58] [INFO ] Deduced a trap composed of 19 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 05:39:58] [INFO ] Deduced a trap composed of 20 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 05:39:58] [INFO ] Deduced a trap composed of 13 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 05:39:58] [INFO ] Deduced a trap composed of 14 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 05:39:59] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/394 variables, 11/432 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:59] [INFO ] Deduced a trap composed of 20 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:59] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:39:59] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:00] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:00] [INFO ] Deduced a trap composed of 23 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 05:40:00] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:00] [INFO ] Deduced a trap composed of 22 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 05:40:00] [INFO ] Deduced a trap composed of 25 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 05:40:00] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:01] [INFO ] Deduced a trap composed of 22 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 05:40:01] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 11/443 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:02] [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 05:40:02] [INFO ] Deduced a trap composed of 23 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 05:40:02] [INFO ] Deduced a trap composed of 24 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 05:40:02] [INFO ] Deduced a trap composed of 23 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 05:40:02] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:02] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:02] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:03] [INFO ] Deduced a trap composed of 25 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 05:40:03] [INFO ] Deduced a trap composed of 26 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 05:40:03] [INFO ] Deduced a trap composed of 26 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 05:40:03] [INFO ] Deduced a trap composed of 24 places in 36 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 11/454 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:04] [INFO ] Deduced a trap composed of 22 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 05:40:04] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 2/456 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/394 variables, 5/461 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:10] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/394 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:13] [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 05:40:14] [INFO ] Deduced a trap composed of 14 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 05:40:15] [INFO ] Deduced a trap composed of 27 places in 45 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/394 variables, 3/465 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:19] [INFO ] Deduced a trap composed of 32 places in 65 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:19] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 4 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/394 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/394 variables, and 467 constraints, problems are : Problem set: 0 solved, 196 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 197/197 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 5/5 constraints]
After SMT, in 48311ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 48313ms
Starting structural reductions in LTL mode, iteration 1 : 197/206 places, 197/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 48501 ms. Remains : 197/206 places, 197/206 transitions.
Stuttering acceptance computed with spot in 324 ms :[(OR (NOT p1) p2), (NOT p1), p2, (AND (NOT p0) p2), (AND (NOT p1) p2), (AND (NOT p0) p2), p2, (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-04
Product exploration explored 100000 steps with 1944 reset in 130 ms.
Stack based approach found an accepted trace after 323 steps with 4 reset with depth 100 and stack size 100 in 1 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-04 finished in 48977 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F(p0))))))'
Support contains 1 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 196 transition count 196
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 196 transition count 196
Applied a total of 20 rules in 3 ms. Remains 196 /206 variables (removed 10) and now considering 196/206 (removed 10) transitions.
// Phase 1: matrix 196 rows 196 cols
[2025-06-05 05:40:25] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:40:25] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-05 05:40:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:40:25] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Running 195 sub problems to find dead transitions.
[2025-06-05 05:40:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:27] [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 05:40:27] [INFO ] Deduced a trap composed of 21 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 05:40:27] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:27] [INFO ] Deduced a trap composed of 23 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 05:40:28] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:31] [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 05:40:31] [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 05:40:31] [INFO ] Deduced a trap along path composed of 7 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 05:40:32] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 4/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 7 (OVERLAPS) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 226 constraints, problems are : Problem set: 0 solved, 195 unsolved in 10576 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 195/417 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:37] [INFO ] Deduced a trap composed of 20 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 05:40:37] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:37] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:37] [INFO ] Deduced a trap composed of 18 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 05:40:37] [INFO ] Deduced a trap composed of 22 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 05:40:38] [INFO ] Deduced a trap composed of 22 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 05:40:38] [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 05:40:38] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:38] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:38] [INFO ] Deduced a trap composed of 25 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:38] [INFO ] Deduced a trap composed of 24 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 05:40:38] [INFO ] Deduced a trap composed of 26 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 05:40:38] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:38] [INFO ] Deduced a trap composed of 13 places in 22 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 14/431 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:39] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:39] [INFO ] Deduced a trap composed of 21 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:39] [INFO ] Deduced a trap composed of 23 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 05:40:40] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:40] [INFO ] Deduced a trap composed of 24 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 05:40:40] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:40] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:40] [INFO ] Deduced a trap composed of 20 places in 58 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:40] [INFO ] Deduced a trap composed of 20 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 05:40:40] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:40] [INFO ] Deduced a trap composed of 22 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 05:40:41] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 12/443 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:42] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:42] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:42] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:42] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:42] [INFO ] Deduced a trap composed of 25 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 05:40:43] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:43] [INFO ] Deduced a trap composed of 26 places in 48 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 7/450 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:45] [INFO ] Deduced a trap composed of 24 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 05:40:45] [INFO ] Deduced a trap composed of 25 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 05:40:45] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/453 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:47] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:47] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:47] [INFO ] Deduced a trap composed of 14 places in 50 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/456 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:50] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/392 variables, 4/461 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:54] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/392 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:40:59] [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 05:40:59] [INFO ] Deduced a trap along path composed of 6 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 05:40:59] [INFO ] Deduced a trap along path composed of 7 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 05:41:00] [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 05:41:00] [INFO ] Deduced a trap along path composed of 15 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 05:41:00] [INFO ] Deduced a trap along path composed of 8 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 05:41:00] [INFO ] Deduced a trap along path composed of 7 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 05:41:00] [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 05:41:00] [INFO ] Deduced a trap along path composed of 8 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:00] [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 05:41:00] [INFO ] Deduced a trap along path composed of 7 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 05:41:00] [INFO ] Deduced a trap along path composed of 7 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 05:41:01] [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 05:41:01] [INFO ] Deduced a trap along path composed of 6 places in 14 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:02] [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 05:41:02] [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 05:41:02] [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 05:41:03] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/392 variables, 18/480 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/392 variables, and 480 constraints, problems are : Problem set: 0 solved, 195 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 22/22 constraints]
After SMT, in 40600ms problems are : Problem set: 0 solved, 195 unsolved
Search for dead transitions found 0 dead transitions in 40601ms
Starting structural reductions in LTL mode, iteration 1 : 196/206 places, 196/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40762 ms. Remains : 196/206 places, 196/206 transitions.
Stuttering acceptance computed with spot in 167 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-06
Product exploration explored 100000 steps with 2355 reset in 122 ms.
Product exploration explored 100000 steps with 2367 reset in 176 ms.
Computed a total of 58 stabilizing places and 58 stable transitions
Computed a total of 58 stabilizing places and 58 stable transitions
Detected a total of 58/196 stabilizing places and 58/196 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 68 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 176 steps (0 resets) in 6 ms. (25 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 104 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 166 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-05 05:41:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 05:41:07] [INFO ] [Real]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-05 05:41:07] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2025-06-05 05:41:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 05:41:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-05 05:41:07] [INFO ] [Nat]Absence check using state equation in 92 ms returned sat
[2025-06-05 05:41:07] [INFO ] Computed and/alt/rep : 195/286/195 causal constraints (skipped 0 transitions) in 9 ms.
[2025-06-05 05:41:08] [INFO ] Added : 193 causal constraints over 39 iterations in 677 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 196 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 196/196 places, 196/196 transitions.
Applied a total of 0 rules in 1 ms. Remains 196 /196 variables (removed 0) and now considering 196/196 (removed 0) transitions.
[2025-06-05 05:41:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:41:08] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-05 05:41:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:41:08] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Running 195 sub problems to find dead transitions.
[2025-06-05 05:41:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:10] [INFO ] Deduced a trap composed of 20 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 05:41:10] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:10] [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 05:41:10] [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 05:41:11] [INFO ] Deduced a trap composed of 24 places in 26 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:14] [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 05:41:14] [INFO ] Deduced a trap along path composed of 7 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 05:41:14] [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 05:41:15] [INFO ] Deduced a trap along path composed of 7 places in 22 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 4/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 7 (OVERLAPS) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 226 constraints, problems are : Problem set: 0 solved, 195 unsolved in 10674 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 195/417 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:20] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:20] [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 05:41:20] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:20] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [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 05:41:21] [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 05:41:21] [INFO ] Deduced a trap composed of 23 places in 39 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [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 05:41:21] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [INFO ] Deduced a trap composed of 26 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:21] [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 05:41:21] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 14/431 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:22] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:22] [INFO ] Deduced a trap composed of 21 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:22] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 24 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 25 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:23] [INFO ] Deduced a trap composed of 25 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 05:41:24] [INFO ] Deduced a trap composed of 22 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 05:41:24] [INFO ] Deduced a trap composed of 22 places in 42 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 12/443 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:25] [INFO ] Deduced a trap composed of 23 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 05:41:25] [INFO ] Deduced a trap composed of 18 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 05:41:25] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:25] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:26] [INFO ] Deduced a trap composed of 25 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 05:41:26] [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 05:41:26] [INFO ] Deduced a trap composed of 26 places in 46 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 7/450 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:28] [INFO ] Deduced a trap composed of 24 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 05:41:28] [INFO ] Deduced a trap composed of 25 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 05:41:28] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/453 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:30] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:30] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:30] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/456 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:33] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/392 variables, 4/461 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:37] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/392 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:42] [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 05:41:42] [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 05:41:42] [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 05:41:42] [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 05:41:43] [INFO ] Deduced a trap along path composed of 15 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 05:41:43] [INFO ] Deduced a trap along path composed of 8 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 05:41:43] [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 05:41:43] [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 05:41:43] [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 05:41:43] [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 05:41:43] [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 05:41:43] [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 05:41:44] [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 05:41:44] [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 05:41:45] [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 05:41:45] [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 05:41:45] [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 05:41:46] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/392 variables, 18/480 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/392 variables, and 480 constraints, problems are : Problem set: 0 solved, 195 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 22/22 constraints]
After SMT, in 40695ms problems are : Problem set: 0 solved, 195 unsolved
Search for dead transitions found 0 dead transitions in 40696ms
Finished structural reductions in LTL mode , in 1 iterations and 40850 ms. Remains : 196/196 places, 196/196 transitions.
Computed a total of 58 stabilizing places and 58 stable transitions
Computed a total of 58 stabilizing places and 58 stable transitions
Detected a total of 58/196 stabilizing places and 58/196 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 86 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 247 steps (0 resets) in 6 ms. (35 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 115 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 5 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 183 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-05 05:41:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 05:41:50] [INFO ] [Real]Absence check using 21 positive place invariants in 5 ms returned sat
[2025-06-05 05:41:50] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2025-06-05 05:41:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 05:41:50] [INFO ] [Nat]Absence check using 21 positive place invariants in 5 ms returned sat
[2025-06-05 05:41:50] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2025-06-05 05:41:50] [INFO ] Computed and/alt/rep : 195/286/195 causal constraints (skipped 0 transitions) in 11 ms.
[2025-06-05 05:41:51] [INFO ] Added : 193 causal constraints over 39 iterations in 623 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 184 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2323 reset in 200 ms.
Product exploration explored 100000 steps with 2328 reset in 135 ms.
Applying partial POR strategy [true, false, false, false, false]
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 196 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 196/196 places, 196/196 transitions.
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 196 transition count 196
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 20 Pre rules applied. Total rules applied 53 place count 196 transition count 216
Deduced a syphon composed of 73 places in 1 ms
Iterating global reduction 1 with 20 rules applied. Total rules applied 73 place count 196 transition count 216
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 132 places in 0 ms
Iterating global reduction 1 with 59 rules applied. Total rules applied 132 place count 196 transition count 216
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 133 place count 196 transition count 215
Discarding 39 places :
Symmetric choice reduction at 2 with 39 rule applications. Total rules 172 place count 157 transition count 176
Deduced a syphon composed of 93 places in 0 ms
Iterating global reduction 2 with 39 rules applied. Total rules applied 211 place count 157 transition count 176
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 94 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 212 place count 157 transition count 176
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 214 place count 155 transition count 174
Deduced a syphon composed of 92 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 216 place count 155 transition count 174
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: -132
Deduced a syphon composed of 111 places in 0 ms
Iterating global reduction 2 with 19 rules applied. Total rules applied 235 place count 155 transition count 306
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 254 place count 136 transition count 268
Deduced a syphon composed of 92 places in 0 ms
Iterating global reduction 2 with 19 rules applied. Total rules applied 273 place count 136 transition count 268
Deduced a syphon composed of 92 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 276 place count 136 transition count 265
Deduced a syphon composed of 92 places in 0 ms
Applied a total of 276 rules in 52 ms. Remains 136 /196 variables (removed 60) and now considering 265/196 (removed -69) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 05:41:52] [INFO ] Redundant transitions in 11 ms returned []
Running 264 sub problems to find dead transitions.
// Phase 1: matrix 265 rows 136 cols
[2025-06-05 05:41:52] [INFO ] Computed 21 invariants in 3 ms
[2025-06-05 05:41:52] [INFO ] State equation strengthened by 85 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 264 unsolved
At refinement iteration 1 (OVERLAPS) 1/136 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 264 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:53] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
Problem TDEAD0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
Problem TDEAD1 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 2 ms to minimize.
Problem TDEAD4 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 2 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 1 ms to minimize.
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Problem TDEAD10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Problem TDEAD15 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 2 ms to minimize.
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Problem TDEAD20 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
Problem TDEAD21 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Problem TDEAD22 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Problem TDEAD25 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD225 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD227 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD235 is UNSAT
Problem TDEAD240 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD244 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD246 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD260 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 20/41 constraints. Problems are: Problem set: 190 solved, 74 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:41:54] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Problem TDEAD43 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/136 variables, 1/42 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/136 variables, 0/42 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 5 (OVERLAPS) 264/400 variables, 136/178 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/400 variables, 84/262 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 0/262 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 8 (OVERLAPS) 1/401 variables, 1/263 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/263 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/263 constraints. Problems are: Problem set: 195 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 401/401 variables, and 263 constraints, problems are : Problem set: 195 solved, 69 unsolved in 4727 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 136/136 constraints, ReadFeed: 85/85 constraints, PredecessorRefiner: 264/264 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 195 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 0/0 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 1 (OVERLAPS) 93/136 variables, 21/21 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 21/42 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/136 variables, 0/42 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 264/400 variables, 136/178 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/400 variables, 84/262 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/400 variables, 69/331 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/400 variables, 0/331 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 8 (OVERLAPS) 1/401 variables, 1/332 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/401 variables, 0/332 constraints. Problems are: Problem set: 195 solved, 69 unsolved
At refinement iteration 10 (OVERLAPS) 0/401 variables, 0/332 constraints. Problems are: Problem set: 195 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 401/401 variables, and 332 constraints, problems are : Problem set: 195 solved, 69 unsolved in 10261 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 136/136 constraints, ReadFeed: 85/85 constraints, PredecessorRefiner: 69/264 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15067ms problems are : Problem set: 195 solved, 69 unsolved
Search for dead transitions found 195 dead transitions in 15069ms
Found 195 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 195 transitions
Dead transitions reduction (with SMT) removed 195 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 136/196 places, 70/196 transitions.
Graph (complete) has 240 edges and 136 vertex of which 44 are kept as prefixes of interest. Removing 92 places using SCC suffix rule.3 ms
Discarding 92 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 8 ms. Remains 44 /136 variables (removed 92) and now considering 70/70 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/196 places, 70/196 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 15148 ms. Remains : 44/196 places, 70/196 transitions.
Built C files in :
/tmp/ltsmin13159131799717973240
[2025-06-05 05:42:07] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13159131799717973240
Running compilation step : cd /tmp/ltsmin13159131799717973240;'/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 384 ms.
Running link step : cd /tmp/ltsmin13159131799717973240;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin13159131799717973240;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased10116294394233006052.hoa' '--buchi-type=spotba'
LTSmin run took 177 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-06 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVt-PT-005B-LTLFireability-06 finished in 102335 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(G(p0)) U p0))&&(G((p1 U p2))||F(!p1))))'
Support contains 3 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 196 transition count 196
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 196 transition count 196
Applied a total of 20 rules in 9 ms. Remains 196 /206 variables (removed 10) and now considering 196/206 (removed 10) transitions.
// Phase 1: matrix 196 rows 196 cols
[2025-06-05 05:42:07] [INFO ] Computed 21 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:42:08] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-06-05 05:42:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:42:08] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 195 sub problems to find dead transitions.
[2025-06-05 05:42:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:09] [INFO ] Deduced a trap composed of 20 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:10] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:10] [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 05:42:10] [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 05:42:10] [INFO ] Deduced a trap composed of 24 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:13] [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 05:42:13] [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 05:42:14] [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 05:42:14] [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) 0/392 variables, 4/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 7 (OVERLAPS) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 226 constraints, problems are : Problem set: 0 solved, 195 unsolved in 10771 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 195/417 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:19] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:20] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:20] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:20] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:20] [INFO ] Deduced a trap composed of 22 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 05:42:20] [INFO ] Deduced a trap composed of 22 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 05:42:20] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:20] [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 05:42:21] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:21] [INFO ] Deduced a trap composed of 25 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:21] [INFO ] Deduced a trap composed of 24 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:21] [INFO ] Deduced a trap composed of 26 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 05:42:21] [INFO ] Deduced a trap composed of 21 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:21] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 14/431 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:22] [INFO ] Deduced a trap composed of 23 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 05:42:22] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:22] [INFO ] Deduced a trap composed of 23 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 05:42:22] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:22] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:23] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:23] [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 05:42:23] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:23] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:23] [INFO ] Deduced a trap composed of 25 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 05:42:23] [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 05:42:23] [INFO ] Deduced a trap composed of 22 places in 45 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 12/443 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:24] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:25] [INFO ] Deduced a trap composed of 18 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 05:42:25] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:25] [INFO ] Deduced a trap composed of 23 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 05:42:25] [INFO ] Deduced a trap composed of 25 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:25] [INFO ] Deduced a trap composed of 25 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:25] [INFO ] Deduced a trap composed of 26 places in 48 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 7/450 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:28] [INFO ] Deduced a trap composed of 24 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 05:42:28] [INFO ] Deduced a trap composed of 25 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 05:42:28] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/453 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:30] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:30] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:30] [INFO ] Deduced a trap composed of 14 places in 48 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/456 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:33] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/392 variables, 4/461 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:37] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/392 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:42] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:42] [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 05:42:42] [INFO ] Deduced a trap along path composed of 7 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 05:42:43] [INFO ] Deduced a trap along path composed of 6 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 05:42:43] [INFO ] Deduced a trap along path composed of 15 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 05:42:43] [INFO ] Deduced a trap along path composed of 8 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 05:42:43] [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 05:42:43] [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 05:42:43] [INFO ] Deduced a trap along path composed of 8 places in 35 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:43] [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 05:42:43] [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 05:42:43] [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 05:42:44] [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 05:42:44] [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 05:42:45] [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 05:42:45] [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 05:42:45] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:46] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/392 variables, 18/480 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 1)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(timeout
s26 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/392 variables, and 480 constraints, problems are : Problem set: 0 solved, 195 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 22/22 constraints]
After SMT, in 40798ms problems are : Problem set: 0 solved, 195 unsolved
Search for dead transitions found 0 dead transitions in 40799ms
Starting structural reductions in LTL mode, iteration 1 : 196/206 places, 196/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 40970 ms. Remains : 196/206 places, 196/206 transitions.
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-07
Stuttering criterion allowed to conclude after 5342 steps with 3 reset in 12 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-07 finished in 41211 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||G(p1))&&(p1||X((G(p2) U (p1&&G(p2)))))))) U G(p3)))'
Support contains 4 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 198 transition count 198
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 198 transition count 198
Applied a total of 16 rules in 6 ms. Remains 198 /206 variables (removed 8) and now considering 198/206 (removed 8) transitions.
// Phase 1: matrix 198 rows 198 cols
[2025-06-05 05:42:49] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:42:49] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-06-05 05:42:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:42:49] [INFO ] Implicit Places using invariants and state equation in 112 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Running 197 sub problems to find dead transitions.
[2025-06-05 05:42:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:51] [INFO ] Deduced a trap composed of 20 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:51] [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 05:42:51] [INFO ] Deduced a trap composed of 22 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 05:42:51] [INFO ] Deduced a trap composed of 21 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 05:42:51] [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 05:42:51] [INFO ] Deduced a trap composed of 24 places in 38 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:52] [INFO ] Deduced a trap composed of 24 places in 30 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:53] [INFO ] Deduced a trap composed of 22 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 05:42:53] [INFO ] Deduced a trap composed of 26 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 05:42:53] [INFO ] Deduced a trap composed of 24 places in 29 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 3/31 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/198 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 6 (OVERLAPS) 198/396 variables, 198/229 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:42:58] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 1/230 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 9 (OVERLAPS) 0/396 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 197 unsolved
No progress, stopping.
After SMT solving in domain Real declared 396/396 variables, and 230 constraints, problems are : Problem set: 0 solved, 197 unsolved in 13150 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 4 (OVERLAPS) 198/396 variables, 198/229 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/396 variables, 197/426 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:03] [INFO ] Deduced a trap composed of 20 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:03] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:03] [INFO ] Deduced a trap composed of 22 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 05:43:03] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [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 05:43:04] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [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 05:43:04] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:04] [INFO ] Deduced a trap composed of 24 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 05:43:05] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:05] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:05] [INFO ] Deduced a trap composed of 25 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 05:43:05] [INFO ] Deduced a trap composed of 25 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 05:43:05] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:05] [INFO ] Deduced a trap composed of 13 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 05:43:05] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 20/446 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:06] [INFO ] Deduced a trap composed of 19 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 05:43:06] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:06] [INFO ] Deduced a trap composed of 23 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 05:43:07] [INFO ] Deduced a trap composed of 26 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:07] [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 05:43:07] [INFO ] Deduced a trap composed of 21 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:07] [INFO ] Deduced a trap composed of 14 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 05:43:07] [INFO ] Deduced a trap composed of 20 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 05:43:07] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 9/455 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:08] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:08] [INFO ] Deduced a trap composed of 23 places in 51 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:09] [INFO ] Deduced a trap composed of 25 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:09] [INFO ] Deduced a trap composed of 22 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 05:43:09] [INFO ] Deduced a trap composed of 26 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 05:43:10] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 6/461 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:11] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:11] [INFO ] Deduced a trap composed of 25 places in 63 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:11] [INFO ] Deduced a trap composed of 22 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 05:43:12] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/396 variables, 4/465 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:13] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:13] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 10 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/396 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:17] [INFO ] Deduced a trap composed of 26 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:17] [INFO ] Deduced a trap composed of 26 places in 63 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/396 variables, 2/469 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:19] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:19] [INFO ] Deduced a trap composed of 24 places in 63 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/396 variables, 2/471 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:23] [INFO ] Deduced a trap composed of 27 places in 63 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/396 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:26] [INFO ] Deduced a trap composed of 24 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 05:43:26] [INFO ] Deduced a trap composed of 23 places in 50 ms of which 4 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/396 variables, 2/474 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/396 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/396 variables, and 475 constraints, problems are : Problem set: 0 solved, 197 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 58/58 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 43181ms problems are : Problem set: 0 solved, 197 unsolved
Search for dead transitions found 0 dead transitions in 43181ms
Starting structural reductions in LTL mode, iteration 1 : 198/206 places, 198/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 43357 ms. Remains : 198/206 places, 198/206 transitions.
Stuttering acceptance computed with spot in 553 ms :[(NOT p3), (NOT p1), (AND (NOT p1) (NOT p3)), (NOT p1), true, (NOT p1), (OR (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p3)), (OR (AND p0 (NOT p3)) (AND p1 (NOT p3))), (AND (NOT p1) (NOT p3) p0), (OR (AND p2 (NOT p1) (NOT p3) (NOT p0)) (AND p1 (NOT p2) (NOT p3)) (AND p0 (NOT p2) (NOT p3))), (OR (AND p0 (NOT p2) (NOT p3)) (AND p1 (NOT p2) (NOT p3)))]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-08 finished in 43938 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(X(G(p0)))&&(p1 U (p2||G(p1))))))))'
Support contains 3 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 198 transition count 198
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 198 transition count 198
Applied a total of 16 rules in 7 ms. Remains 198 /206 variables (removed 8) and now considering 198/206 (removed 8) transitions.
// Phase 1: matrix 198 rows 198 cols
[2025-06-05 05:43:33] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:43:33] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-06-05 05:43:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:43:33] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 171 ms to find 0 implicit places.
Running 197 sub problems to find dead transitions.
[2025-06-05 05:43:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:35] [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 05:43:35] [INFO ] Deduced a trap composed of 21 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 05:43:35] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:35] [INFO ] Deduced a trap composed of 23 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:35] [INFO ] Deduced a trap composed of 25 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 05:43:35] [INFO ] Deduced a trap composed of 24 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 4 (OVERLAPS) 198/396 variables, 198/225 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:40] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/396 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:41] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 1/227 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:43] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:43] [INFO ] Deduced a trap composed of 23 places in 39 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 2/229 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 9 (OVERLAPS) 0/396 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 197 unsolved
No progress, stopping.
After SMT solving in domain Real declared 396/396 variables, and 229 constraints, problems are : Problem set: 0 solved, 197 unsolved in 15354 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 8/29 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:49] [INFO ] Deduced a trap composed of 26 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 05:43:49] [INFO ] Deduced a trap composed of 26 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 05:43:49] [INFO ] Deduced a trap composed of 25 places in 31 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 3/32 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 5 (OVERLAPS) 198/396 variables, 198/230 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 197/427 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:50] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:50] [INFO ] Deduced a trap composed of 21 places in 63 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:50] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:50] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [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 05:43:51] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [INFO ] Deduced a trap composed of 22 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:51] [INFO ] Deduced a trap composed of 24 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 05:43:51] [INFO ] Deduced a trap composed of 25 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 05:43:52] [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 05:43:52] [INFO ] Deduced a trap composed of 26 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:52] [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 05:43:52] [INFO ] Deduced a trap composed of 21 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 05:43:52] [INFO ] Deduced a trap composed of 14 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:52] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 18/445 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:53] [INFO ] Deduced a trap composed of 22 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:53] [INFO ] Deduced a trap composed of 20 places in 69 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:53] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:53] [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 05:43:54] [INFO ] Deduced a trap composed of 24 places in 62 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:54] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:54] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:55] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 8/453 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:56] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:56] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:56] [INFO ] Deduced a trap composed of 22 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 05:43:56] [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 05:43:57] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/396 variables, 5/458 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:58] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:43:59] [INFO ] Deduced a trap composed of 24 places in 66 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/396 variables, 2/460 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:01] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:01] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:01] [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 05:44:01] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:02] [INFO ] Deduced a trap composed of 25 places in 64 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/396 variables, 5/465 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:04] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:05] [INFO ] Deduced a trap composed of 23 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 05:44:05] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/396 variables, 3/468 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/396 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:12] [INFO ] Deduced a trap along path composed of 10 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 05:44:12] [INFO ] Deduced a trap along path composed of 10 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 05:44:12] [INFO ] Deduced a trap along path composed of 6 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 05:44:13] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:13] [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 05:44:14] [INFO ] Deduced a trap along path composed of 6 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 05:44:14] [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 05:44:15] [INFO ] Deduced a trap along path composed of 6 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:15] [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 05:44:15] [INFO ] Deduced a trap along path composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/396 variables, 10/480 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/396 variables, and 480 constraints, problems are : Problem set: 0 solved, 197 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 52/52 constraints, Known Traps Along Path: 12/12 constraints]
After SMT, in 45385ms problems are : Problem set: 0 solved, 197 unsolved
Search for dead transitions found 0 dead transitions in 45385ms
Starting structural reductions in LTL mode, iteration 1 : 198/206 places, 198/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 45565 ms. Remains : 198/206 places, 198/206 transitions.
Stuttering acceptance computed with spot in 296 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (AND (NOT p2) (NOT p1)), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-09
Entered a terminal (fully accepting) state of product in 50 steps with 3 reset in 0 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-09 finished in 45883 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)&&F(G(p1)))))'
Support contains 3 out of 206 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 55 transitions
Trivial Post-agglo rules discarded 55 transitions
Performed 55 trivial Post agglomeration. Transition count delta: 55
Iterating post reduction 0 with 55 rules applied. Total rules applied 55 place count 205 transition count 150
Reduce places removed 55 places and 0 transitions.
Iterating post reduction 1 with 55 rules applied. Total rules applied 110 place count 150 transition count 150
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 34 Pre rules applied. Total rules applied 110 place count 150 transition count 116
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 2 with 68 rules applied. Total rules applied 178 place count 116 transition count 116
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 184 place count 110 transition count 110
Iterating global reduction 2 with 6 rules applied. Total rules applied 190 place count 110 transition count 110
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 190 place count 110 transition count 106
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 198 place count 106 transition count 106
Performed 44 Post agglomeration using F-continuation condition.Transition count delta: 44
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 2 with 88 rules applied. Total rules applied 286 place count 62 transition count 62
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 287 place count 62 transition count 61
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 289 place count 61 transition count 60
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 313 place count 49 transition count 70
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 315 place count 47 transition count 68
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 316 place count 46 transition count 68
Applied a total of 316 rules in 24 ms. Remains 46 /206 variables (removed 160) and now considering 68/206 (removed 138) transitions.
// Phase 1: matrix 68 rows 46 cols
[2025-06-05 05:44:18] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:44:19] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-05 05:44:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:44:19] [INFO ] State equation strengthened by 20 read => feed constraints.
[2025-06-05 05:44:19] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 05:44:19] [INFO ] Redundant transitions in 0 ms returned []
Running 65 sub problems to find dead transitions.
[2025-06-05 05:44:19] [INFO ] Invariant cache hit.
[2025-06-05 05:44:19] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 1/46 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 68/114 variables, 46/66 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 7 (OVERLAPS) 0/114 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Real declared 114/114 variables, and 86 constraints, problems are : Problem set: 0 solved, 65 unsolved in 984 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 65 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/45 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/45 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 2 (OVERLAPS) 1/46 variables, 9/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 4 (OVERLAPS) 68/114 variables, 46/66 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/114 variables, 20/86 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 65/151 constraints. Problems are: Problem set: 0 solved, 65 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:20] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/114 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 65 unsolved
At refinement iteration 9 (OVERLAPS) 0/114 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 65 unsolved
No progress, stopping.
After SMT solving in domain Int declared 114/114 variables, and 152 constraints, problems are : Problem set: 0 solved, 65 unsolved in 2001 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 46/46 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 65/65 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2993ms problems are : Problem set: 0 solved, 65 unsolved
Search for dead transitions found 0 dead transitions in 2993ms
Starting structural reductions in SI_LTL mode, iteration 1 : 46/206 places, 68/206 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3115 ms. Remains : 46/206 places, 68/206 transitions.
Stuttering acceptance computed with spot in 136 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-11
Stuttering criterion allowed to conclude after 1549 steps with 5 reset in 10 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-11 finished in 3277 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)&&F(G(((p2||X(p3))&&p1))))))'
Support contains 4 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 196 transition count 196
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 196 transition count 196
Applied a total of 20 rules in 6 ms. Remains 196 /206 variables (removed 10) and now considering 196/206 (removed 10) transitions.
// Phase 1: matrix 196 rows 196 cols
[2025-06-05 05:44:22] [INFO ] Computed 21 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:44:22] [INFO ] Implicit Places using invariants in 59 ms returned []
[2025-06-05 05:44:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:44:22] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 195 sub problems to find dead transitions.
[2025-06-05 05:44:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:24] [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 05:44:24] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:24] [INFO ] Deduced a trap composed of 22 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:24] [INFO ] Deduced a trap composed of 23 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 05:44:24] [INFO ] Deduced a trap composed of 24 places in 32 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:27] [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 05:44:28] [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 05:44:28] [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 05:44:28] [INFO ] Deduced a trap along path composed of 7 places in 21 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 4/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 7 (OVERLAPS) 0/392 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 195 unsolved
No progress, stopping.
After SMT solving in domain Real declared 392/392 variables, and 226 constraints, problems are : Problem set: 0 solved, 195 unsolved in 10951 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/195 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 1 (OVERLAPS) 1/196 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/196 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 4 (OVERLAPS) 196/392 variables, 196/222 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/392 variables, 195/417 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:34] [INFO ] Deduced a trap composed of 20 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:34] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:34] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:34] [INFO ] Deduced a trap composed of 18 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 05:44:34] [INFO ] Deduced a trap composed of 22 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 05:44:35] [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 05:44:35] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:35] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:35] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:35] [INFO ] Deduced a trap composed of 25 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 05:44:35] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:35] [INFO ] Deduced a trap composed of 26 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 05:44:35] [INFO ] Deduced a trap composed of 21 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:35] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/392 variables, 14/431 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:36] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:36] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:37] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:37] [INFO ] Deduced a trap composed of 24 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 05:44:37] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:37] [INFO ] Deduced a trap composed of 25 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 05:44:37] [INFO ] Deduced a trap composed of 23 places in 55 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:37] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:37] [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 05:44:37] [INFO ] Deduced a trap composed of 25 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 05:44:38] [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 05:44:38] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/392 variables, 12/443 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:39] [INFO ] Deduced a trap composed of 23 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 05:44:39] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:39] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:39] [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 05:44:40] [INFO ] Deduced a trap composed of 25 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 05:44:40] [INFO ] Deduced a trap composed of 25 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 05:44:40] [INFO ] Deduced a trap composed of 26 places in 49 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/392 variables, 7/450 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:42] [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 05:44:42] [INFO ] Deduced a trap composed of 25 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 05:44:42] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/392 variables, 3/453 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:44] [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 05:44:44] [INFO ] Deduced a trap composed of 22 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 05:44:44] [INFO ] Deduced a trap composed of 14 places in 53 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/392 variables, 3/456 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:47] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/392 variables, 1/457 constraints. Problems are: Problem set: 0 solved, 195 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/392 variables, 4/461 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:51] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/392 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:57] [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 05:44:57] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:57] [INFO ] Deduced a trap along path composed of 7 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:57] [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 05:44:57] [INFO ] Deduced a trap along path composed of 15 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 05:44:57] [INFO ] Deduced a trap along path composed of 8 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 05:44:57] [INFO ] Deduced a trap along path composed of 7 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 05:44:57] [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 05:44:57] [INFO ] Deduced a trap along path composed of 8 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:57] [INFO ] Deduced a trap along path composed of 7 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:58] [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 05:44:58] [INFO ] Deduced a trap along path composed of 7 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:58] [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 05:44:59] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:44:59] [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 05:44:59] [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 05:44:59] [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 05:45:00] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/392 variables, 18/480 constraints. Problems are: Problem set: 0 solved, 195 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/392 variables, and 480 constraints, problems are : Problem set: 0 solved, 195 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 196/196 constraints, PredecessorRefiner: 195/195 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 22/22 constraints]
After SMT, in 40981ms problems are : Problem set: 0 solved, 195 unsolved
Search for dead transitions found 0 dead transitions in 40982ms
Starting structural reductions in LTL mode, iteration 1 : 196/206 places, 196/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41151 ms. Remains : 196/206 places, 196/206 transitions.
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3)))]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-12
Product exploration explored 100000 steps with 76 reset in 177 ms.
Stack based approach found an accepted trace after 88 steps with 0 reset with depth 89 and stack size 89 in 0 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-12 finished in 41532 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 206 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 57 transitions
Trivial Post-agglo rules discarded 57 transitions
Performed 57 trivial Post agglomeration. Transition count delta: 57
Iterating post reduction 0 with 57 rules applied. Total rules applied 57 place count 205 transition count 148
Reduce places removed 57 places and 0 transitions.
Iterating post reduction 1 with 57 rules applied. Total rules applied 114 place count 148 transition count 148
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 114 place count 148 transition count 113
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 184 place count 113 transition count 113
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 189 place count 108 transition count 108
Iterating global reduction 2 with 5 rules applied. Total rules applied 194 place count 108 transition count 108
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 194 place count 108 transition count 105
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 200 place count 105 transition count 105
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 292 place count 59 transition count 59
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 293 place count 59 transition count 58
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 295 place count 58 transition count 57
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 323 place count 44 transition count 70
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 325 place count 42 transition count 68
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 326 place count 41 transition count 68
Applied a total of 326 rules in 27 ms. Remains 41 /206 variables (removed 165) and now considering 68/206 (removed 138) transitions.
// Phase 1: matrix 68 rows 41 cols
[2025-06-05 05:45:03] [INFO ] Computed 20 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:45:03] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-05 05:45:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:45:03] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 05:45:03] [INFO ] Redundant transitions in 0 ms returned []
Running 64 sub problems to find dead transitions.
[2025-06-05 05:45:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 67/108 variables, 41/61 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (OVERLAPS) 0/108 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Real declared 108/109 variables, and 61 constraints, problems are : Problem set: 0 solved, 64 unsolved in 793 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 41/41 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 64 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/41 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 2 (OVERLAPS) 67/108 variables, 41/61 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/108 variables, 64/125 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/108 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 64 unsolved
At refinement iteration 5 (OVERLAPS) 0/108 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 64 unsolved
No progress, stopping.
After SMT solving in domain Int declared 108/109 variables, and 125 constraints, problems are : Problem set: 0 solved, 64 unsolved in 967 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 41/41 constraints, PredecessorRefiner: 64/64 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1768ms problems are : Problem set: 0 solved, 64 unsolved
Search for dead transitions found 0 dead transitions in 1768ms
Starting structural reductions in SI_LTL mode, iteration 1 : 41/206 places, 68/206 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1888 ms. Remains : 41/206 places, 68/206 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-13 finished in 1944 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p0)) U p1)))'
Support contains 2 out of 206 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 206/206 places, 206/206 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 198 transition count 198
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 198 transition count 198
Applied a total of 16 rules in 5 ms. Remains 198 /206 variables (removed 8) and now considering 198/206 (removed 8) transitions.
// Phase 1: matrix 198 rows 198 cols
[2025-06-05 05:45:05] [INFO ] Computed 21 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:45:05] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-05 05:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 05:45:05] [INFO ] Implicit Places using invariants and state equation in 111 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
Running 197 sub problems to find dead transitions.
[2025-06-05 05:45:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:07] [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 05:45:07] [INFO ] Deduced a trap composed of 21 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:08] [INFO ] Deduced a trap composed of 22 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:08] [INFO ] Deduced a trap composed of 24 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 05:45:08] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 4 (OVERLAPS) 198/396 variables, 198/224 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:12] [INFO ] Deduced a trap along path composed of 7 places in 24 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/396 variables, 1/225 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:14] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 1/226 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:16] [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 05:45:16] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 2/228 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 9 (OVERLAPS) 0/396 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 197 unsolved
No progress, stopping.
After SMT solving in domain Real declared 396/396 variables, and 228 constraints, problems are : Problem set: 0 solved, 197 unsolved in 16244 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/197 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 1 (OVERLAPS) 1/198 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/198 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/198 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 4 (OVERLAPS) 198/396 variables, 198/224 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/396 variables, 197/421 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:23] [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 05:45:23] [INFO ] Deduced a trap composed of 17 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 05:45:23] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:23] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:23] [INFO ] Deduced a trap composed of 23 places in 60 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:23] [INFO ] Deduced a trap composed of 22 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 05:45:23] [INFO ] Deduced a trap composed of 23 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 05:45:24] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 23 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 05:45:24] [INFO ] Deduced a trap composed of 21 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 05:45:24] [INFO ] Deduced a trap composed of 24 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 05:45:24] [INFO ] Deduced a trap composed of 24 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 27 places in 39 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 30 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 20 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 05:45:24] [INFO ] Deduced a trap composed of 26 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 25 places in 44 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:24] [INFO ] Deduced a trap composed of 24 places in 37 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/396 variables, 20/441 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:25] [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 05:45:25] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:25] [INFO ] Deduced a trap composed of 24 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 05:45:25] [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 05:45:25] [INFO ] Deduced a trap composed of 24 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 05:45:25] [INFO ] Deduced a trap composed of 23 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 05:45:26] [INFO ] Deduced a trap composed of 26 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 05:45:26] [INFO ] Deduced a trap composed of 32 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:26] [INFO ] Deduced a trap composed of 32 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 05:45:26] [INFO ] Deduced a trap composed of 25 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 05:45:26] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:26] [INFO ] Deduced a trap composed of 26 places in 61 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:26] [INFO ] Deduced a trap composed of 13 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:27] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:27] [INFO ] Deduced a trap composed of 26 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 05:45:27] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:27] [INFO ] Deduced a trap composed of 23 places in 35 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/396 variables, 17/458 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:28] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 1/459 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:30] [INFO ] Deduced a trap composed of 26 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:30] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:31] [INFO ] Deduced a trap composed of 25 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 05:45:31] [INFO ] Deduced a trap composed of 26 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 05:45:31] [INFO ] Deduced a trap composed of 21 places in 44 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:31] [INFO ] Deduced a trap composed of 26 places in 36 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/396 variables, 6/465 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:32] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:33] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/396 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:35] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/396 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 197 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/396 variables, 4/472 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:43] [INFO ] Deduced a trap along path composed of 6 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 05:45:43] [INFO ] Deduced a trap along path composed of 6 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:43] [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 05:45:43] [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 05:45:43] [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 05:45:43] [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 05:45:44] [INFO ] Deduced a trap along path composed of 7 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 05:45:44] [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 05:45:44] [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 05:45:46] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 05:45:46] [INFO ] Deduced a trap along path composed of 7 places in 16 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/396 variables, 11/483 constraints. Problems are: Problem set: 0 solved, 197 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/396 variables, and 483 constraints, problems are : Problem set: 0 solved, 197 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, State Equation: 198/198 constraints, PredecessorRefiner: 197/197 constraints, Known Traps: 52/52 constraints, Known Traps Along Path: 15/15 constraints]
After SMT, in 46271ms problems are : Problem set: 0 solved, 197 unsolved
Search for dead transitions found 0 dead transitions in 46272ms
Starting structural reductions in LTL mode, iteration 1 : 198/206 places, 198/206 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 46443 ms. Remains : 198/206 places, 198/206 transitions.
Stuttering acceptance computed with spot in 110 ms :[(NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVt-PT-005B-LTLFireability-15
Stuttering criterion allowed to conclude after 15342 steps with 0 reset in 28 ms.
FORMULA ShieldRVt-PT-005B-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVt-PT-005B-LTLFireability-15 finished in 46594 ms.
All properties solved by simple procedures.
Total runtime 518161 ms.

BK_STOP 1749102352319

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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-005B"
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-005B, 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-174901994000252"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-005B.tgz
mv ShieldRVt-PT-005B 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 ;